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Specifications
Catalog No. SSCPG SSCPGS KRGCP(F)(D)
Precision grade JIS Grade N7 (JIS B 1702-1:1998)
JIS Grade 3 (JIS B 1702:1976)		 JIS Grade N7 (JIS B 1702-1:1998)
JIS Grade 3 (JIS B 1702:1976)		 KHK R 001 grade 1
Gear teeth Standard full depth Standard full depth Standard full depth
Pressure angle 20 20 20
Material S45C (Carbon steel) S45C (Carbon steel) SCM440 (Alloy steel)
Heat treatment Induction hardened teeth Tooth, induction hardened
after normalizing		 Normalizing only
Core hardness HB165194 HB225260 HB250285
Surface hardness HRC4853 HRC4853
Surface treatment Black oxide except
ground surfaces		 Black oxide except
ground surfaces		 -
Surface finish Ground Ground Ground
Datum reference surface
for gear cutting and grinding		 Bore Shaft(Ground portion) Bottom surface

S1
S7
R1
R1(Type F)
R1(Type D)

CP 5 Ground Pinion Shafts
Catalog No. No. of
teeth		 Coefficient of
profile shift		 Shaft dia. Shaft length (L) Pitch dia. Outside dia. Face width Shaft length (R) Total length *
Distance traveled
in one turn		 Shape Allowable
torque (kgfm)		 Allowable
torque (Nm)		 Backlash
(mm)		 Weight
(kgf)		 Catalog No.
z x A B C D E F G Bending
strength		 Surface
durability		 Bending
strength		 Surface
durability
SSCPGS5-15
[ DXF | DWG | 3D CAD ]
SSCPGS5-20
[ DXF | DWG | 3D CAD ]
SSCPGS5-25
[ DXF | DWG | 3D CAD ]
 15

20

25

 0

0

0

 19.2

27.2

30.2

 25

25

25

 23.87

31.83

39.79

 27.06

35.01

42.97

 15

15

15

 100

100

100

 140

140

140

 75

100

125

 S7

S7

S7

 1.883

2.929

3.36

 0.6115

1.15

1.553

 18.47

28.72

32.95

 5.997

11.28

15.23

 0.040.13

0.040.13

0.040.13

 0.34

0.66

0.85

 SSCPGS5-15

SSCPGS5-20

SSCPGS5-25

CP 10 Ground Pinion Shafts

Catalog No. No. of
teeth		 Coefficient of
profile shift		 Shaft dia. Shaft length (L) Pitch dia. Outside dia. Face width Shaft length (R) Total length *
Distance traveled
in one turn		 Shape Allowable
torque (kgfm)		 Allowable
torque (Nm)		 Backlash
(mm)		 Weight
(kgf)		 Catalog No.
z x A B C D E F G Bending
strength		 Surface
durability		 Bending
strength		 Surface
durability
SSCPGS10-10
[ DXF | DWG | 3D CAD ]
SSCPGS10-15
[ DXF | DWG | 3D CAD ]
SSCPGS10-20
[ DXF | DWG | 3D CAD ]
 10

15

20

 +0.5

0

0

 25.2

35.2

40.2

 40

40

40

 31.83

47.75

63.66

 41.05

54.11

70.03

 30

30

30

 150

150

150

 220

220

220

 100

150

200

 S7

S7

S7

 9.236

12.56

19.53

 2.824

4.296

8.129

 90.57

123.2

191.5

 27.69

42.13

79.72

 0.050.15

0.050.15

0.060.16

 0.97

1.87

2.64

 SSCPGS10-10

SSCPGS10-15

SSCPGS10-20

NOTE: Please see the SSGS ground Spur gears section for the center distance table of profile shifted gears.

