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 5910-01-294-1316
NSN 5925-01-382-3323
NSN 5965-01-107-8549
NSN 5985-00-412-3294
NSN 5920-01-354-0220
NSN 6150-01-135-2947
NSN 5915-00-984-3296
NSN 6220-01-035-9593
NSN 6150-01-570-0279
NSN 4140-01-518-5516
NSN 6130-00-893-4612
NSN 7035-00-908-4933