An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is no. 10 (0.190 in.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, internal wrenching and thumbscrew. See also screw, externally relieved body.
Classification: Threaded fasteners of aluminum
NSN 5855-01-534-6802
NSN 5905-00-106-7273
NSN 6650-01-373-1580
NSN 5935-01-063-7719
NSN 6650-00-890-0480
NSN 6130-01-657-6503
NSN 5990-01-127-1108
NSN 6320-01-578-6006
NSN 5905-00-185-9838
NSN 4140-01-030-7486
NSN 2925-01-198-7528
NSN 5998-00-826-8473