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 5835-00-240-9838
NSN 6135-00-235-1938
NSN 5905-00-468-8008
NSN 5999-01-326-4290
NSN 5910-00-766-3221
NSN 5835-01-343-7516
NSN 4140-00-215-0313
NSN 5915-01-524-7544
NSN 6105-00-935-5256
NSN 6620-01-053-6650
NSN 6220-01-431-7915
NSN 5855-00-631-4565