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 6610-00-899-9288
NSN 6150-01-095-8343
NSN 5920-00-097-7648
NSN 6220-00-099-9192
NSN 6145-00-182-2865
NSN 4140-00-722-4407
NSN 5930-01-641-8338
NSN 5998-00-033-6191
NSN 4140-00-777-5552
NSN 5920-00-493-8307
NSN 5965-00-342-5126
NSN 5910-00-273-3862