Download - SS Steel Spur Gears
-
8/14/2019 SS Steel Spur Gears
1/16
Module 1
60
SS1- 15SS1- 16SS1- 17
SS1- 18SS1- 19
SS1- 20SS1- 21SS1- 22SS1- 23SS1- 24
SS1- 25SS1- 26SS1- 27SS1- 28SS1- 29
SS1- 30SS1- 32SS1- 34SS1- 35SS1- 36
SS1- 38
SS1- 40SS1- 42SS1- 44SS1- 45
SS1- 46SS1- 48SS1- 50SS1- 52SS1- 54
SS1- 55SS1- 56SS1- 58SS1- 60SS1- 62
SS1- 64SS1- 65SS1- 66SS1- 68SS1- 70
SS1- 72SS1- 75SS1- 76SS1- 80SS1- 84
SS1- 85SS1- 88SS1- 90SS1- 95SS1- 96
SS1-100SS1-110SS1-120SS1-150SS1-200
11
11
1
111
1
11
111
111
11
1
11
11
1
11
11
1
11
11
1
111
1
11
11
1
11
11
1
11
1
11
100110
120150
200
085088
090095
096
072075
076080084
064065066
068070
055
056058
060062
046
048050
052054
038
040042
044045
030
032034035
036
025026
027028
029
020021
022023
024
015016
017
018019
1015
1520
20
040050
050120
160
100110
120150
200
1010
1010
10
040040
040040
040
085088
090095
096
1010
101010
040040
040040040
072075
076080084
101010
1010
040040040
040040
064065066
068070
10
1010
1010
035
035035
035040
055
056058
060062
10
1010
1010
035
035035
035035
046
048050
052054
10
1010
1010
032
035035
035035
038
040042
044045
10
101010
10
025
026026026
028
030
032034035
036
0808
0808
08
020022
022022
024
025026
027028
029
0808
0808
08
016017
018018
0200
020021
022023
024
0808
08
0808
017018
019
020021
015016
017
018019
102112
122152
202
1010
1010
10
087090
092097
098
1010
1010
10
074077
078082086
1010
101010
066067068
070072
101010
1010
057
058060
062064
10
1010
1010
048
050052
054056
10
1010
1010
040
042044
046047
10
1010
1010
032
034036037
038
10
101010
10
027028
029030
031
1010
1010
10
022023
024025
026
1010
1010
10
017018
019
020021
1010
10
1010
1010
1010
10
2020
2020
20
1010
1010
10
2020
2020
20
1010
101010
2020
202020
101010
1010
202020
2020
10
1010
1010
20
2020
2020
10
1010
1010
20
2020
2020
10
1010
1010
20
2020
2020
10
101010
10
20
202020
20
10
10
10
10
10
2020
2020
20
1010
1010
10
2020
2020
20
2020
20
2020
3030
30
3030
S1 Shape S3 Shape
SS Steel Spur Gears 1Module
Gears
Catalog
No.
Module
z
No. of teeth
AH7 B C
Bore Pitch dia.Hub dia.
D E
Outside dia. Face width
F G H I
Hub widt h Total lengt h Web thickness Web O.D.
m
-
8/14/2019 SS Steel Spur Gears
2/16
S3S3
S3
S3S3
SS1- 38
SS1- 40SS1- 42SS1- 44SS1- 45
61
S1
S1S1
S1S1
S1
S1S1
S1S1
S1S1S1S1
S1S1S1
S1S1
S1S1
S1S1S1
S1S1
S1S1
S1
S1
S1S1
S1S1
S1S1
S1S1
S1
S1
S1S1
S1S1
43.660
48.56053.470
68.24071.500
36.33037.790
38.77041.210
41.700
30.02031.470
31.95033.900
35.840
26.15026.630
27.12028.080
29.050
21.83022.310
23.27024.22025.180
17.55018.50019.450
20.40021.360
13.810
14.74015.670
16.61017.080
10.140
11.05011.960
12.42012.890
07.908
08.34908.794
09.24109.690
05.747
06.17106.60107.033
07.469
03.69404.093
04.498
04.90905.326
9.973
12.180014.6600
23.640033.5800
7.0767.615
7.9848.948
9.148
4.9825.431
5.5866.226
6.902
3.8924.021
4.1514.419
4.695
2.8332.942
3.1673.4003.642
1.9462.1282.319
2.5182.726
01.3000
01.44901.606
1.7721.857
00.7894
00.904201.0280
01.092001.1600
00.5364
00.582500.6315
00.681600.7345
00.3275
00.363800.403000.4452
00.4903
00.174600.2010
00.2295
00.259900.2922
4.4520
4.9520
5.4520
6.9590
7.2910
1.0170
1.2420
1.4950
2.4110
3.4240
0.16~ 0.320.16~ 0.320.16~ 0.320.16~ 0.320.20~ 0.40
3.7050
3.8540
3.9530
4.2020
4.2520
0.7216
0.7765
0.8142
0.9125
0.9328
0.16~ 0.320.16~ 0.320.16~ 0.320.16~ 0.320.16~ 0.32
3.0610
3.2090
3.2580
3.4570
3.6550
0.5080
0.5538
0.5696
0.6349
0.7038
0.12~ 0.260.12~ 0.260.12~ 0.260.12~ 0.260.16~ 0.32
2.6670
2.7160
2.7650
2.8630
2.9620
0.3969
0.4100
0.4233
0.4506
0.4788
0.12~ 0.260.12~ 0.260.12~ 0.260.12~ 0.260.12~ 0.26
2.2260
2.2750
2.3730
2.4700
2.5680
0.2889
0.3000
0.3229
0.3467
0.3714
0.12~ 0.260.12~ 0.260.12~ 0.260.12~ 0.260.12~ 0.26
1.7900
1.8870
1.9830
2.0800
2.1780
0.1984
0.2170
0.2365
0.2568
0.2780
0.12~ 0.260.12~ 0.260.12~ 0.260.12~ 0.260.12~ 0.26
1.4080
1.50301.5980
1.6940
1.7420
0.1326
0.14780.1638
0.1807
0.1894
0.12~ 0.22
0.12~ 0.220.12~ 0.260.12~ 0.260.12~ 0.26
1.0340
1.1270
1.2200
1.2670
1.3140
0.0805
0.0922
0.1048
0.1114
0.1183
0.12~ 0.220.12~ 0.220.12~ 0.220.12~ 0.220.12~ 0.22
0.8064
0.8514
0.8967
0.9423
0.9881
0.0547
0.0594
0.0644
0.0695
0.0749
0.12~ 0.220.12~ 0.220.12~ 0.220.12~ 0.220.12~ 0.22
0.5860
0.6293
0.6731
0.7172
0.7616
0.0334
0.0371
0.0411
0.0454
0.0500
0.08~ 0.180.12~ 0.220.12~ 0.220.12~ 0.220.12~ 0.22
0.3767
0.4174
0.4587
0.50060.5431
0.0178
0.0205
0.0234
0.02650.0298
0.08~ 0.180.08~ 0.180.08~ 0.18
0.08~ 0.180.08~ 0.18
0.70
0.871.00
2.234.00
0.550.57
0.590.66
0.67
0.340.35
0.360.38
0.40
0.250.26
0.270.280.30
0.190.200.22
0.230.24
0.14
0.160.17
0.180.18
0.08
0.100.11
0.110.12
0.05
0.060.06
0.070.08
0.03
0.030.040.04
0.05
0.030.04
0.05
0.050.06
SS1- 85SS1- 88SS1- 90SS1- 95SS1- 96
SS1- 72SS1- 75SS1- 76SS1- 80SS1- 84
SS1- 64SS1- 65SS1- 66SS1- 68SS1- 70
SS1- 55SS1- 56SS1- 58SS1- 60SS1- 62
SS1- 46SS1- 48SS1- 50SS1- 52SS1- 54
SS1- 30SS1- 32SS1- 34SS1- 35SS1- 36
SS1- 25SS1- 26SS1- 27SS1- 28SS1- 29
SS1- 20SS1- 21SS1- 22SS1- 23SS1- 24
SS1- 15SS1- 16SS1- 17
SS1- 18SS1- 19
SS1-100SS1-110SS1-120SS1-150SS1-200
NOTE 1:The allowable torques shown in the table are calculated values according to the assumed usage conditions.Please see page 27 for more details.
NOTE 2:The backlash values shown in the table are the theoretical values of a pair of identical gears in mesh.
