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 6145-01-452-8545
NSN 5925-00-912-2774
NSN 5905-01-229-2819
NSN 5965-01-278-2107
NSN 5920-00-359-9771
NSN 6150-00-285-2082
NSN 5965-00-412-4402
NSN 5905-01-132-0264
NSN 5905-01-353-5330
NSN 6135-01-433-2062
NSN 5905-01-205-3676
NSN 6620-01-100-8899