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 2925-00-288-1394
NSN 5950-00-300-4763
NSN 5910-00-753-7581
NSN 5965-01-266-7968
NSN 6620-01-232-0680
NSN 5915-01-519-3287
NSN 5998-01-104-5964
NSN 5910-01-380-9952
NSN 6145-01-339-0338
NSN 5965-00-780-5445
NSN 6240-01-328-4023
NSN 6110-01-660-4195