S1
S1S1S1
S1
0.410.43
0.450.490.53
Specifications
Precision grade
Gear teeth
Pressure angle
Material
Heat treatment
Standard full depth
20
S45C
-
Tooth hardness
Surface treatment
Tooth surface finish
Secondary Operations
Less than 194HB
Black oxide
Cut
Bore
JIS N8 grade (JIS B1702-1: 1998)OLD JIS 4 grade (JIS B1702: 1976)
Datum reference surfacefor gear cutting
Possible
Steel Spur Gears
Catalog
No.Backlash (mm)
NOTE 2Shape
B en din g str en gth S urf ac e du ra bi li ty B en di ng s tr en gth S ur fa ce d ur ab il it y
Allowable torque (kgf.m) Weight
(kgf)
Allowable torque (N.m)NOTE 1
-
8/14/2019 SS Steel Spur Gears
3/16
SS1.5- 12SS1.5- 13SS1.5- 14
SS1.5- 15SS1.5- 16
Module 1.5
62
SS1.5- 17SS1.5- 18SS1.5- 19SS1.5- 20SS1.5- 21
SS1.5- 22SS1.5- 23SS1.5- 24SS1.5- 25SS1.5- 26
SS1.5- 27SS1.5- 28SS1.5- 29SS1.5- 30SS1.5- 32
SS1.5- 34
SS1.5- 35SS1.5- 36SS1.5- 38SS1.5- 40
SS1.5- 42SS1.5- 44SS1.5- 45SS1.5- 46SS1.5- 48
SS1.5- 50SS1.5- 52SS1.5- 54SS1.5- 55SS1.5- 56
SS1.5- 58SS1.5- 60SS1.5- 62SS1.5- 64SS1.5- 65
SS1.5- 66SS1.5- 68SS1.5- 70SS1.5- 72SS1.5- 75
SS1.5- 76SS1.5- 80SS1.5- 84SS1.5- 85SS1.5- 88
SS1.5- 90SS1.5- 95SS1.5-100SS1.5-120SS1.5-150
SS1.5-200
1.51.5
1.51.5
1.5
1.5
1.51.5
1.51.5
1.5
1.51.5
1.51.51.5
1.51.51.5
1.51.5
1.5
1.51.5
1.51.5
1.5
1.51.5
1.51.5
1.5
1.51.5
1.51.5
1.5
1.51.51.5
1.5
1.51.5
1.51.5
1.5
1.51.5
1.51.5
1.5
1.51.5
1.5
1.51.5
090095
100120
150
200
076080
084085
088
066068
070072075
058060062
064065
050
052054
055056
042
044045
046048
034
035036
038040
027
028029030
032
022023
024025
026
017018
019020
021
012013
014
015016
1515
1515
20
25
060.0060.0
060.0070.0 .
180.0
240.0
135.0142.5
150.0180 0
225.0
300.0
1515
1515
15
060.0060.0
060.0060.0
060.0
114.0120.0
126.0127.5
132.0
1515
151515
055.0055.0
055.0055.0060.0
099.0102.0
105.0108.0112.5
151515
1515
050.0050.0055.0
055.0055.0
087.0090.0093.0
096.0097.5
12
1515
1515
045.0
050.0050.0
050.0050.0
075.0
078.0081.0
082.5084.0
12
1212
1212
045.0
045.0045.0
045.0045.0
063.0
066.0067.5
069.0072.0
10
1010
1212
040.0
042.0045.0
045.0045.0
051.0
052.5054.0
057.0060.0
10
101010
10
034.0
036.0037.0038.0
040.0
040.5
042.0043.5045.0
048.0
0808
0808
10
026.0027.0
028.0030.0
032.0
033.0034.5
036.0037.5
039.0
0808
0808
08
021.0022.0
023.0024.0
025.0
025.5027.0
028.5030.0
031.5
0808
08
0808
021.0022.5
016.0
018.0020.0
018.0019.5
021.0
022.5024.0
138.0145.5
153.0183.0
228.0
303.0
1515
1515
15
15
117.0123.0
129.0130.5
135.0
1515
1515
15
102.0105.0
108.0111.0115.5
1515
151515
090.0093.0096.0
099.0100.5
151515
1515
078.0
081.0084.0
085.5087.0
15
1515
1515
066.0
069.0070.5
072.0075.0
15
1515
1515
054.0
055.5057.0
060.0063.0
15
1515
1515
043.5
045.0046.5048.0
051.0
15
151515
15
036.0037.5
039.0040.5
042.0
1515
1515
15
028.5030.0
031.5033.0
.034.5
1515
1515
15
021.0022.5
024.0
025.5027.0
1515
15
1515
1010
1010
10
10
2525
2525
25
25
09
10
133
153
1010
1010
10
2525
2525
25
1010
101010
2525
252525
101010
1010
252525
2525
10
1010
1010
25
2525
2525
10
1010
1010
25
2525
2525
10
1010
1010
25
2525
2525
10
101010
10
25
252525
25
10
10
10
10
10
2525
2525
25
1010
1010
10
2525
2525
25
1515
10
1010
3030
25
2525
S2 ShapeS1 Shape
SS Steel Spur Gears 1.5Module
Gears
Catalog
No.
Module
z
No. of teeth
AH7 B C
Bore Pitch dia.Hub dia.
D E
Outside dia. Face width
F G H I
Hub widt h Total lengt h Web thickness Web O.D.
m
-
8/14/2019 SS Steel Spur Gears
4/16
S3S3
S1
S1S1
S1S1
S1S1
S1
S1S1
S1S1
S1
S1
S1S1S1
S1
S1
S1S1
S1S1
S1
S1S1
S1S1
S1
S1S1
S1S1
S1S1S1
S1S1
S1
S1S1
S1S1
S1S1
S1S1
S1
S1S1
S2S2
S1
S1
130.800139.100
147.400180.400
191.900
261.400
107.900114.400
121.000122.600
127.600
91.5194.77
98.04101.300106.200
78.5281.7785.00
88.2689.89
65.65
68.8572.07
73.6875.29
52.91
56.0757.66
59.2562.44
40.37
41.9243.48
46.6149.75
29.67
31.1832.7034.22
37.28
22.2823.74
25.2126.69
28.18
15.1816.57
17.9819.40
20.83
008.590009.856
011.150
12.4713.82
28.31031.780
35.46052.280
70.310
130.5000
19.70022.000
24.43025.060
26.990
014.6400015.5900
16.57017.58019.150
011.1500011.9700012.8400
013.7200014.1800
008.1470
008.8520009.5880
009.9630010.3600
005.6500
006.2270006.5270
006.8340007.4730
003.6260
003.8540004.0890
004.5810005.1000
002.2310
002.4090002.5950002.7870
003.1920
001.4280001.5760
001.7320001.8970
002.0600
000.8012000.9120
001.0300001.1540
001.2880
000.3628000.4374
000.5158
000.6031000.6982
13.3400
14.1800
15.0300
18.4000
19.5700
26.6600
02.8870
03.2410
03.6160
05.3310
07.1700
13.3100
0.18~ 0.380.18~ 0.380.18~ 0.380.18~ 0.380.18~ 0.38
0.22~ 0.46
11.0000
11.6700
12.3400
12.5000
13.0100
02.0090
02.2430
02.4910
02.5550
02.7520
0.14~ 0.320.14~ 0.320.18~ 0.380.18~ 0.380.18~ 0.38
09.3320
09.6640
09.9970
10.3300
10.8300
01.4930
01.5900
01.6900
01.7930
01.9530
0.14~ 0.320.14~ 0.320.14~ 0.320.14~ 0.320.14~ 0.32
08.0070
08.3380
08.6680
09.0000
09.1660
01.1370
01.2210
01.3090
01.3990
01.4460
0.14~ 0.320.14~ 0.320.14~ 0.320.14~ 0.320.14~ 0.32
06.6940
07.0210
07.3490
07.5130
07.6780
(00.8308
00.9027
00.9777
01.0160
01.0560
0.14~ 0.320.14~ 0.320.14~ 0.320.14~ 0.320.14~ 0.32
05.3950
05.7180
05.8800
06.0420
06.3670
00.5761
00.6350
00.6656
00.6969
00.7620
0.14~ 0.320.14~ 0.320.14~ 0.320.14~ 0.320.14~ 0.32
04.1170
04.275004.4340
04.7530
05.0730
00.3698
00.393000.4170
00.4671
00.5201
0.12~ 0.26
0.12~ 0.260.12~ 0.260.12~ 0.260.12~ 0.26
03.0260
03.1800
03.3350
03.4900
03.8020
00.2275
00.2457
00.2646
00.2842
00.3255
0.12~ 0.260.12~ 0.260.12~ 0.260.12~ 0.260.12~ 0.26
02.2720
02.4210
02.5710
02.7220
02.8740
00.1456
00.1607
00.1766
00.1934
00.2101
0.12~ 0.260.12~ 0.260.12~ 0.260.12~ 0.260.12~ 0.26
01.5480
01.6900
01.8330
01.9780
02.1240
00.0817
00.0930
00.1050
00.1177
00.1313
0.12~ 0.220.12~ 0.220.12~ 0.220.12~ 0.220.12~ 0.26
00.8759
01.0050
01.1370
01.272001.4090
00.0370
00.0446
00.0526
00.061500.0712
0.12~ 0.220.12~ 0.220.12~ 0.22
0.12~ 0.220.12~ 0.22
1.902.10
1.802.80
06.620
11.800
1.501.50
1.701.70
1.90
1.101.10
1.201.201.40
00.8600.870.99
1.001.00
0.62
0.700.74
0.750.77
0.47
0.510.52
0.570.58
0.33
0.340.39
0.430.44
0.23
0.240.250.26
0.30
0.150.18
0.190.20
0.21
0.090.09
0.110.12
0.13
0.050.07
0.06
0.060.07
SS1.5- 90SS1.5- 95SS1.5-100SS1.5-120SS1.5-150
SS1.5-200
SS1.5- 76SS1.5- 80SS1.5- 84SS1.5- 85SS1.5- 88
SS1.5- 66SS1.5- 68SS1.5- 70SS1.5- 72SS1.5- 75
SS1.5- 58SS1.5- 60SS1.5- 62SS1.5- 64SS1.5- 65
SS1.5- 50SS1.5- 52SS1.5- 54SS1.5- 55SS1.5- 56
SS1.5- 42SS1.5- 44SS1.5- 45SS1.5- 46SS1.5- 48
SS1.5- 34
SS1.5- 35SS1.5- 36SS1.5- 38SS1.5- 40
SS1.5- 27SS1.5- 28SS1.5- 29SS1.5- 30SS1.5- 32
SS1.5- 22SS1.5- 23SS1.5- 24SS1.5- 25SS1.5- 26
SS1.5- 17SS1.5- 18SS1.5- 19SS1.5- 20SS1.5- 21
SS1.5- 12SS1.5- 13SS1.5- 14
SS1.5- 15SS1.5- 16
63
NOTE 1:The allowable torques shown in the table are calculated values according to the assumed usage conditions. Please see page 27 for more details.
