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 6685-01-548-0548
NSN 6610-01-039-0788
NSN 5915-01-271-9691
NSN 6240-01-283-7824
NSN 5930-00-149-1696
NSN 6150-01-541-0189
NSN 5930-01-174-4460
NSN 5975-01-573-7195
NSN 5895-01-517-4734
NSN 6320-01-262-8642
NSN 6610-01-119-7873
NSN 5965-01-208-6903