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 6145-01-067-1408
NSN 5915-00-665-2854
NSN 5905-00-028-4081
NSN 6150-01-144-8176
NSN 6130-00-023-3433
NSN 5920-00-964-9986
NSN 5975-00-204-9190
NSN 6130-01-423-7271
NSN 5895-00-956-5129
NSN 5855-01-351-2541
NSN 6145-00-050-1484
NSN 5960-01-550-2782