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.
Dept. of the Navy 
Spain 
Australia 
Canada Classification: Bolts and bolts and their nuts or washers exported in the same shipment
NSN 6685-01-218-0792
NSN 2925-00-081-6835
NSN 5985-01-571-0009
NSN 5930-01-424-5196
NSN 4140-01-188-6977
NSN 6130-01-367-2869
NSN 7035-00-631-3782
NSN 6135-01-054-2462
NSN 6135-00-228-8140
NSN 5945-01-095-2243
NSN 6150-01-416-0680
NSN 6620-01-246-4314