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 6685-00-719-8313
NSN 6130-01-121-8067
NSN 5925-00-896-9626
NSN 2925-00-644-0028
NSN 6645-00-679-8203
NSN 6110-01-213-8768
NSN 5950-01-450-5991
NSN 5935-01-368-7338
NSN 5910-00-881-2803
NSN 5915-01-267-8840
NSN 5945-01-074-7927
NSN 5910-00-923-9752