An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.
NSN 5905-00-733-1817
NSN 5945-01-287-8230
NSN 6135-01-100-3593
NSN 5985-01-025-0899
NSN 5996-01-583-5145
NSN 5975-00-281-0754
NSN 5835-00-847-7277
NSN 5920-00-006-1919
NSN 5965-00-728-2960
NSN 5990-00-378-1449
NSN 5945-00-203-5575
NSN 5930-01-210-6450