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407046

Section B
Form CB 420
The type CB element assembly is designed and built to provide dependable clutch or brake service in the most exacting industrial applications. It is suited to high speed, cyclic operations, as well as for coupling and general power transmission.

Specifications

Size

8CB250

Type

Tapped Holes

Dimension D31

0.75 in
19 mm

Dimension H1

8 in
203 mm

Dimension H9

5.250 in
133.4 mm

Dimension H10

4.250 in
108 mm

Number of L Bolt Holes

3/8-16

Number of L Bolt Holes

N/A

Dimension D6

3.50 in
89 mm

Weight

12.5 lb
5.7 kg

Inertia

1.1 lb·ft²
0.05 kg·m²

Manufacturer

Eaton-Airflex

Notes

American National Standard for Unified Screw Threads.

1 Tolerance +0.000/-0.010 in (+0.00/-0.25 mm).
2 Tolerance for sizes:
6 thru 40 +0.003/-0.000 in (+0.08/-0.00 mm)
45 +0.005/-0.000 in (+0.13/-0.00 mm)