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 6220-01-034-1231
NSN 6645-00-812-5243
NSN 6130-00-833-0911
NSN 6145-01-311-8785
NSN 6320-01-202-8761
NSN 6150-01-446-6056
NSN 6110-01-387-5638
NSN 6620-01-135-7846
NSN 6220-00-737-4162
NSN 5835-01-653-7806
NSN 5965-00-150-1144
NSN 6320-01-144-3810