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 5905-01-441-2322
NSN 2925-00-167-6763
NSN 5895-00-993-1583
NSN 5895-01-097-7769
NSN 5999-01-641-7925
NSN 6130-01-356-5297
NSN 6620-00-073-9859
NSN 5998-01-151-6153
NSN 5950-01-446-6484
NSN 5945-01-562-3292
NSN 6110-01-498-5120
NSN 4140-00-660-8699