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.
NSN 5905-01-634-0595
NSN 6150-00-081-9928
NSN 5895-01-344-4151
NSN 5855-00-494-9581
NSN 6610-00-632-9502
NSN 6685-01-272-1850
NSN 5910-01-359-1966
NSN 5996-01-658-0704
NSN 6135-00-461-3590
NSN 4140-01-068-3500
NSN 5835-01-644-8013
NSN 5855-00-156-5489