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 6685-00-442-2779
NSN 5935-01-533-7477
NSN 5910-00-279-7318
NSN 5905-01-098-8554
NSN 6650-01-356-3123
NSN 6685-01-537-2785
NSN 6110-01-555-7446
NSN 5985-00-533-0659
NSN 6320-00-977-3930
NSN 5920-01-212-9504
NSN 5975-00-096-2720
NSN 6620-00-520-1909