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 5996-01-285-8797
NSN 5985-00-097-7634
NSN 5895-01-407-2627
NSN 6650-01-649-0228
NSN 6645-01-391-9820
NSN 6145-01-478-1722
NSN 6685-01-439-9039
NSN 6685-00-508-6623
NSN 2925-01-629-9416
NSN 5835-00-898-0201
NSN 5965-01-279-1075
NSN 5999-01-531-6202