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 5835-01-297-1909
NSN 5950-01-415-9313
NSN 6105-01-269-9867
NSN 5960-01-474-4843
NSN 6650-00-754-2276
NSN 4140-00-264-5796
NSN 5925-00-077-9618
NSN 5905-01-226-9425
NSN 5855-00-237-4088
NSN 6150-01-648-3376
NSN 6135-01-202-8113
NSN 5960-01-175-7309