Speed Selector Companion Sheaves
Model 4430

 
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Companion Sheave - Model 4430

Speed Selector's aluminum sheaves are 100% machined, resulting in perfect balance with no wobble. They have potential rim speed capabilities of 20,000 FPM, and are 1/3 to 1/2 of the weight of cast iron sheaves.

Model 4430 - Companion Sheave Dimensions
Part No.
O.D.
P.D.
A
B
C
D
Wt.
4430-11 SF
11
10.6
9
3
3/4
-1/4
9 1/4
4430-12 SF
12
11.6
10
3
3/4
-1/4
10 3/4
4430-13 SF
13
12.6
11
3
3/4
-1/4
12 1/2
4430-14 SF
14
13.6
12
3
3/4
-1/4
14 1/2
4430-16 SF
16
15.6
14
3
3/4
-1/4
18 1/2
4430-18.4 SF*
18.4
18
3 1/8
15/16
3/16
51.5
4430-20.4 SF*
20.4
20
3 1/8
15/16
3/16
56.5
4430-22.4 SF*
22.4
22
3 1/8
15/16
3/16
61.5
4430-24.4 SF*
24.4
24
3 1/8
15/16
3/16
67.5
* ONLY AVAILABLE IN CAST IRON

Avaiable Companion Sheave Models: 1422, 1922, 2322, 3226, 3230, 4430, 4836