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 5990-01-463-5400
NSN 6685-01-374-8084
NSN 2925-01-647-7225
NSN 5975-00-111-3208
NSN 5935-00-086-5401
NSN 5835-00-683-4612
NSN 5990-00-022-2957
NSN 5950-01-120-1334
NSN 5895-01-621-0289
NSN 5895-01-174-8074
NSN 5855-01-119-5869
NSN 6150-01-464-1618