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 6130-01-051-0579
NSN 6130-00-196-0618
NSN 5985-01-012-4719
NSN 6150-01-105-9187
NSN 6650-01-649-6849
NSN 6220-01-377-4957
NSN 5925-00-240-3424
NSN 5935-01-492-2918
NSN 6145-00-369-3880
NSN 6620-01-408-4464
NSN 6220-01-464-2250
NSN 5950-01-204-4637