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 6105-00-384-1693
NSN 6240-00-926-7788
NSN 6105-00-130-5732
NSN 6610-01-056-7499
NSN 5999-01-406-6274
NSN 5945-01-245-8635
NSN 5910-00-379-2349
NSN 6135-01-501-2407
NSN 5975-00-099-9312
NSN 6685-00-276-9889
NSN 6320-01-144-3810
NSN 6240-01-568-6745