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407045

CB Mounting Components - Internal Flange Drums

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

Thru 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

8

Number of L Bolt Holes

0.406 in
10 mm

Dimension D6

3.50 in
89 mm

Weight

12.5 lb
5.7 kg

Inertia >> lb·ft² [Imperial]
Inertia >> kg·m² [Metric]

1.1 lb·ft²
0.05 kg·m²

Manufacturer

Eaton-Airflex

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)