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 6145-01-348-3779
NSN 6320-01-039-5891
NSN 5965-00-026-9408
NSN 5855-00-107-7993
NSN 6240-00-412-5584
NSN 5985-01-406-3447
NSN 6220-01-399-8586
NSN 6105-00-578-8114
NSN 5945-00-455-7337
NSN 5975-00-600-1321
NSN 5925-01-304-0871
NSN 5905-00-110-9072