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 5965-00-762-0630
NSN 6620-01-538-2294
NSN 6220-00-531-1025
NSN 5905-01-588-7780
NSN 6240-00-717-0844
NSN 6240-01-608-4875
NSN 5990-01-482-5950
NSN 5895-01-578-9724
NSN 5930-01-539-8715
NSN 5915-01-045-5947
NSN 6610-01-331-2070
NSN 6645-01-541-9114