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 6645-01-314-1776
NSN 6220-01-481-7056
NSN 5960-01-578-5537
NSN 5910-01-548-6551
NSN 6220-01-098-4317
NSN 6685-01-522-2232
NSN 7035-01-113-1424
NSN 5999-00-833-8143
NSN 5910-01-633-9963
NSN 5895-00-725-5264
NSN 6650-01-024-1067
NSN 5975-01-646-3830