CP 5 Ground Spur Gears
Catalog
No.		 No. of
teeth		 Bore Hub dia. Pitch dia. Outside dia. Face width Hub width Total length *
Distance traveled
in one turn		 Shape Allowable
torque (kgfm)		 Allowable
torque (Nm)		 Backlash
(mm)		 Weight
(kgf)		 Catalog
No.
z AH7 B C D E F G Bending
strength		 Surface
durability		 Bending
strength		 Surface
durability
SSCPG5-20
[ DXF | DWG | 3D CAD ]
SSCPG5-25
[ DXF | DWG | 3D CAD ]
SSCPG5-30
[ DXF | DWG | 3D CAD ]
SSCPG5-40
[ DXF | DWG | 3D CAD ]		 20

25

30

40

 8

10

10

12

 25

32

38

50

 31.83

39.79

47.74

63.66

 35.01

42.97

50.93

66.84

 15

15

15

15

 15

15

15

15

 30

30

30

30

 100

125

150

200

 S1

S1

S1

S1

 2.461

2.822

3.618

5.26

 0.9507

1.283

1.876

3.419

 24.13

27.67

35.48

51.58

 9.323

12.58

18.4

33.53

 0.040.13

0.040.13

0.040.13

0.050.14

 0.16

0.22

0.4

0.58

 SSCPG5-20

SSCPG5-25

SSCPG5-30

SSCPG5-40

CP 10 Ground Spur Gears
Catalog
No.		 No. of
teeth		 Bore Hub dia. Pitch dia. Outside dia. Face width Hub width Total length *
Distance traveled
in one turn		 Shape Allowable
torque (kgfm)		 Allowable
torque (Nm)		 Backlash
(mm)		 Weight
(kgf)		 Catalog
No.
z AH7 B C D E F G Bending
strength		 Surface
durability		 Bending
strength		 Surface
durability
SSCPG10-20
[ DXF | DWG | 3D CAD ]
SSCPG10-25
[ DXF | DWG | 3D CAD ]
SSCPG10-30
[ DXF | DWG | 3D CAD ]
SSCPG10-40
[ DXF | DWG | 3D CAD ]		 20

25

30

40

 15

20

20

25

 50

60

75

80

 63.66

79.57

95.49

127.32

 70.03

85.94

101.86

133.69

 30

30

30

30

 20

20

20

20

 50

50

50

50

 200

250

300

400

 S1

S1

S1

S1

 16.41

22.57

28.95

38.84

 6.719

10.91

15.99

27.09

 160.9

221.3

283.9

380.9

 65.89

107

156.8

265.7

 0.060.16

0.060.16

0.060.16

0.070.17

 1.1

1.7

2.5

3.59

 SSCPG10-20

SSCPG10-25

SSCPG10-30

SSCPG10-40

CP 15 Ground Spur Gears
Catalog
No.		 No. of
teeth		 Bore Hub dia. Pitch dia. Outside dia. Face width Hub width Total length *
Distance traveled
in one turn		 Shape Allowable
torque (kgfm)		 Allowable
torque (Nm)		 Backlash
(mm)		 Weight
(kgf)		 Catalog
No.
z AH7 B C D E F G Bending
strength		 Surface
durability		 Bending
strength		 Surface
durability
SSCPG15-20new
[ DXF | DWG | 3D CAD ]
SSCPG15-25new
[ DXF | DWG | 3D CAD ]
SSCPG15-30new
[ DXF | DWG | 3D CAD ]
 20

25

30

 25

25

25

 75

100

110

 95.49

119.37

143.24

 105.04

128.92

152.79

 50

50

50

27

27

27

77

77

77

 300

375

450

 S1

S1

S1

56.8

78.16

100.22

 23.87

39.21

57.69

 629.6

866.4

1111

 213.8

351.9

518.6

 0.140.26

0.180.3

0.180.3

3.5

5.8

8

 SSCPG15-20

SSCPG15-25

SSCPG15-30

CAUTION: The backlash values shown in the table are the theoretical values when meshed with KRGCP racks.
NOTE: The mark* denotes the distance in mm that a pinion travels on the rack in one revolution.
NOTE: The allowable torques shown in the table are calculated values according to JGMA Standards 401-01 and 402-01.The allowable torques shown in the table are the calculated values according to JGMA Standards 401-01 and 402-01. The backlash values shown in the table are the theoretical values when meshed with SRCP racks. All dimensions shown in the above table(s) are listed in millimeters unless otherwise specified.

