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 6135-00-416-2898
NSN 6610-00-856-7136
NSN 5998-01-288-0748
NSN 5945-01-485-1946
NSN 6220-01-497-4600
NSN 6645-01-121-4584
NSN 5905-01-440-9088
NSN 5930-01-074-8414
NSN 5930-00-205-0136
NSN 5935-00-929-2604
NSN 5910-00-714-0008
NSN 6610-00-822-0431