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 5990-01-264-9759
NSN 4140-00-862-5644
NSN 5895-00-228-6482
NSN 6220-01-333-1319
NSN 5950-01-267-2274
NSN 5915-01-439-8407
NSN 4140-01-591-0616
NSN 5835-00-690-8898
NSN 6105-01-323-1811
NSN 6150-01-302-4425
NSN 5915-00-312-4398
NSN 5965-01-147-5847