Products Catalog
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.
Unit of Measure

Specifications

Size1 18CB500

Spider

408277

Drum

411863

Hub

406908

Weight

527 lb239 kg

Weight Mass (Element Each)

81 lb37 kg

Wk2 J (Element Each)

70 lb·ft²2.94 kg·m²

Weight Mass (Spider)

152 lb69 kg

Wk2 J (Spider)

63 lb·ft²2.65 kg·m²

Weight Mass (Drum)

126 lb57 kg

Wk2 J (Drum)

63 lb·ft²2.65 kg·m²

Weight Mass (Hub)

83 lb38 kg

Wk2 J (Hub)

9 lb·ft²0.38 kg·m²

Torque Rating (75 psi/5.5 bar)

44000 lb·in4970 Nm

Rotorseal Size

C2

Minimum Bore Size

2.25 in57 mm

Maximum Bore Size

4.38 in111 mm

Dimension D

641 mm25.25 in

Dimension D1

5.50 in140 mm

Dimension D7

146 mm5.75 in

Dimension D24

2.50 in64 mm

Dimension D37

5.30 in135 mm

Dimension D38

8.00 in203 mm

Dimension D45

5.187 in131.7 mm

Dimension H2

26.00 in660 mm

Dimension M

1.44 in37 mm

Dimension O

3/8-18 in

Dimension X

14.00 in356 mm

Manufacturer

Eaton-Airflex

Actuation

Air Applied

Note

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

  • 1 Based upon minimum bores.