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 5960-01-497-4572
NSN 5910-01-420-5160
NSN 6650-00-132-3827
NSN 6220-01-074-7718
NSN 6620-01-471-8128
NSN 5930-00-762-1232
NSN 2925-00-580-1476
NSN 6650-00-830-7006
NSN 5935-01-520-3453
NSN 5910-01-560-3850
NSN 6650-01-345-9796
NSN 5905-01-395-4035