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 5975-01-151-2317
NSN 5996-01-656-1558
NSN 6130-01-280-9565
NSN 6130-01-517-5057
NSN 6320-01-512-2031
NSN 6145-01-530-0493
NSN 5945-01-465-7165
NSN 5855-00-466-2309
NSN 5920-01-206-3977
NSN 5910-01-482-7504
NSN 5910-01-519-8236
NSN 6105-00-940-9734