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 7035-01-598-2394
NSN 5935-00-078-9540
NSN 5925-01-384-3402
NSN 5905-00-409-1922
NSN 5930-00-512-9839
NSN 6220-01-196-8087
NSN 6645-01-533-8408
NSN 5835-00-670-2925
NSN 5920-01-644-4621
NSN 6650-00-158-3683
NSN 5925-01-208-5267
NSN 5835-00-302-5296