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 5895-00-682-2999
NSN 6220-01-331-7115
NSN 6135-00-235-1938
NSN 5925-01-551-2824
NSN 5960-01-449-5726
NSN 5905-01-005-0425
NSN 6620-01-223-7333
NSN 5985-01-511-6642
NSN 6105-00-187-0094
NSN 6685-00-811-3961
NSN 5975-00-146-7925
NSN 5855-01-264-8599