Furnished with two undercuts
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.
Classification: Other copper screws (not for wood) bolts and nuts
NSN 6240-01-461-8193
NSN 5925-01-626-0580
NSN 6320-01-170-4068
NSN 5930-01-487-0176
NSN 6650-01-523-7026
NSN 5910-01-257-1232
NSN 2925-01-057-6993
NSN 5965-00-849-1313
NSN 6650-00-872-0942
NSN 5998-01-346-8558
NSN 5915-01-167-8506
NSN 5960-00-855-8792