NOTE 2:The backlash values shown in the table are the theoretical values of a pair of identical gears in mesh.
S3 Shape
Steel Spur Gears
Catalog
No.Backlash (mm)
NOTE 2Shape
B en din g str en gth S urf ac e du ra bi li ty B en di ng s tr en gth S ur fa ce d ur ab il it y
Allowable torque (kgf.m) Weight
(kgf)
Allowable torque (N.m)NOTE 1
Specifications
Precision grade
Gear teeth
Pressure angle
Material
Heat treatment
Standard full depth
20
S45C
-
Tooth hardness
Surface treatment
Tooth surface finish
Secondary Operations
Less than 194HB
Black oxide
Cut
Bore
JIS N8 grade (JIS B1702-1: 1998)OLD JIS 4 grade (JIS B1702: 1976)
Datum reference surfacefor gear cutting
Possible
-
8/14/2019 SS Steel Spur Gears
5/16
Module 2
64
SS2- 12SS2- 13SS2- 14
SS2- 15SS2- 16
SS2- 17SS2- 18SS2- 19SS2- 20SS2- 21
SS2- 22SS2- 23SS2- 24SS2- 25SS2- 26
SS2- 27SS2- 28SS2- 29SS2- 30SS2- 32
SS2- 34
SS2- 35SS2- 36SS2- 38SS2- 40
SS2- 42SS2- 44SS2- 45SS2- 46SS2- 48
SS2- 50SS2- 52SS2- 54SS2- 55SS2- 56
SS2- 58SS2- 60SS2- 62SS2- 64SS2- 65
SS2- 66SS2- 68SS2- 70SS2- 72SS2- 75
SS2- 76SS2- 80SS2- 84SS2- 85SS2- 88
SS2- 90SS2- 95SS2-100SS2-120SS2-150
2
22
22
22
22
2
22
22
2
22
22
2
22
222
222
22
2
22
22
2
22
22
2
22
22
2
222
2
22
2
22
090
095100
120150
076080
084085
088
066068
070072
075
058060
062064
065
050052
054055056
042044045
046048
034
035036
038040
027
028029
030032
022
023024
025026
017
018019020
021
012013
014
015016
20
2020
2025
070
070070
090240
180
190200
240300
2020
2020
20
060060
070070
070
152160
168170
176
1515
1515
20
060060
060060
060
132136
140144
150
1515
1515
15
060060
060060
060
116120
124128
130
1515
151515
055055
055055055
100104
108110112
151515
1515
055055055
055055
084088090
092096
12
1212
1215
050
052055
055055
068
070072
076080
12
1212
1212
045
045047
050050
054
056058
060064
12
1212
1212
036
037038
040042
044
046048
050052
12
121212
12
028
030031032
034
034
036038040
042
1010
10
1212
018020
020
024026
024026
028
030032
184
194204
244304
20
2020
2020
156164
172174
180
2020
2020
20
136140
144148
154
2020
2020
20
120124
128132
134
2020
2020
20
104108
112114116
2020
202020
088092094
096100
202020
2020
072
074076
080084
20
2020
2020
058
060062
064068
20
2020
2020
048
050052
054056
20
2020
2020
038
040042044
046
20
202020
20
028030
032
034036
2020
20
2020
10
1010
1010
30
3030
3030
12
121212
156166176210
1010
1010
10
3030
3030
30
12121212
136140146150
1010
1010
10
3030
3030
30
1010
1010
10
3030
3030
30
1010
101010
3030
303030
101010
1010
303030
3030
10
1010
1010
30
3030
3030
10
1010
1010
30
3030
3030
10
10
10
10
10
30
3030
3030
10
101010
10
30
303030
30
1010
10
1010
3030
30
3030
S2 ShapeS1 Shape
SS Steel Spur Gears 2Module
Gears
Catalog
No.
Module
z
No. of teeth
AH7 B C
Bore Pitch dia.Hub dia.
D E
Outside dia. Face width
F G H I
Hub widt h Total lengt h Web thickness Web O.D.
m
-
8/14/2019 SS Steel Spur Gears
6/16
S1S1
S1
S1S1
S1S1
S1S1
S1
S1
S1S1
S1S1
S1S1S1S1S1
S1
S1S1
S1S1
S1S1S1
S1S1
S1S1
S1S1S1
S1S1
S1S1
S1
S1
S1S1
S1S1
S1
S2S2S2
S2
S2
S2S2
S2S1
070.35
073.92077.52
081.12088.39
65
310.20
329.70291.10
356.50454.90
255.70271.20
286.70290.70
302.30
216.90224.70
232.40240.20
251.70
186.10193.80
201.50209.20
213.10
155.60163.20
170.80174.70178.50
125.40132.90136.70
140.40148.00
095.70
099.34103.10
110.50117.90
052.81
056.27059.75
063.26066.80
035.99
039.28042.61045.97
049.38
020.36023.36
026.42
029.56032.74
069.7000
078.1900072.7400
107.7000174.0000
048.6400054.2600
060.2000061.7300
066.4600
035.9800038.3500
040.8100043.3400
047.2900
027.2700029.3300
031.4700033.6900
034.8200
019.9400021.6500
023.4400024.3600025.3000
013.8100015.2300015.9700
016.7300018.3000
08.838
09.39009.963
11.17012.450
05.452
05.88506.334
06.80107.784
003.4960
003.8580004.2380
004.6380005.0370
001.9620
002.2330002.5210002.8270
003.1530
000.8816001.0670
001.2640
001.4790001.7120
031.630
033.620
029.680
036.350
046.390
07.1080
07.9730
07.4180
10.9800
17.7400
0.22~ 0.440.22~ 0.440.22~ 0.440.22~ 0.440.22~ 0.44
026.070
027.650
029.240
029.640
030.830
04.9600
05.5330
06.1390
06.2950
06.7770
0.18~ 0.360.18~ 0.360.22~ 0.440.22~ 0.440.22~ 0.44
022.120
022.910
023.700
024.490
025.670
03.6690
03.9110
04.1610
04.4190
04.8220
0.18~ 0.360.18~ 0.360.18~ 0.360.18~ 0.360.18~ 0.36
018.980
019.760
020.550
021.330
021.730
02.7810
02.9910
03.2090
03.4350
03.5510
0.18~ 0.360.18~ 0.360.18~ 0.360.18~ 0.360.18~ 0.36
015.870
016.640
017.420
017.810
018.200
02.0330
02.2080
02.3900
02.4840
02.5800
0.18~ 0.360.18~ 0.360.18~ 0.360.18~ 0.360.18~ 0.36
012.790
013.550
013.940
014.320
015.090
01.4080
01.5530
01.6280
01.7060
01.8660
0.18~ 0.360.18~ 0.360.18~ 0.360.18~ 0.360.18~ 0.36
009.759
010.130010.510
011.270
012.020
00.9012
00.957501.0160
01.1390
01.2700
0.14~ 0.30
0.14~ 0.300.14~ 0.300.14~ 0.300.14~ 0.30
007.174
007.538
007.905
008.272
009.013
00.5560
00.6001
00.6459
00.6935
00.7938
0.14~ 0.300.14~ 0.300.14~ 0.300.14~ 0.300.14~ 0.30
005.385
005.738
006.093
006.451
006.812
00.3565
00.3934
00.4322
00.4729
00.5136
0.14~ 0.300.14~ 0.300.14~ 0.300.14~ 0.300.14~ 0.30
003.670
004.005
004.345
004.688
005.035
00.2001
00.2277
00.2571
00.2883
00.3215
0.12~ 0.260.12~ 0.260.12~ 0.260.12~ 0.260.14~ 0.30
002.076
002.382
002.694
003.014003.339
00.0899
00.1088
00.1289
00.150800.1746
0.12~ 0.260.12~ 0.260.12~ 0.26
0.12~ 0.260.12~ 0.26
3.4
3.73.8
6.214.50
3.12.6
3.03.0
3.4
2.42.6
2.62.7
2.9
1.81.9
2.02.1
2.3
1.41.5
1.61.61.7
10.1.11.11.21.3
00.74
00.7500.80
00.9000.93
00.47
0.500.58
00.5800.64
0.3
00.3200.35
0.400.42
00.18
00.2000.2200.22
00.28
00.0900.10
00.10
00.1100.15
SS2- 90SS2- 95SS2-100SS2-120SS2-150
SS2- 76SS2- 80SS2- 84SS2- 85SS2- 88
SS2- 66SS2- 68SS2- 70SS2- 72SS2- 75
SS2- 58SS2- 60SS2- 62SS2- 64SS2- 65
SS2- 50SS2- 52SS2- 54SS2- 55SS2- 56
SS2- 42SS2- 44SS2- 45SS2- 46SS2- 48
SS2- 34
SS2- 35SS2- 36SS2- 38SS2- 40
SS2- 27SS2- 28SS2- 29SS2- 30SS2- 32
SS2- 22SS2- 23SS2- 24SS2- 25SS2- 26
SS2- 17SS2- 18SS2- 19SS2- 20SS2- 21
SS2- 12SS2- 13SS2- 14
SS2- 15SS2- 16
NOTE 1:The allowable torques shown in the table are calculated values according to the assumed usage conditions.Please see page 27 for more details.
