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 5960-01-570-8605
NSN 5945-01-549-6210
NSN 5935-01-122-1386
NSN 6220-01-246-4285
NSN 6650-01-566-1573
NSN 4140-01-043-5089
NSN 5990-01-234-4607
NSN 5930-01-079-9025
NSN 6130-01-110-9597
NSN 7035-01-204-7481
NSN 6685-00-006-5093
NSN 6240-01-298-4644