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 6220-01-355-3487
NSN 6135-01-574-6577
NSN 6610-00-056-5889
NSN 6220-01-461-2499
NSN 5960-00-682-2388
NSN 6645-01-301-3066
NSN 6145-00-067-7088
NSN 5915-00-891-1467
NSN 6130-01-217-8948
NSN 5915-01-253-7546
NSN 5996-00-159-1056
NSN 6110-01-188-7432