NOTE 2:The backlash values shown in the table are the theoretical values of a pair of identical gears in mesh.
Steel Spur Gears
Catalog
No.Backlash (mm)
NOTE 2Shape
B en din g str en gth S urf ac e du ra bi li ty B en di ng s tr en gth S ur fa ce d ur ab il it y
Allowable torque (kgf.m) Weight
(kgf)
Specifications
Precision grade
Gear teeth
Pressure angle
Material
Heat treatment
Standard full depth
20
S45C
-
Tooth hardness
Surface treatment
Tooth surface finish
Secondary Operations
Less than 194HB
Black oxide
Cut
Bore
JIS N8 grade (JIS B1702-1: 1998)OLD JIS 4 grade (JIS B1702: 1976)
Datum reference surfacefor gear cutting
Possible
Allowable torque (N.m)NOTE 1
-
8/14/2019 SS Steel Spur Gears
7/16
SS2.5- 12
SS2.5- 13SS2.5- 14SS2.5- 15SS2.5- 16
Module 2.5
66
SS2.5- 17SS2.5- 18SS2.5- 19SS2.5- 20SS2.5- 21
SS2.5- 22SS2.5- 23SS2.5- 24SS2.5- 25SS2.5- 26
SS2.5- 27SS2.5- 28SS2.5- 29SS2.5- 30
SS2.5- 32
SS2.5- 34SS2.5- 35SS2.5- 36SS2.5- 38SS2.5- 40
SS2.5- 42SS2.5- 44SS2.5- 45SS2.5- 46SS2.5- 48
SS2.5- 50SS2.5- 52SS2.5- 54SS2.5- 55SS2.5- 56
SS2.5- 58
SS2.5- 60SS2.5- 62SS2.5- 64SS2.5- 65
SS2.5- 66SS2.5- 68SS2.5- 70SS2.5- 72SS2.5- 75
SS2.5- 76SS2.5- 80SS2.5- 90SS2.5-100SS2.5-120
2.52.5
2.52.5
2.5
2.5
2.52.52.5
2.5
2.5
2.52.5
2.52.5
2.52.5
2.52.5
2.5
2.5
2.52.5
2.52.5
2.52.5
2.52.5
2.5
2.5
2.52.5
2.5
2.5
2.52.5
2.52.5
2.5
2.5
2.52.5
2.52.5
2.5
2.52.52.52.5
076080090100
120
066068070072
075
058
060062
064065
050052
054055056
042
044045046048
034035036038040
027028029030
032
022023024025026
017018019020021
012
013014015016
2525
3030
30
080.0080.0
090.0090.0
100.0
190.0200.0
225.0250.0
300.0
25
252525
25
080.0
080.0080.0080.0
080.0
165.0
170.0175.0180.0
187.5
20
2525
2525
070.0
070.0080.0
080.0080.0
145.0
150.0155.0
160.0162.5
2020
2020
20
070.0070.0
070.0070.0
070.0
125.0130.0
135.0137.5
140.0
20
2020
2020
070.0
070.0070.0
070.0070.0
105.0
110.0112.5
115.0120.0
1515
1520
20
070.0070.0
070.0070.0
070.0
085.0087.5090.0095.0
100.0
15
1515
15
15
060.0
060.0062.0
065.0
070.0
067.5070.0072.5075.0
080.0
1515
1515
15
044.0046.0
048.0050.0
055.0
055.0057.5060.0062.5065.0
15
1515
1515
035.0
038.0039.0
040.0042.0
042.5045.0047.5050.0052.5
12
12121515
023.0
025.0025.0030.0032.0
030.0
032.5035.0037.5040.0
195.0205.0
230.0255.0
305.0
2525
2525
25
170.0
175.0180.0185.0
192.5
25
252525
25
150.0
155.0160.0
165.0167.5
25
2525
2525
130.0135.0
140.0142.5
145.0
2525
2525
25
110.0115.0117.5
120.0125.0
25
2525
2525
.090.0
.092.5
095.0100.0
105.0
2525
2525
25
.072.5
.075.0
.077.5
.080.0
.085.0
25
2525
25
25
.060.0
.062.5
.065.0
.067.5
.070.0
2525
2525
25
.047.5
.050.0
.052.5
.055.0
.057.5
25
2525
2525
.035.0
.037.5
.040.0
.042.5
.045.0
25
25252525
1212
1212
12
3737
3737
37
1510
1010
10
160177
202227
277
12
121212
12
37
373737
37
15
151515
15
140
140146151
159
12
1212
1212
37
3737
3737
101515
15
127130
131134
1212
1212
12
3737
3737
37
12
1212
1212
37
3737
3737
1212
1212
12
3737
3737
37
12
1212
12
12
37
3737
37
37
12
12
12
12
12
3737
3737
37
12
1212
1212
37
3737
3737
12
12121212
37
37373737
S2 ShapeS1 Shape
SS Steel Spur Gears 2.5Module
Gears
Catalog
No.
Module
z
No. of teeth
AH7 B C
Bore Pitch dia.Hub dia.
