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 6645-01-282-3624
NSN 6240-01-014-3447
NSN 5855-00-177-3529
NSN 6240-01-067-1494
NSN 6105-01-371-3733
NSN 5990-01-319-5667
NSN 4140-01-195-4272
NSN 6650-01-541-0506
NSN 5910-00-797-2031
NSN 5945-00-218-0012
NSN 5910-01-453-1928
NSN 5920-00-003-2940