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 5985-00-189-0953
NSN 6150-01-321-6183
NSN 6150-00-840-9424
NSN 6130-01-492-9833
NSN 6135-01-412-8929
NSN 5855-00-058-1293
NSN 5930-00-888-3728
NSN 6685-00-966-9688
NSN 5999-01-505-6096
NSN 5965-01-318-8138
NSN 5985-01-422-2552
NSN 2925-01-250-2731