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 5905-01-501-6353
NSN 6110-01-537-3224
NSN 5999-01-370-8431
NSN 5910-01-590-4008
NSN 5945-00-103-1065
NSN 5985-01-381-3192
NSN 5915-01-126-2169
NSN 4140-00-889-7990
NSN 6620-00-557-7008
NSN 5950-00-328-4474
NSN 5855-00-058-1293
NSN 6105-01-576-3221