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 5996-01-492-6330
NSN 6135-01-282-4326
NSN 5950-00-952-2497
NSN 5905-01-351-5678
NSN 5999-01-074-7178
NSN 5985-00-277-4230
NSN 6610-01-168-2051
NSN 6105-01-050-9376
NSN 4140-01-359-6231
NSN 6110-01-556-2750
NSN 6610-00-357-2937
NSN 6685-01-183-9634