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 5910-01-569-6177
NSN 6320-01-449-1014
NSN 5905-01-421-8013
NSN 6220-00-583-3442
NSN 5998-00-310-1494
NSN 5998-01-381-5271
NSN 5960-01-339-3037
NSN 5855-01-286-9928
NSN 5935-01-297-7221
NSN 6645-00-267-9132
NSN 6650-01-547-7277
NSN 6610-00-934-0027