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 5835-01-449-7511
NSN 2925-01-239-6044
NSN 5965-01-215-3184
NSN 5930-01-551-1123
NSN 6320-01-631-7828
NSN 5990-00-254-4825
NSN 6135-01-457-2855
NSN 5930-00-518-0872
NSN 5975-01-510-3251
NSN 6150-01-453-0706
NSN 5925-01-257-1199
NSN 5996-01-291-3076