D E
Outside dia. Face width
F G H I
Hub widt h Total lengt h Web thickness Web O.D.
m
-
8/14/2019 SS Steel Spur Gears
8/16
09.9660
09.2720
11.9500
14.9900
22.1800
67
S1
S1S1S1S1
S1S1
S1S1
S1
S1S1S1S1S1
S1S1S1S1
S1
S1S1S1S1S1
S1S1S1S1S1
S1S1
S1S1
S1
S1
S4S2
S2S2
S2
S2S2S2
S2
S2S4S4S4S4
499.30441.40
504.80568.50
696.30
423.60
438.70453.80468.90
491.70
363.50
378.50393.50
408.60416.10
303.90318.70
333.60341.10
348.60
244.90
259.60266.90
274.30289.10
186.90194.10
201.30215.70
230.40
137.40
144.40151.40
158.50
172.60
103.20109.90
116.70123.60
130.40
070.29
076.72083.22
089.79096.44
039.77
045.61051.61057.73063.96
097.730090.930
117.200147.000
217.500
072.420
077.170082.070087.140
095.030
054.980
059.100063.390
067.820070.100
040.020043.530
047.190049.08 0
051.000
027.620
030.450031.920
033.460036.670
017.690018.810019.960022.370024.920
010.880
011.740012.640
013.580
015.560
006.987007.708
008.465009.259
010.050
003.932
004.471005.045
005.656006.304
001.766
002.138002.532002.964003.429
50.910
45.010
51.480
57.970
71.000
0.18~ 0.400.18~ 0.400.22~ 0.480.22~ 0.480.22~ 0.48
43.200
44.740
46.280
47.820
50.140
07.3850
07.8690
08.3690
08.8860
09.6900
0.18~ 0.400.18~ 0.400.18~ 0.400.18~ 0.400.18~ 0.40
37.070
38.600
40.130
41.670
42.430
05.6060
06.0270
06.4640
06.9160
07.1480
0.18~ 0.40
0.18~
0.400.18~ 0.400.18~ 0.400.18~ 0.40
30.990
32.500
34.020
34.780
35.550
04.0810
04.4390
04.8120
05.0050
05.2010
0.18~ 0.400.18~ 0.400.18~ 0.400.18~ 0.400.18~ 0.40
24.970
26.470
27.220
27.970
29.480
02.8160
03.1050
03.2550
03.4120
03.7390
0.18~ 0.400.18~ 0.400.18~ 0.400.18~ 0.400.18~ 0.40
19.060
19.790
20.530
22.000
23.490
01.8040
01.9180
02.0350
02.2810
02.5410
0.16~ 0.340.16~ 0.340.16~ 0.340.16~ 0.340.16~ 0.34
14.010
14.720
15.440
16.160
17.600
01.1090
01.1970
01.2890
01.3850
01.5870
0.16~ 0.340.16~ 0.340.16~ 0.340.16~ 0.34
0.16~ 0.34
10.520
11.210
11.900
12.600
13.300
00.7125
00.7860
00.8632
00.9442
01.0250
0.16~ 0.340.16~ 0.340.16~ 0.340.16~ 0.340.16~ 0.34
07.168
07.823
08.486
09.156
09.834)
00.4010
00.4559
00.5145
00.5768
00.6428
0.14~ 0.280.14~ 0.280.14~ 0.280.14~ 0.280.16~ 0.34
04.055
04.65105.263
05.887
06.522
00.1801
00.218000.2582
00.3022
00.3497
0.14~ 0.28
0.14~ 0.280.14~ 0.280.14~ 0.280.14~ 0.28
05.004.1
7.67.8
11.00
3.9
4.14.24.4
4.7
3.7
2.73.1
3.53.7
2.703.00
3.13.2
3.3
02.00
2.12.2
2.32.5
1.41.5
1.61.7
1.8
00.92
01.001.1
1.2
1.3
00.5300.58
00.650.7
00.83
00.28
00.350.4
00.4400.49
00.14
00.1700.2000.2300.25
SS2.5- 76SS2.5- 80SS2.5- 90SS2.5-100SS2.5-120
SS2.5- 66SS2.5- 68SS2.5- 70SS2.5- 72SS2.5- 75
SS2.5- 58
SS2.5- 60SS2.5- 62SS2.5- 64SS2.5- 65
SS2.5- 50SS2.5- 52SS2.5- 54SS2.5- 55SS2.5- 56
SS2.5- 42SS2.5- 44SS2.5- 45SS2.5- 46SS2.5- 48
SS2.5- 34SS2.5- 35SS2.5- 36SS2.5- 38SS2.5- 40
SS2.5- 27SS2.5- 28SS2.5- 29SS2.5- 30
SS2.5- 32
SS2.5- 22SS2.5- 23SS2.5- 24SS2.5- 25SS2.5- 26
SS2.5- 17SS2.5- 18SS2.5- 19SS2.5- 20SS2.5- 21
SS2.5- 12
SS2.5- 13SS2.5- 14SS2.5- 15SS2.5- 16
NOTE 1:The allowable torques shown in the table are calculated values according to the assumed usage conditions.Please see page 27 for more details.
NOTE 2:The backlash values shown in the table are the theoretical values of a pair of identical gears in mesh.
* FD has the die-forged finish.
S4 Shape
Steel Spur Gears
Catalog
No.Backlash (mm)
NOTE 2Shape
B en din g str en gth S urf ac e du ra bi li ty B en di ng s tr en gth S ur fa ce d ur ab il it y
Allowable torque (kgf.m) Weight
(kgf)
Specifications
Precision grade
Gear teeth
Pressure angle
Material
Heat treatment
Standard full depth
20
S45C
-
Tooth hardness
Surface treatment
Tooth surface finish
Secondary Operations
Less than 194HB
Black oxide
Cut
Bore
JIS N8 grade (JIS B1702-1: 1998)OLD JIS 4 grade (JIS B1702: 1976)
Datum reference surfacefor gear cutting
Possible
Allowable torque (N.m)NOTE 1
-
8/14/2019 SS Steel Spur Gears
9/16
SS3- 76SS3- 80SS3- 90SS3-100SS3-120
SS3- 66SS3- 68SS3- 70SS3- 72SS3- 75
Module 3
68
SS3- 12
SS3- 13SS3- 14SS3- 15SS3- 16
SS3- 17SS3- 18SS3- 19SS3- 20SS3- 21
SS3- 22SS3- 23SS3- 24SS3- 25SS3- 26
SS3- 27SS3- 28SS3- 29SS3- 30
SS3- 32
SS3- 34SS3- 35SS3- 36SS3- 38SS3- 40
SS3- 42SS3- 44SS3- 45SS3- 46SS3- 48
SS3- 50SS3- 52SS3- 54SS3- 55SS3- 56
SS3- 58
SS3- 60SS3- 62SS3- 64SS3- 65
33
33
3
3
33
33
3
33
33
33
33
3
3
33
33
33
33
3
3
33
3
3
33
33
3
3
33
33
3
3333
076080
090100
120
066
068070
072075
058
060062
064065
050052
054055
056
042
044045
046048
034035
036038
040
027
028029
030
032
022023
024025
026
017
018019
020021
012
013014015016
2530
3030
30
090090
100100
130
228240
270300
360
25
2525
2525
090
090090
090090
198
204210
216225
25
2525
2525
080
080080
080080
174
180186
192195
2525
2525
25
080080
080080
080
150156
162165
168
25
2525
2525
080
080080
080080
126
132135
138144
2020
2025
25
080080
080080
080
102105
108114
120
20
2020
20
20
065
070070
075
075
081
084087
090
096
1515
1520
20
054056
058060
065
066069
072075
078
15
1515
1515
039
040045
050052
051
054057
060063
15
15151515
028
030032036038
036
039042045048
234246
276306
366
3030
3030
30
204
210216
222231
30
3030
3030
180
186192
198201
30
3030
3030
156162
168171
174
3030
3030
30
132
138141
144150
30
3030
3030
108111
114120
126
3030
3030
30
087
090093
096
102
30
3030
30
30
072075
078081
084
3030
3030
30
057
060063
066069
30
3030
3030
042
045048051054
30
30303030
1515
1515
15
4545
4545
45
1610
1610
10
190213
240273
333
15
1515
1515
45
4545
4545
16
1616
1616
160
170176
182190
15
1515
1515
45
4545
4545
16
1016
1616
144
153150
158161
1515
1515
15
4545
4545
45
1016
1616
16
123126
132131
134
15
1515
1515
45
4545
4545
1515
1515
15
4545
4545
45
15
1515
15
15
45
4545
45
45
15
15
15
15
15
4545
4545
45
15
1515
1515
45
4545
4545
15
15151515
45
45454545
S2 ShapeS1 Shape
SS Steel Spur Gears 3Module
Gears
Catalog
No.
Module
z
No. of teeth
AH7 B C
Bore Pitch dia.Hub dia.
