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 5998-01-191-6248
NSN 6610-01-434-4958
NSN 5905-01-056-5095
NSN 6685-00-719-8313
NSN 5998-01-463-1726
NSN 6240-01-393-9005
NSN 6650-00-071-8184
NSN 6145-01-014-8350
NSN 5998-01-305-7489
NSN 5975-01-495-4719
NSN 5905-00-596-9969
NSN 6150-00-132-1640