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 5930-01-367-6355
NSN 6320-00-513-8376
NSN 5920-01-394-5003
NSN 5920-01-091-5925
NSN 6130-01-467-2228
NSN 6645-01-188-0213
NSN 5965-01-227-9937
NSN 6650-00-097-8359
NSN 6620-01-566-3456
NSN 6620-01-389-9281
NSN 5945-01-596-6410
NSN 5925-00-030-4943