D E
Outside dia. Face width
F G H I
Hub widt h Total lengt h Web thickness Web O.D.
m
-
8/14/2019 SS Steel Spur Gears
10/1669
S1
S1S1S1S1
S1
S1S1
S1S1
S1S1
S1S1
S1
S1
S1S1
S1
S1
S1S1
S1S1
S1
S1
S1S1
S1S1
S4S2
S2S2
S2
S2
S4S2
S2S2
S2S2S2S2S2
S2S4S2S4S4
718.9762.7
872.3982.6
1203.00
610.1
631.8653.5675.3
0708.00
628.2
654.1680.1
588.4599.2
525.1550.8
576.5589.5
602.3
423.3
448.6461.3
0474.00499.5
0323.00335.4
347.8372.8
397.9
237.4
249.5261.6
273.8
298.3
178.2189.9
201.6213.5
225.5
121.5132.6
143.8155.1
166.6
0068.71
0078.830089.180099.73110.5
144.700161.600
208.200261.100
386.100
106.800
113.900121.200128.800
140.600
97.29
104.500112.100
099.930103.400
70.9277.11
83.57086.900
090.300
48.85
53.9756.63
59.3665.01
031.180033.140
035.160039.400
043.990
019.170
020.700022.300
023.950
027.440
12.2913.55
14.89016.300
017.700
006.926
007.872008.880
009.954011.090
003.116
003.773004.468005.225006.045
073.310
077.770
088.950
100.200
122.700
14.7600
16.4800
21.2300
26.6200
39.3700
0.22~ 0.440.22~ 0.440.26~ 0.520.26~ 0.520.26~ 0.52
062.210
064.430
066.640
068.860
072.200
10.8900
11.6100
12.3600
13.1300
14.3400
0.22~ 0.440.22~ 0.440.22~ 0.440.22~ 0.440.22~ 0.44
064.060
066.700
069.350
060.000
061.100
09.9210
10.6600
11.4300
10.1900
10.5400
0.22~ 0.44
0.22~
0.440.22~ 0.440.22~ 0.440.22~ 0.44
053.550
056.170
058.790
060.110
061.420
07.2320
07.8630
08.5220
08.8610
09.2080
0.22~ 0.440.22~ 0.440.22~ 0.440.22~ 0.440.22~ 0.44
043.160
045.740
047.040
048.340
050.940
04.9810
05.5030
05.7750
06.0530
06.6290
0.22~ 0.440.22~ 0.440.22~ 0.440.22~ 0.440.22~ 0.44
032.940
034.200
035.470
038.020
040.580
03.1790
03.3790
03.5850
04.0180
04.4860
0.18~ 0.380.18~ 0.380.18~ 0.380.18~ 0.380.18~ 0.38
024.210
025.440
026.680
027.920
030.420
01.9550
02.1110
02.2740
02.4420
02.7980
0.18~ 0.380.18~ 0.380.18~ 0.380.18~ 0.38
0.18~ 0.38
018.170
019.360
020.560
021.770
022.990
01.2530
01.3820
01.5180
01.6620
01.8050
0.18~ 0.380.18~ 0.380.18~ 0.380.18~ 0.380.18~ 0.38
012.390
013.520
014.660
015.820
016.990
00.7063
00.8027
00.9055
01.0150
01.1310
0.14~ 0.320.14~ 0.320.14~ 0.320.14~ 0.320.18~ 0.38
007.007
008.038009.094
010.170
011.270
00.3177
00.3847
00.4556
00.5328
00.6164
0.14~ 0.32
0.14~
0.320.14~ 0.320.14~ 0.320.14~ 0.32
8.77.2
10.5010.20
14.90
6.5
6.87.47.6
08.00
5.5
4.506.00
6.26.3
3.64.5
4.64.8
4.8
3.4
3.73.8
4.24.3
2.42.5
2.603.00
3.1
1.6
1.71.7
1.8
2.1
1.11.1
1.21.3
1.5
00.65
00.6700.73
0.801.00
00.25
0.300.350.4
0.5
SS3- 76SS3- 80SS3- 90SS3-100SS3-120
SS3- 66SS3- 68SS3- 70SS3- 72SS3- 75
SS3- 58
SS3- 60SS3- 62SS3- 64SS3- 65
SS3- 50SS3- 52SS3- 54SS3- 55SS3- 56
SS3- 42SS3- 44SS3- 45SS3- 46SS3- 48
SS3- 34SS3- 35SS3- 36SS3- 38SS3- 40
SS3- 27SS3- 28SS3- 29SS3- 30
SS3- 32
SS3- 22SS3- 23SS3- 24SS3- 25SS3- 26
SS3- 17SS3- 18SS3- 19SS3- 20SS3- 21
SS3- 12
SS3- 13SS3- 14SS3- 15SS3- 16
NOTE 1:The allowable torques shown in the table are calculated values according to the assumed usage conditions.Please see page 27 for more details.
NOTE 2:The backlash values shown in the table are the theoretical values of a pair of identical gears in mesh.
* FD has the die-forged finish.
S4 Shape
Steel Spur Gears
Catalog
No.Backlash (mm)
NOTE 2Shape
B en din g str en gth S urf ac e du ra bi li ty B en di ng s tr en gth S ur fa ce d ur ab il it y
Allowable torque (kgf.m) Weight
(kgf)
Allowable torque (N.m)NOTE 1
Specifications
Precision grade
Gear teeth
Pressure angle
Material
Heat treatment
Standard full depth
20
S45C
-
Tooth hardness
Surface treatment
Tooth surface finish
Secondary Operations
Less than 194HB
Black oxide
Cut
Bore
JIS N8 grade (JIS B1702-1: 1998)OLD JIS 4 grade (JIS B1702: 1976)
Datum reference surfacefor gear cutting
Possible
-
8/14/2019 SS Steel Spur Gears
11/16
SS4-66SS4-68SS4-70SS4-80
70
SS4-12SS4-13SS4-14SS4-15SS4-16
SS4-17SS4-18SS4-19SS4-20SS4-21
SS4-22SS4-23SS4-24SS4-25SS4-26
SS4-27SS4-28
SS4-29SS4-30SS4-32
SS4-34SS4-35SS4-36SS4-38SS4-40
SS4-42SS4-44SS4-45SS4-46SS4-48
SS4-50SS4-52SS4-54SS4-55SS4-56
SS4-58SS4-60SS4-62SS4-64SS4-65
44
44
44
44
4
4
44
44
44
44
4
4
44
44
44
44
4
4
44
44
44
444
4
444
4
6668
7080
5860
6264
65
50
5254
5556
4244
4546
48
34
3536
3840
2728
2930
32
22
2324
2526
1718
192021
12
131415
16
3030
3030
120120
120120
264272
280320
3030
3030
30
110110
110110
110
232240
248256
260
30
3030
3030
100
100100
100100
200
208216
220224
2525
2525
25
100100
100100
100
168176
180184
192
22
2222
2225
100
100100
100100
136
140144
152160
2020
2020
22
090095
095100
100
108112
116120
128
20
2020
2020
073
077080
084087
088
092096
100104
2020
202020
053055
060065069
068072
076080084
20
202020
20
035
038040045
050
048
052056060
064
272280
288328
4040
4040
240248
256264
268
4040
4040
40
208
216224
228232
40
4040
4040
176184
188192
200
4040
4040
40
144
148152
160168
40
4040
4040
116120
124128
136
4040
4040
40
096
100104
108112
40
4040
4040
076080
084088092
4040
404040
056
060064068
072
40
404040
40
1616
1616
5656
5656
1616
1212
220225
248288
1616
1616
16
5656
5656
56
2612
2016
16
190208
210214
218
16
1616
1616
56
5656
5656
12
2626
2626
168
165175
178182
1616
1616
16
5656
5656
56
26
150
16
1616
1616
56
5656
5656
2020
2020
16
6060
6060
56
20
20
20
20
20
60
6060
6060
2020
202020
6060
606060
20
202020
20
60
606060
60
SS Steel Spur Gears 4Module
Gears
Catalog
No.
Module
z
No. of teeth
AH7 B C
Bore Pitch dia.Hub dia.
D E
Outside dia. Face width
F G H I
Hub widt h Total lengt h Web thickness Web O.D.
