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 5895-00-823-9473
NSN 5945-01-250-5634
NSN 6135-01-482-7901
NSN 6220-01-322-9337
NSN 6135-01-210-8715
NSN 6240-01-412-7803
NSN 5945-01-491-6805
NSN 4140-01-337-0495
NSN 5920-01-554-7030
NSN 7035-01-502-6764
NSN 5925-01-552-5515
NSN 6240-01-499-4900