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 5996-01-435-5088
NSN 5965-01-330-9152
NSN 6145-00-542-3987
NSN 6645-00-877-6002
NSN 5925-01-113-6827
NSN 6220-00-688-5053
NSN 6135-01-487-6275
NSN 5990-01-543-6301
NSN 6240-01-356-2934
NSN 5835-01-495-5986
NSN 5925-01-522-4549
NSN 5930-01-221-8163