Serving our customers with quality and safety first.
No specification found for this NSN.
An accessory used for holding objects directly to the spindle of a machine, arbor, shaft, or the like, without the use of centers. Two or more self-centering jaws are adjusted simultaneously, usually by rotation of a scroll gear which engages slots or teeth in the back of the jaws. Maximum rated capacity is in excess of one (1) inch (25.4 mm) diameter. For universal chucks having a maximum capacity of one (1) inch (25.4 mm) or less, see chuck, drill. Excludes chuck, centering, lathe.