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 5998-01-648-5037
NSN 6685-00-757-7584
NSN 5935-01-048-2920
NSN 5945-01-659-4666
NSN 5965-00-997-5764
NSN 6320-01-607-1491
NSN 5910-01-182-9628
NSN 5910-01-351-9961
NSN 5895-01-282-6087
NSN 5895-01-525-7076
NSN 5930-01-620-0429
NSN 5930-00-927-6060