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 5945-01-128-5418
NSN 6650-00-555-1061
NSN 6150-01-578-7982
NSN 5965-00-493-6008
NSN 5910-01-401-5279
NSN 6135-01-286-9563
NSN 6110-01-596-4492
NSN 6135-00-803-3012
NSN 5895-01-398-1057
NSN 7035-00-231-2871
NSN 5965-01-288-0721
NSN 6220-01-028-0329