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 5998-00-968-9583
NSN 5895-00-963-6187
NSN 6145-01-393-0891
NSN 5915-00-224-3750
NSN 5999-01-401-5322
NSN 5999-01-382-9269
NSN 5985-00-280-2190
NSN 5915-00-468-3911
NSN 2925-01-253-6006
NSN 6145-01-534-7659
NSN 6240-01-096-2506
NSN 5925-01-630-5817