m
Module 4
S2 ShapeS1 Shape
-
8/14/2019 SS Steel Spur Gears
12/16
0287.90314.20340.90367.70395.0
0562.80591.4
0620.20649.0
0707.1
SS4-12SS4-13SS4-14SS4-15SS4-16
SS4-66SS4-68SS4-70SS4-80
71
S1
S1
S1
S1
S1
S1S1
S1S1S1
S1
S1S1
S1S1
S1S1
S1S1S1
S1
S1S1
S1S1
S1S1
S1S1
S2
S4
S2S2
S2S2
S2S4
S2S2
S2
S2S2S4S4
1446.01497.01549.01808.0
1241.01293.01343.01394.01420.0
1038.0
1088.01139.0
1164.01190.0
1003.01063.0
1093.01124.00986.5
0765.6
0795.00824.5
0883.80943.4
0422.5
0450.10478.1
0506.10534.4
0162.9
0186.8
0211.4
0236.4
0261.9
264.500281.900300.100
399.700
200.200215.400
231.100247.500
256.000
145.500
158.300171.700
178.700185.700
120.400132.900
139.400146.100
133.300
076.710
081.610086.670
097.280108.600
046.890050.600
054.540058.660
067.370
030.050
033.170036.440
039.870043.310
016.880019.180
021.660024.300027.100
007.624
009.222
010.910
012.750
014.740
147.50
152.70
158.00
184.40
26.9700
28.7500
30.6000
40.7600
0.24~ 0.520.24~ 0.520.24~ 0.520.24~ 0.52
126.50
131.80
137.00
142.20
144.80
20.4200
21.9700
23.5700
25.2400
26.1000
0.24~ 0.520.24~ 0.520.24~ 0.520.24~ 0.520.24~ 0.52
105.80
110.90
116.10
118.70
121.30
14.8400
16.1400
17.5100
18.2200
18.9400
0.24~ 0.520.24~ 0.520.24~ 0.520.24~ 0.520.24~ 0.52
102.30
108.40
111.50
114.60
100.60
12.2800
13.5500
14.2200
14.9000
13.5900
0.24~ 0.520.24~ 0.520.24~ 0.520.24~ 0.520.24~ 0.52
078.07
081.07
084.08
090.12
096.20
07.8220
08.3220
08.8380
09.9200
11.0700
0.22~ 0.440.22~ 0.440.22~ 0.440.22~ 0.440.22~ 0.44
057.39
060.31
063.24066.18
072.10
04.7810
05.1600
05.562005.9820
06.8700
0.22~ 0.440.22~ 0.44
0.22~
0.440.22~ 0.440.22~ 0.44
043.08
045.90
048.75
051.61
054.49
03.0640
03.3820
03.7160
04.0660
04.4160
0.22~ 0.440.22~ 0.440.22~ 0.440.22~ 0.440.22~ 0.44
029.36
032.04
034.76
037.50
040.28
01.7210
01.9560
02.2090
02.4780
02.7630
0.18~ 0.380.18~ 0.380.18~ 0.380.18~ 0.380.22~ 0.44
016.61
019.05
021.56
024.11
026.71
00.7774
00.9404
01.1130
01.3000
01.5030
0.18~ 0.380.18~ 0.380.18~ 0.380.18~ 0.380.18~ 0.38
13.0014.0014.40
19.00
12.0010.50
12.5012.50
12.80
7.8
10.0010.50
11.0011.50
7.78.2
8.89.7
9.0
5.5
5.65.7
7.17.2
3.84.2
4.44.5
4.8
2.4
2.62.9
3.23.5
1.31.5
1.71.92.2
00.5500.670.8
00.9501.10
SS4-58SS4-60SS4-62SS4-64SS4-65
SS4-50SS4-52SS4-54SS4-55SS4-56
SS4-42SS4-44SS4-45SS4-46SS4-48
SS4-34SS4-35SS4-36SS4-38SS4-40
SS4-27SS4-28
SS4-29SS4-30SS4-32
SS4-22SS4-23SS4-24SS4-25SS4-26
SS4-17SS4-18SS4-19SS4-20SS4-21
NOTE 1: The allowable torques shown in the table are calculated values according to the assumed usage conditions.
Please see page 27 for more details.NOTE 2:The backlash values shown in the table are the theoretical values of a pair of identical gears in mesh.
Steel Spur Gears
Catalog
No.Backlash (mm)
NOTE 2Shape
B en din g str en gth S urf ac e du ra bi li ty B en di ng s tr en gth S ur fa ce d ur ab il it y
Allowable torque (kgf.m) Weight
(kgf)
* FD has the die-forged finish.
S4 Shape
Specifications
Precision grade
Gear teeth
Pressure angle
Material
Heat treatment
Standard full depth
20
S45C
-
Tooth hardness
Surface treatment
Tooth surface finish
Secondary Operations
Less than 194HB
Black oxide
Cut
Bore
JIS N8 grade (JIS B1702-1: 1998)OLD JIS 4 grade (JIS B1702: 1976)
Datum reference surfacefor gear cutting
Possible
Allowable torque (N.m)NOTE 1
-
8/14/2019 SS Steel Spur Gears
13/16
SS5-58SS5-60
72
SS5-12SS5-13SS5-14SS5-15SS5-16
SS5-17SS5-18SS5-19SS5-20SS5-21
SS5-22SS5-23SS5-24SS5-25SS5-26
SS5-27SS5-28
SS5-29SS5-30SS5-32
SS5-34SS5-35SS5-36SS5-38SS5-40
SS5-42SS5-44SS5-45SS5-46SS5-48
SS5-50SS5-52SS5-54SS5-55SS5-56
55
5
55
55
55
55
5
5
55
55
55
55
5
5
55
55
55
555
5
555
5
5860
50
5254
5556
4244
4546
48
34
3536
3840
2728
2930
32
22
2324
2526
1718
192021
12
131415
16
3030
130130
290300
30
3030
3030
120
130130
130130
250
260270
275280
3030
3030
30
120120
120120
120
210220
225230
240
30
3030
3030
120
120120
120120
170
175180
190200
2525
2525
30
110110
115120
120
135140
145150
160
25
2525
2525
095
100100
105110
110
115120
125130
2222
222225
068070
076082090
085090
095100105
22
222222
22
046
050052060
065
060
065070075
080
300310
5050
260
270280
285290
50
5050
5050
220230
235240
250
5050
5050
50
180
185190
200210
50
5050
5050
145150
155160
170
5050
5050
50
120
125130
135140
50
5050
5050
095100
105110115
5050
505050
070
075080085
090
50
505050
50
2121
7171
3020
240260
21
2121
2121
71
7171
7171
16
3030
3030
212
220230
235240
2121
2121
21
7171
7171
71
3636
3630
30
170175
185185
200
21
2121
2121
71
7171
7171
36
160
2525
2525
21
7575
7575
71
25
25
25
25
25
75
7575
7575
2525
2525
25
7575
757575
25
252525
25
75
757575
75
SS Steel Spur Gears 5Module
Gears
Catalog
No.
Module
z
No. of teeth
AH7 B C
Bore Pitch dia.Hub dia.
D E
Outside dia. Face width
F G H I
Hub widt h Total lengt h Web thickness Web O.D.
m
Module 5
S2 ShapeS1 Shape
-
8/14/2019 SS Steel Spur Gears
14/16
SS5-58SS5-60
S1
S1S1S1
S1
S1S1
S1S1S1
S1
S1S1S1
S1
S1S1
S1S1
S1
S1
S1S1
S1S2
S2S2
S2S2
S2
S4
S2S2
S2S2
S2S4
2423.02523.0
2026.0
2125.02224.0
2274.0
2324.0
1633.01731.0
1780.01829.0
1927.0
1495.0
1552.01610.0
1726.01536.0
1099.01155.0
1211.01268.0
1381.0
0825.1
0879.20933.7
0988.51043.0
0562.30613.7
0665.80718.30771.5
0318.1
0364.90412.90461.8
0511.7
404.50435.00
294.00
319.90347.00
360.90375.10
202.00223.30
234.40245.80
269.30
154.40
164.20174.30
195.40181.80
094.38102.00
109.90118.20
135.60
060.08
066.34073.02
080.04087.05
033.79038.42043.37048.63054.20
015.23
018.41021.76025.46
029.47
247.10
257.30
41.250
44.3600.28~ 0.580.28~ 0.58
206.60
216.70
226.80
231.90
237.00
29.980
32.620
35.380
36.800
38.250
0.28~ 0.580.28~ 0.580.28~ 0.580.28~ 0.580.28~ 0.58
166.50
176.50
181.50
186.50
196.50
20.600
22.770
23.900
25.060
27.460
0.28~ 0.580.28~ 0.580.28~ 0.580.28~ 0.580.28~ 0.58
152.50
158.30
164.20
176.00
156.60
15.740
16.740
17.770
19.930
18.540
0.24~ 0.500.24~ 0.500.24~ 0.500.24~ 0.500.24~ 0.50
112.10
117.80
123.50129.30
140.80
09.624
10.400
11.21012.050
13.830
0.24~ 0.500.24~ 0.50
0.24~
0.500.24~ 0.500.24~ 0.50
084.14
089.65
095.21
100.80
106.40
06.127
06.765
07.446
08.162
08.877
0.24~ 0.500.24~ 0.500.24~ 0.500.24~ 0.500.24~ 0.50
057.34
062.58
067.89
073.25
078.67
03.446
03.918
04.423
04.959
05.527
0.22~ 0.440.22~ 0.440.22~ 0.440.22~ 0.440.24~ 0.50
032.44
037.21
042.10
047.09
052.18
01.553
01.877
02.219
02.596
03.005
0.22~ 0.440.22~ 0.440.22~ 0.440.22~ 0.440.22~ 0.44
22.023.0
15.0
18.019.0
20.021.0
14.015.0
16.016.0
17.0
11.8
12.012.0
14.013.0
07.608.0
08.208.8
09.8
04.8
05.505.7
06.106.6
02.602.9
03.503.804.4
01.201.5
01.702.002.3
SS5-50SS5-52SS5-54SS5-55SS5-56
SS5-42SS5-44SS5-45SS5-46SS5-48
SS5-34SS5-35SS5-36SS5-38SS5-40
SS5-27SS5-28
SS5-29SS5-30SS5-32
SS5-17SS5-18SS5-19SS5-20SS5-21
SS5-22SS5-23SS5-24SS5-25SS5-26
SS5-12SS5-13SS5-14SS5-15SS5-16
73
NOTE 1:The allowable torques shown in the table are calculated values according to the assumed usage conditions.Please see page 27 for more details.
