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142270KP

Section B
Form CB-429
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

30CB525

Spider

407096

Drum

411869

Hub

406920

Weight

1093 lb
495 kg

Weight Mass (Element Each)

148 lb
67 kg

Wk2 J (Element Each)

303 lb·ft²
12.73 kg·m²

Weight Mass (Spider)

341 lb
155 kg

Wk2 J (Spider)

390 lb·ft²
16.38 kg·m²

Weight Mass (Drum) >> lb [Imperial]

237 lb
108 kg

Wk2 J (Drum)

337 lb·ft²
14.15 kg·m²

Weight Mass (Hub)

213 lb
108 kg

Wk2 J (Hub) >> lb·ft² [Imperial]

69 lb·ft²
2.9 kg·m²

Torque Rating (75 psi/5.5 bar)

121000 lb·in
13700 Nm

Rotorseal Size

C2

Minimum Bore Size

3.00 in
76mm

Maximum Bore Size

4.50 in
114 mm

Dimension D

30.25 in
768 mm

Dimension D1

7.50 in
191 mm

Dimension D7

8.00 in
203 mm

Dimension D24

2.50 in
64 mm

Dimension D37

6.80 in
173 mm

Dimension D38

9.50 in
241 mm

Dimension D45

7.406 in
188.1 mm

Dimension H2

38.63 in
981 mm

Dimension M

1.44 in
37 mm

Dimension O

3/8-18 in

Dimension X

3/8-18 in
14.75 mm

Manufacturer

Eaton-Airflex

Actuation

Air Applied

Notes

Element sizes 12 and 14 have two inlets. All other sizes have four air inlets.

1 Based upon minimum bores.