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 6130-01-051-7614
NSN 5835-01-241-1090
NSN 5990-01-093-8328
NSN 5985-01-157-0690
NSN 6240-01-444-1673
NSN 6610-01-379-3647
NSN 7035-00-079-7189
NSN 5965-01-093-0642
NSN 6105-01-443-2403
NSN 2925-01-027-1293
NSN 6110-01-325-7985
NSN 5990-01-115-5859