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 6610-00-052-8020
NSN 5905-01-134-0504
NSN 5905-01-104-5438
NSN 5965-01-351-6977
NSN 5935-01-657-0105
NSN 5945-00-287-8022
NSN 5915-01-454-1359
NSN 6685-01-620-9893
NSN 6645-01-464-7002
NSN 5920-01-296-0577
NSN 5990-01-437-4876
NSN 6620-01-408-2989