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 2925-01-541-5031
NSN 5920-01-423-0805
NSN 6620-01-357-5045
NSN 6130-00-378-9889
NSN 6610-01-656-4093
NSN 5965-01-070-3905
NSN 5905-01-630-3140
NSN 7035-01-354-9382
NSN 5910-00-153-4464
NSN 6620-01-348-6667
NSN 5990-01-453-3552
NSN 6105-01-340-3107