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 6105-01-409-2023
NSN 7035-01-617-0072
NSN 5965-01-304-7179
NSN 7035-00-064-7008
NSN 5975-01-310-2961
NSN 5950-01-379-9782
NSN 5905-01-043-4291
NSN 5990-01-629-4694
NSN 5930-01-421-8683
NSN 6645-01-012-7670
NSN 5925-01-559-1427
NSN 6105-01-520-6043