A-A-51140 Revision B, September 25, 2000
CHUCKS, DRILL, KEY TYPE, THREE-JAW, GEARED
Includes all amendments and changes through Validation Notice 2, April 3, 2013
This commercial item description (CID) establishes the government acquisition requirements for geared three-jaw drill chucks capable of being adjusted to hold any size straight shank tool within the capacity of the chuck. The jaws of the chuck shall be opened and closed by means of a pinion-type key.