CP 510 Ground Racks

Catalog No. Pitch mm(m) Total length Face width Height Height to
pitch line		 Effective
No. of teeth		 Shape Allowable
force (kgf)		 Allowable
force (N)		 Weight
(kgf)		 Catalog No.
A B C D Bending
strength		 Surface
durability		 Bending
strength		 Surface
durability
KRGCP5-100
[ DXF | DWG | 3D CAD ]
KRGCP10-100
[ DXF | DWG | 3D CAD ]
 CP5 (1.5915)

CP10(3.1831)

 98

98

 15

30

 20

35

 18.41

31.82

 20

10

 R1

R1

 373.2

1493

 158.8

635.1

 3660

14640

 1557

6228

 0.22

0.75

 KRGCP5-100

KRGCP10-100

KRGCP5-500
[ DXF | DWG | 3D CAD ]
KRGCP10-500
[ DXF | DWG | 3D CAD ]		 CP5 (1.5915)

CP10(3.1831)

 505

505

 15

30

 20

35

 18.41

31.82

 101

50

 R1

R1

 373.2

1493

 158.8

635.1

 3660

14640

 1557

6228

 1.1

3.8

 KRGCP5-500

KRGCP10-500

NOTE: 100mm (nominal length) racks can be used as the joining gauge to connect two racks end to end.

CP 510 Ground Racks Type F

Catalog No. Pitch mm(m) Total length Face width Height Height to
pitch line		 Effective
No. of teeth		 Shape Allowable
force (kgf)		 Allowable
force (N)		 Weight
(kgf)		 Catalog No.
A B C D Bending
strength		 Surface
durability		 Bending
strength		 Surface
durability
KRGCPF5-1000
[ DXF | DWG | 3D CAD ]
KRGCPF10-1000
[ DXF | DWG | 3D CAD ]
 CP5 (1.5915)

CP10(3.1831)

 1000

1000

 15

30

 20

35

 18.41

31.82

 200

100

 R1

R1

 373.2

1493

 158.8

635.1

 3660

14640

 1557

6228

 2.2

7.5

 KRGCPF5-1000

KRGCPF10-1000
CAUTION: The last tooth of the machined end racks has the pitch tolerance of 0 to -0.1mm.

CP 510 Ground Racks Type D

Catalog No. Pitch mm(m) Total length Face width Height Height to
pitch line		 Effective
No. of teeth		 Mounting hole dimensions No. of
mounting holes		 Mounting screw size Counterbore and hole dimensions Shape Allowable
force (kgf)		 Allowable
force (N)		 Weight
(kgf)		 Catalog No.
m A B C D E F H I J K Bending
strength		 Surface
durability		 Bending
strength		 Surface
durability
KRGCPD5-500
[ DXF | DWG | 3D CAD ]
KRGCPD10-500
[ DXF | DWG | 3D CAD ]
 CP5 (1.5915)

CP10(3.1831)

 500

500

 15

30

 20

35

 18.41

31.82

 100

50

 8

14

 40

40

 140

140

 4

4

 M5

M10

 6

11

 10

17.5

 6

11

 9

19

 R1

R1

 373.2

1493

 158.8

635.1

 3660

14640

 1557

6228

 1

3.6

 KRGCPD5-500

KRGCPD10-500

NOTE: The dimensions "E" and "F" have the general tolerance.
NOTE: The allowable forces shown in the table are for racks mating with 30 teeth pinions calculated according to JGMA Standards 401-01 and 402-01.

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