gray iron pulleys

(inch)

MPTA Standard Pulley

g

b

t

e

f

P

a°

3V

0.35

0.025

0.35

0.407

0.344

3.5

34°±0.5°

3.56

38°±0.5°

6.0112

40°±0.5°

12

42°±0.5°

5V

0.6

0.05

0.6

0.688

0.5

10.1

38°±0.5°

10.116

40°±0.5°

16

42°±0.5°

8V

1

0.1

1

1.125

0.75

16

38°±0.5°

1622.4

40°±0.5°

22.4

42°±0.5°

(mm)

ISO Standard Pulley

g

wp

b

t

e

f

P

a°

SPZ

9.7

+0.1

8.5

2

11+0.6-0

12±0.2

8±0.3

80

34°±0.5°

-0

80

38°±0.5°

SPA

12.7

+0.1

11

2.75

13.8+0.6-0

15±0.2

10±0.3

118

34°±0.5°

-0

118

38°±0.5°

SPB

16.3

+0.1

14

3.5

17.5+0.6-0

19±0.2

12.5±0.3

190

34°±0.5°

-0

190

38°±0.5°

SPC

22

+0.1

19

4.8

23.8+0.6-0

25.5±0.2

17±0.3

315

34°±0.5°

-0

315

38°±0.5°