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 6320-00-682-3448
NSN 6145-01-580-8059
NSN 4140-00-232-9859
NSN 5999-00-513-6218
NSN 5945-01-421-5687
NSN 5945-01-364-1178
NSN 2925-00-024-6392
NSN 6685-01-025-1587
NSN 6130-01-394-4153
NSN 6320-00-035-8781
NSN 5996-00-857-8246
NSN 5960-00-928-2534