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 6130-01-325-5518
NSN 5965-00-693-8829
NSN 5999-01-234-7943
NSN 5905-01-535-0476
NSN 5996-00-389-7404
NSN 6240-01-312-1237
NSN 6685-00-844-4606
NSN 6240-01-525-6585
NSN 5855-01-572-5390
NSN 4140-01-387-0331
NSN 6685-01-561-4648
NSN 6110-01-196-5496