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 6110-01-406-4818
NSN 6620-01-517-0014
NSN 5915-01-426-8862
NSN 5905-00-081-5553
NSN 5999-00-823-6148
NSN 6645-00-572-2535
NSN 7035-00-574-4223
NSN 6685-01-122-6739
NSN 7035-01-101-5111
NSN 5975-01-531-8232
NSN 5925-01-155-3721
NSN 7035-01-654-9501