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 5960-01-030-3191
NSN 5925-00-100-5242
NSN 6220-00-492-1775
NSN 5915-01-577-0662
NSN 2925-00-684-7708
NSN 4140-01-519-9343
NSN 7035-01-454-3284
NSN 5990-01-462-1617
NSN 7035-01-027-8569
NSN 6130-01-485-1629
NSN 5945-01-107-1773
NSN 5930-01-089-8615