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 6650-01-305-4567
NSN 5920-01-406-4154
NSN 4140-00-963-8285
NSN 6240-00-514-3507
NSN 4140-00-111-2617
NSN 6685-01-023-4714
NSN 6150-01-533-6583
NSN 6645-01-372-0126
NSN 5855-01-609-9767
NSN 5915-00-273-1693
NSN 5910-00-554-1422
NSN 5996-01-439-5121