NOTE 2:The backlash values shown in the table are the theoretical values of a pair of identical gears in mesh.
Steel Spur Gears
Catalog
No.Backlash (mm)
NOTE 2Shape
B en din g str en gth S urf ac e du ra bi li ty B en di ng s tr en gth S ur fa ce d ur ab il it y
Allowable torque (kgf.m) Weight
(kgf)
* FD has the die-forged finish.
S4 Shape
Specifications
Precision grade
Gear teeth
Pressure angle
Material
Heat treatment
Standard full depth
20
S45C
-
Tooth hardness
Surface treatment
Tooth surface finish
Secondary Operations
Less than 194HB
Black oxide
Cut
Bore
JIS N8 grade (JIS B1702-1: 1998)OLD JIS 4 grade (JIS B1702: 1976)
Datum reference surfacefor gear cutting
Possible
Allowable torque (N.m)NOTE 1
-
8/14/2019 SS Steel Spur Gears
15/1674
SS6-12SS6-13SS6-14SS6-15
SS6-16
SS6-17SS6-18SS6-19SS6-20SS6-21
SS6-22SS6-23SS6-24SS6-25SS6-26
SS6-27SS6-28SS6-30SS6-32SS6-34
SS6-35SS6-36SS6-38
SS6-40SS6-42
SS6-44SS6-45SS6-46SS6-48SS6-50
SS8-12SS8-13SS8-14SS8-15SS8-16
SS8-17SS8-18SS8-19
SS8-20SS8-21
SS8-22SS8-23SS8-24SS8-25SS8-26
SS8-27SS8-28SS8-30
SS10-15SS10-20SS10-25
888
101010
88888
888
88
88888
66666
666
66
66666
66666
66666
6666
6
272830
152025
2223242526
171819
2021
1213141516
4445464850
353638
4042
2728303234
2223242526
1718192021
12131415
16
303030
303040
170180180
115165200
216224240
150200250
3030303030
150155160170170
176184192200208
282828
2830
105110120
130140
136144152
160168
2828282828
075080085090100
096104112120128
4040404040
150180180180180
264270276288300
303030
3040
150150150
150150
210216228
240252
2828303030
135140150150150
162168180192204
2828282828
110115120125130
132138144150156
2525252528
078080090100105
102108114120126
25252525
25
055058060070
075
072078084090
096
232240256
170220270
757575
909090
192200208216224
7575757575
152160168
176184
757575
7575
112120128136144
7575757575
276282288300312
6060606060
222228240
252264
606060
6060
174180192204216
6060606060
144150156162168
6060606060
114120126132138
6060606060
084090096102
108
60606060
60
353535
404040
110110110
130130130
3535353535
110110110110110
353535
3535
110110110
110110
3535353535
110110110110110
2323232323
8383838383
232323
2323
838383
8383
2828282323
8888888383
28
28
28
28
28
8888888888
2828282828
8888888888
28282828
28
88888888
88
SS Steel Spur Gears 6~10Modules
Gears
Catalog
No.
Module
z
No. of teeth
AH7 B C
Bore Pitch dia.Hub dia.
D E
Outside dia. Face width
F G H I
Hub widt h Total lengt h Web thickness Web O.D.
m
Module 6S1 Shape
Module 8
Module 10
-
8/14/2019 SS Steel Spur Gears
16/16
SS8-12SS8-13SS8-14SS8-15SS8-16
SS10-15SS10-20SS10-25
S1S1S1S1
S1
S1S1S1S1S1
S1S1S1S1S1
S1S1S1S1S1
S1S1S1
S1S1
S1S1S1S1S1
S1S1S1S1S1
S1S1S1
S1S1
S1S1S1S1S1
S1S1S1
S1S1S1
3518.003696.004056.00
3325.004310.005931.00
3168.003376.002988.003164.003340.00
2159.002357.002557.00
2759.002963.00
1222.001401.001586.001773.001965.00
2990.03075.03160.03330.03501.0
2236.02319.02486.0
2654.02821.0
1900.01996.02191.01989.02154.0
1426.01519.01613.01708.01803.0
0971.71060.01150.01242.01333.0
0549.70630.60713.40798.1
0884.2
321.90348.20403.90
202.60323.30529.30
247.60273.40249.90272.80296.80
138.60157.80178.20
200.10223.20
062.63075.16088.89104.10120.70
396.70416.30436.40478.30522.00
242.40257.60289.40
323.10358.90
167.10180.60209.20199.90227.70
106.50117.70129.40141.80154.30
059.56067.68076.40085.85095.88
026.76032.42038.39044.91
051.96
358.7
376.9
413.6
339.1
439.5
604.8
32.830
35.510
41.190
20.66
32.97
53.97
0.32~ 0.660.32~ 0.660.32~ 0.66
0.34~ 0.680.34~ 0.680.36~ 0.76
323.1
344.3
304.7
322.6
340.6
25.250
27.880
25.480
27.820
30.270
0.32~ 0.660.32~ 0.660.32~ 0.660.32~ 0.660.32~ 0.66
220.2
240.3
260.7
281.3302.1
14.130
16.090
18.170
20.40022.760
0.28~ 0.580.28~ 0.580.28~ 0.58
0.28~
0.580.32~ 0.66
124.6
142.9
161.7
180.8
200.4
06.387
07.664
09.064
10.620
12.310
0.28~ 0.580.28~ 0.580.28~ 0.580.28~ 0.580.28~ 0.58
304.90
313.60
322.20
339.60
357.00
40.450
42.450
44.500
48.770
53.230
0.30~ 0.640.30~ 0.640.30~ 0.640.30~ 0.640.30~ 0.64
228.00
236.50
253.50
270.60
287.70
24.720
26.270
29.510
32.950
36.600
0.26~ 0.560.26~ 0.560.26~ 0.560.26~ 0.560.30~ 0.64
193.70
203.50
223.40
202.80
219.60
17.040
18.420
21.330
20.380
23.220
0.26~ 0.560.26~ 0.560.26~ 0.560.26~ 0.560.26~ 0.56
145.40
154.90
164.50
174.20
183.90
10.860
12.000
13.200
14.460
15.730
0.26~ 0.560.26~ 0.560.26~ 0.560.26~ 0.560.26~ 0.56
099.09
108.10
117.30
126.60
135.90
06.073
06.902
07.791
08.754
09.777
0.22~ 0.480.22~ 0.480.22~ 0.480.22~ 0.480.26~ 0.56
056.05
064.30
072.75
081.38
090.16
02.729
03.306
03.915
04.580
05.299
0.22~ 0.480.22~ 0.480.22~ 0.480.22~ 0.480.22~ 0.48
30.033.036.0
15.028.243.3
19.020.022.024.028.0
10.012.013.0
15.017.0
04.804.806.607.608.9
30.031.034.035.037.0
19.022.023.0
24.027.0
12.112.715.118.019.0
08.108.909.810.511.4
04.405.005.806.507.5
02.002.502.803.4
03.9
SS8-27SS8-28SS8-30
SS8-22SS8-23SS8-24SS8-25SS8-26
SS8-17SS8-18SS8-19
SS8-20SS8-21
SS6-44SS6-45SS6-46SS6-48SS6-50
SS6-35SS6-36SS6-38
SS6-40SS6-42
SS6-27SS6-28SS6-30SS6-32SS6-34
SS6-22SS6-23SS6-24SS6-25SS6-26
SS6-17SS6-18SS6-19SS6-20SS6-21
SS6-12SS6-13SS6-14SS6-15
SS6-16
NOTE 1:The allowable torques shown in the table are calculated values according to the assumed usage conditions.Please see page 27 for more details.
Specifications
Precision grade
Gear teeth
Pressure angle
Material
Heat treatment
Standard full depth
20
S45C
-
Tooth hardness
Surface treatment
Tooth surface finish
Secondary Operations
Less than 194HB
Black oxide
Cut
Bore
JIS N8 grade (JIS B1702-1: 1998)OLD JIS 4 grade (JIS B1702: 1976)
Datum reference surfacefor gear cutting
Possible
Steel Spur Gears
Catalog
No.Backlash (mm)
NOTE 2Shape
B en din g str en gth S urf ac e du ra bi li ty B en di ng s tr en gth S ur fa ce d ur ab il it y
Allowable torque (kgf.m) Weight
(kgf)
Allowable torque (N.m)NOTE 1