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 6320-01-439-5264
NSN 5950-01-287-9081
NSN 5998-01-477-4862
NSN 5920-01-551-0841
NSN 5835-01-632-6627
NSN 4140-00-980-7251
NSN 5960-01-553-4557
NSN 6320-01-550-3420
NSN 6110-01-185-4039
NSN 6220-00-044-5917
NSN 5915-01-591-7452
NSN 5855-01-562-0329