A metallic item, usually square or rectangular in cross section, usually longer in relation to its width and thickness, with or without a head, usually designed to fit into the pre-cut slots of two adjacent cylindrically shaped members, to prevent relative rotational movement between the two. It may have mounting holes or slots.
NSN
NSN 6110-01-206-5162
NSN 4140-00-409-8298
NSN 5975-00-661-1832
NSN 6240-01-445-8011
NSN 5855-01-350-1257
NSN 6650-01-211-5628
NSN 6610-01-601-6249
NSN 4140-00-406-4369
NSN 6220-01-149-0144
NSN 5905-01-442-6887
NSN 7035-01-026-0117