Part No.

1 0 P 3 2 L 1 6

1 0 P 1 6 R 3 2

9 P 3 4 L 1 7

9 P 1 7 R 3 4

8 P 3 6 L 1 8

8 P 1 8 R 3 6

7 P 3 8 L 1 9

7 P 1 9 R 3 8

6 P 4 0 L 2 0

6 P 2 0 R 4 0

5 P 4 0 L 2 0

5 P 2 0 R 4 0

4 P 4 0 L 2 0

4 P 2 0 R 4 0

3 5 P 4 2 L 2 1

3 5 P 2 1 R 4 2

3 2 0 P 4 6 L 2 3

3 2 0 P 2 3 R 4 6

Figure

5

6

5

6

5

7

5

7

6

7

6

7

6

8

6

8

6

9

Gear ...Outside Dia. ...Pitch Dia.

3.200 3.200

3.783 3.778

4.518 4.500

5.457 5.429

6.699 6.667

8.053 8.000

9.985 10.000

12.069 12.000

14.413 14.362

Pinion ...Outside Dia. ...Pitch Dia.

1.764 1.600

2.087 1.889

2.457 2.250

2.965 2.714

3.620 3.333

4.404 4.000

5.436 5.000

6.517 6.000

7.760 7.181

Combination

16

32

17

34

18

36

19

38

20

40

20

40

20

40

21

42

23

46

Diametrical Pitch

10

9

8

7

6

5

4

3 1/2

3 13/64

Face Width

9/16

5/8

13/16

1

1 3/16

1 7/16

1 3/4

2

2 3/8

A..Mount Dist.

1 7/8

1 11/16

2 1/4

1 15/16

2 9/16

2 1/16

3

2 7/16

3 11/16

2 15/16

4 7/16

3 1/2

5 1/2

2 9/16

6 9/16

3 1/8

7 7/8

4 7/16

B..Bore Length

3/4

1

7/8

1 1/8

1

1 3/8

1 1/8

1 5/8

1 3/8

1 7/8

1 5/8

2 1/4

2

2 1/4

2 15/16

C..Bore Dia. +.0005 -.0000

5/8

15/16

3/4

1 1/16

7/8

1 5/16

1 1/16

1 7/16

1 5/16

1 11/16

1 9/16

2 1/16

1 13/16

2 1/16

2 5/8

D..Hub Dia.

1 1/4

1 7/8

1 1/2

2 1/8

1 3/4

2 1/2

2 1/8

2 7/8

2 3/4

3 1/8

2 7/8

3 7/8

3 3/4

3 7/8

4 1/2

E..Hub Length

3/16

9/16

1/4

9/16

3/16

9/16

1/8

5/8

1/4

13/16

1/4

15/16

5/16

5/16

1/4

F..Apex to Back

3 3/16

3 7/8

G..Bore Dia. +.001 -.000

5

5 3/4

9 1/4

H..C'bore Dia.

6 5/8

8

J..Bolt Circle

5 3/4

6 7/8

10 1/2

K..Web Thick.

5/8

3/4

3/4

L..C'bore Depth

5/8

3/4

M..Bore Length

5/16

5/16

Holes

Size

13/32

17/32

1/2-20(a)

No.

12

12

12

Keyway

3/16 x 1/16

1/4 x 3/32

3/16 x 1/16

1/4 x 3/32

3/16 x 1/16

3/8 x 1/8

1/4 x 3/32

3/8 x 1/8

3/8 x 1/8

3/8 x 1/8

3/8 x 1/8

1/2 x 3/16

1/2 x 3/16

1/2 x 3/16

5/8 x 7/32

**Max. Bore

*

1 3/16

7/8

1 7/16

1

1 1/2

1 3/16

2

1 5/8

2 1/4

1 7/8

2 3/4

2 1/2

*

2 7/8

*

3

9 1/4

Wt. each, lbs.

.25

1.12

.50

1.75

.62

2.87

1.00

5.00

2.00

8.00

3.50

14.00

6.75

13.75

11.25

24.50

20

30

Torque (lb. in.)

Gear

820

1288

2352

3962

6674

11116

19996

31474

58348

Pinion

410

644

1176

1981

3337

5558

9998

15737

29174