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 6220-00-124-8130
NSN 5935-01-578-1420
NSN 6240-01-401-5340
NSN 6320-00-089-9425
NSN 7035-00-361-5975
NSN 5999-00-863-3750
NSN 5996-00-161-4202
NSN 6650-01-207-0829
NSN 5965-01-592-3051
NSN 5999-01-551-4413
NSN 6645-00-171-9639
NSN 5920-00-554-0437