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 6130-01-163-3645
NSN 6320-01-648-5538
NSN 5910-01-224-4524
NSN 2925-01-263-3638
NSN 6220-00-227-8209
NSN 6685-01-511-0977
NSN 5960-01-022-2990
NSN 5996-00-840-5246
NSN 4140-01-158-4139
NSN 6685-01-205-3296
NSN 6320-00-036-3688
NSN 5999-01-529-0836