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 1922 – Companion Sheave Dimensions
|
|||||||
| Part No. |
O.D.
|
P.D.
|
A
|
B
|
C
|
D
|
Wt.
|
| 1922-6 SDS |
6
|
5.78
|
4 3/4
|
1 7/16
|
11/32
|
7/32
|
1 1/2
|
| 1922-7 SDS |
7
|
6.78
|
5 3/4
|
1 7/16
|
11/32
|
7/32
|
1 1/2
|
| 1922-8 SDS |
8
|
7.78
|
6 3/4
|
1 7/16
|
11/32
|
7/32
|
3 1/4
|
| 1922-9 SDS |
9
|
8.78
|
7 3/4
|
1 7/16
|
11/32
|
7/32
|
4
|
| 1922-10 SDS |
10
|
9.78
|
8 3/4
|
1 7/16
|
11/32
|
7/32
|
4 3/4
|
| 1922-12 SDS |
12
|
11.78
|
10 3/4
|
1 7/16
|
11/32
|
7/32
|
7 1/2
|
| 1922-14 SDS |
14
|
13.78
|
12 3/4
|
1 7/16
|
11/32
|
7/32
|
9
|
| 1922-16 SDS |
16
|
15.78
|
14 3/4
|
1 7/16
|
11/32
|
7/32
|
11 1/2
|
| 1922-18 SK* |
17.8
|
17.60
|
16 3/4
|
1 7/16
|
5/32
|
19/32
|
22.4
|
| * ONLY AVAILABLE IN CAST IRON | |||||||
