Nominal
Sheave
Size
Part
Number
A

(Bore
Diameter)

B

(Root
Diameter)

C

(Outside
Diameter)

D

(Width
at Rim)

E

(Width
at Hub)

Wire
Rope
Diameter
Weight
(LBS)
12" 330512 2" 9.75" 12" 1.5" 1.625" 5/8" 25

16"

330526

3"

13"

16"

1.875"

2.125"

5/8" & 3/4"

51

24"

330572

3.5"

20.5"

24"

3.25"

3.5"

1"

171

Sheaves are cast from AISI 4140 Steel with SAE 660 Bronze Bushings.
Sheaves listed above are available from stock; other sizes are available.