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 6650-01-490-0281
NSN 5855-01-165-6361
NSN 6685-00-246-2365
NSN 6650-00-503-1677
NSN 6110-01-386-9457
NSN 6645-01-189-6942
NSN 5965-01-178-2367
NSN 5910-01-322-4904
NSN 5895-01-167-8000
NSN 5950-01-630-7429
NSN 7035-01-658-1623
NSN 6130-00-202-4688