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 5905-01-088-8340
NSN 6135-01-039-2882
NSN 5998-01-579-4718
NSN 7035-01-554-8361
NSN 5925-01-133-7246
NSN 5965-00-246-5612
NSN 4140-00-170-5152
NSN 5935-01-535-7374
NSN 5935-00-632-7783
NSN 5990-00-169-1492
NSN 6145-01-149-5423
NSN 5950-01-005-0111