142273KY

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	40CB525
Spider	407099
Drum	411872
Hub	406926
Weight	1548 lb 701 kg
Weight Mass (Element Each)	201 lb 91 kg
Wk² J (Element Each)	730 lb·ft² 30.66 kg·m²
Weight Mass (Spider)	464 lb 211 kg
Wk² J (Spider)	774 lb·ft² 32.51 kg·m²
Weight Mass (Drum) >> lb [Imperial]	327 lb 148 kg
Wk² J (Drum)	840 lb·ft² 35.28 kg·m²
Weight Mass (Hub)	344 lb 148 kg
Wk² J (Hub) >> lb·ft² [Imperial]	214 lb·ft² 8.99 kg·m²
Torque Rating (75 psi/5.5 bar)	211000 lb·in 23800 Nm
Rotorseal Size	3/4 RH
Minimum Bore Size	4.00 in 102mm
Maximum Bore Size	4.88 in 124 mm
Dimension D	32.25 in 819 mm
Dimension D₁	8.50 in 216 mm
Dimension D₇	9.00 in 229 mm
Dimension D₂₄	2.75 in 70 mm
Dimension D₃₇	7.60 in 193 mm
Dimension D₃₈	10.10 in 257 mm
Dimension D₄₅	8.406 in 213.5 mm
Dimension H₂	49.25 in 1251 mm
Dimension M	1.44 in 37 mm
Dimension O	1/2-14 in
Dimension X	1/2-14 in 14.75 mm
Manufacturer	Eaton-Airflex
Actuation	Air Applied

Notes

Part number shown for element with one air inlet.

¹ Based upon minimum bores.