An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than no. 10 (0.190 in.) (5 mm) and those items with an inserted drive head, use screw, shoulder. For items which are no. 10 (0.190 in.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use bolt, externally relieved body. Excludes thumbscrew.
NSN 4140-01-406-5344
NSN 5990-01-492-6575
NSN 6320-01-585-8468
NSN 5855-00-586-6255
NSN 5965-01-552-1471
NSN 5998-00-107-5000
NSN 6135-01-388-2761
NSN 5975-01-519-8006
NSN 5935-01-025-7141
NSN 4140-00-135-6398
NSN 5950-00-790-6799
NSN 5925-00-242-6827