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 5910-00-624-3570
NSN 7035-00-020-2227
NSN 5835-01-190-5192
NSN 2925-00-523-7096
NSN 6145-01-344-4268
NSN 6685-00-835-2749
NSN 4140-01-415-3363
NSN 5935-00-942-4220
NSN 5996-01-432-0117
NSN 6105-00-838-8131
NSN 2925-01-144-7106
NSN 5930-00-861-9013