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 5915-01-187-5755
NSN 5999-01-148-9230
NSN 4140-01-566-1002
NSN 5945-01-197-5563
NSN 5925-00-086-5165
NSN 5895-00-269-9257
NSN 6110-00-862-6407
NSN 6220-00-044-5917
NSN 6240-01-180-3720
NSN 5999-00-371-7035
NSN 2925-01-048-8464
NSN 5965-01-013-0290