Quality Transmission is the largest North American supplier of off-the-shelf metric gearing. KHK Stock Gears are proudly produced by Kohara Gear Industry of Saitama Japan and stocked in North America by Quality Transmission Components



Specifications
Precision grade JIS Grade N9 (JIS B 1702-1:1998)
JIS Grade 5 (JIS B 1702:1976)
Gear teeth Standard full depth
Pressure angle 20
Material MC901 Nylon with FC200 Cast Iron core
Heat treatment -
Core hardness HRR115120
Surface hardness
Surface treatment -
Surface finish Hobbed
Datum reference surface
for gear cutting		 Bore

S5

Module 1

Please click on the catalog number to view pricing and availability
Catalog No. Module No. of teeth Bore Metal
core dia.		 Pitch dia. Outside dia. Face width Shape Allowable
torque(kgfm)		 Allowable
torque(Nm)		 Backlash
(mm)		 Weight
(kgf)		 Catalog No.
m z AH8 B C D E Bending
strength		 Bending
strength
PSU1-30
[ DXF| DWG| 3D CAD]
PSU1-40
[ DXF| DWG| 3D CAD]
PSU1-60
[ DXF| DWG| 3D CAD]		 1

1

1		 30

40

60		 8

8

8		 20

25

40		 30

40

60		 32

42

62		 6

6

6		 S5

S5

S5		 0.06

0.09

0.15		 0.62

0.89

1.45		 0.120.26

0.120.26

0.140.28		 0.014

0.024

0.063		 PSU1-30

PSU1-40

PSU1-60

Module 1.5

Please click on the catalog number to view pricing and availability
Catalog No. Module No. of teeth Bore Metal
core dia.		 Pitch dia. Outside dia. Face width Shape Allowable
torque(kgfm)		 Allowable
torque(Nm)		 Backlash
(mm)		 Weight
(kgf)		 Catalog No.
m z AH8 B C D E Bending
strength		 Bending
strength
PSU1.5-20
[ DXF| DWG| 3D CAD]
PSU1.5-25
[ DXF| DWG| 3D CAD]
PSU1.5-30
[ DXF| DWG| 3D CAD]
PSU1.5-40
[ DXF| DWG| 3D CAD]
PSU1.5-50
[ DXF| DWG| 3D CAD]
PSU1.5-60
[ DXF| DWG| 3D CAD]		 1.5

1.5

1.5

1.5

1.5

1.5		 20

25

30

40

50

60		 8

8

8

8

10

10		 20

25

25

40

45

55		 30

37.5

45

60

75

90		 33

40.5

48

63

78

93		 8

8

8

8

8

8		 S5

S5

S5

S5

S5

S5		 0.11

0.15

0.19

0.27

0.36

0.44		 1.1

1.47

1.85

2.67

3.52

4.34		 0.140.3

0.140.3

0.140.3

0.160.32

0.160.32

0.160.32		 0.019

0.031

0.035

0.084

0.11

0.17		 PSU1.5-20

PSU1.5-25

PSU1.5-30

PSU1.5-40

PSU1.5-50

PSU1.5-60

Module 2

Please click on the catalog number to view pricing and availability
Catalog No. Module No. of teeth Bore Metal
core dia.		 Pitch dia. Outside dia. Face width Shape Allowable
torque(kgfm)		 Allowable
torque(Nm)		 Backlash
(mm)		 Weight
(kgf)		 Catalog No.
m z AH8 B C D E Bending
strength		 Bending
strength
PSU2-20
[ DXF| DWG| 3D CAD]
PSU2-30
[ DXF| DWG| 3D CAD]
PSU2-50
[ DXF| DWG| 3D CAD]		 2

2

2		 20

30

50		 8

8

10		 20

40

60		 40

60

100		 44

64

104		 10

10

10		 S5



S5		 0.25

0.42

0.8		 2.45

4.1

7.83		 0.180.34

0.20.36

0.20.36		 0.04

0.10

0.26		 PSU2-20

PSU2-30

PSU2-50

CAUTION: Significant variations in temperature or humidity can cause dimensional changes in plastic gears (MC Nylon gears). Please see the section on plastic gears in the technical section for additional information.

NOTE: The items listed above as are available from stock until current inventory is exhausted. At that time the product will only be available on a made to order custom basis.

NOTE: The allowable torques shown in the table are calculated using the Lewis formula. The backlash values shown are the theoretical values of a pair of identical gears in mesh. All dimensions shown in the above table(s) are listed in millimeters unless otherwise specified.

 

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