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 6220-00-306-1806
NSN 5950-01-310-6113
NSN 5990-01-016-8247
NSN 5990-00-016-5648
NSN 6685-00-213-8451
NSN 6110-01-067-7677
NSN 2925-01-324-6423
NSN 7035-01-455-7277
NSN 5975-01-420-0171
NSN 6650-00-410-3582
NSN 5975-01-446-6074
NSN 5996-01-327-4765