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 6240-01-530-3040
NSN 5925-01-132-9120
NSN 5895-00-153-0086
NSN 5990-00-462-9112
NSN 5985-00-506-9231
NSN 6220-01-121-7391
NSN 5965-01-181-3140
NSN 6220-00-001-7006
NSN 5910-01-520-5595
NSN 5930-01-265-4693
NSN 5960-01-117-8671
NSN 5925-01-195-7258