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 6320-01-512-2031
NSN 6110-01-457-5126
NSN 6650-01-086-7003
NSN 6220-01-024-8868
NSN 5975-00-978-5229
NSN 5996-01-054-3226
NSN 6645-01-262-4853
NSN 5925-01-215-1386
NSN 6685-01-480-2988
NSN 5960-01-413-3877
NSN 5910-00-763-5786
NSN 6105-01-441-3865