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 6105-00-580-1435
NSN 5905-01-050-6476
NSN 6620-00-379-2856
NSN 5930-01-432-2798
NSN 6135-01-581-1039
NSN 5996-01-451-3591
NSN 4140-00-069-5154
NSN 5945-01-333-9386
NSN 6130-01-495-0274
NSN 5925-01-584-5331
NSN 5920-01-533-0283
NSN 5855-00-951-6483