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 5910-01-481-3658
NSN 6135-00-274-4037
NSN 6620-01-331-6075
NSN 5835-01-187-8986
NSN 6145-01-345-1916
NSN 5915-01-229-2926
NSN 5965-01-493-3778
NSN 5965-01-372-8626
NSN 5855-01-476-4219
NSN 5930-01-057-0506
NSN 7035-00-476-7178
NSN 6220-01-618-0948