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 6650-01-010-4204
NSN 5985-01-074-8896
NSN 6105-01-031-2992
NSN 2925-01-359-4027
NSN 5915-01-537-6357
NSN 5910-01-403-2723
NSN 6645-01-175-3568
NSN 5960-01-045-0522
NSN 5915-01-137-1392
NSN 5945-01-432-2416
NSN 5930-01-602-9700
NSN 5905-01-215-1896