Products Catalog
Section B
Form CB 428
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



N/A 20CB500

Dimension F

N/A 1.00 in25 mm
Dimension H11 N/A 20 in508 mm

Dimension D6

N/A 8.00 in203 mm

Dimension H9

N/A 25.250 in641.4 mm
Dimension H102 N/A 26.500 in673.1 mm

Number of Mounting Holes

N/A 12

Bolt Diameter L

N/A 0.656 in17 mm


N/A 126 lb46 kg


N/A 102 lb·ft²4.28 kg·m²


N/A Eaton-Airflex
  • 1 Tolerance +0.000/-0.010 in (+0.00/-0.25 mm).
  • 2 Tolerance +0.000/-0.010 in (+0.00/-0.25 mm).