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 6220-00-276-8681
NSN 5835-01-286-6499
NSN 6240-00-910-3297
NSN 6610-01-472-7748
NSN 5905-01-182-6594
NSN 2925-01-411-0896
NSN 6650-01-569-8224
NSN 5925-01-588-0721
NSN 5905-00-333-8799
NSN 5965-01-005-0341
NSN 5998-01-371-8707
NSN 5996-01-642-3520