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 6240-01-551-6716
NSN 5855-01-492-5666
NSN 7035-01-586-0301
NSN 6135-01-128-5358
NSN 5950-01-560-1770
NSN 7035-01-223-9584
NSN 5990-00-403-8367
NSN 5855-00-933-9978
NSN 5915-00-132-4380
NSN 6645-01-043-9587
NSN 6620-01-345-4835
NSN 5985-01-104-5287