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.
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Model 1422 – Companion Sheave Dimensions
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|||||||
| Part No. |
O.D.
|
P.D.
|
A
|
B
|
C
|
D
|
Weight
|
| 1422-5.5 SH |
5.5
|
5.3
|
4 3/8
|
1 1/8
|
1 3/16
|
5/16
|
1 1/4
|
| 1422-6 SH |
6
|
5.8
|
4 7/8
|
1 1/8
|
1 3/16
|
5/16
|
1 1/2
|
| 1422-7 SH |
7
|
6.8
|
5 7/8
|
1 1/8
|
1 3/16
|
5/16
|
2
|
| 1422-8 SH |
8
|
7.8
|
6 7/8
|
1 1/8
|
1 3/16
|
5/16
|
2 1/2
|
| 1422-9 SH |
9
|
8.8
|
7 7/8
|
1 1/8
|
1 3/16
|
5/16
|
3
|
| 1422-10 SH |
10
|
9.8
|
8 7/8
|
1 1/8
|
1 3/16
|
5/16
|
4 1/4
|
| 1422-11 SH |
11
|
10.8
|
9 7/8
|
1 1/8
|
1 3/16
|
5/16
|
5
|
| 1422-12 SH |
12
|
11.8
|
10 7/8
|
1 1/8
|
1 3/16
|
5/16
|
6
|
| 1422-14 SH |
14
|
13.8
|
12 7/8
|
1 1/8
|
1 3/16
|
5/16
|
8 1/4
|
