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 7035-01-078-0155
NSN 6620-01-252-1240
NSN 6650-01-070-1507
NSN 5985-01-004-4356
NSN 6650-01-265-2672
NSN 5920-01-336-4608
NSN 6130-00-847-1641
NSN 5905-01-460-8829
NSN 5950-01-240-1176
NSN 6320-01-180-9908
NSN 6650-01-567-8552
NSN 5996-01-110-4573