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 6610-00-147-3187
NSN 6145-01-608-2904
NSN 6620-01-498-4780
NSN 5920-00-318-7150
NSN 5975-01-300-3139
NSN 4140-00-887-6787
NSN 5855-00-482-9876
NSN 6145-00-463-5808
NSN 5910-01-132-7284
NSN 6135-01-297-5565
NSN 6620-01-154-9651
NSN 5925-01-277-4374