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 5925-01-460-0451
NSN 6685-00-079-3307
NSN 5835-00-264-0946
NSN 6105-00-143-5836
NSN 6240-01-655-2288
NSN 4140-01-400-3610
NSN 5910-00-493-6244
NSN 6645-00-097-8569
NSN 5835-01-447-2544
NSN 6645-00-351-8580
NSN 5996-01-505-0101
NSN 5915-00-201-7090