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 6220-00-738-0815
NSN 6650-00-446-8787
NSN 6610-00-191-5317
NSN 5990-01-013-8464
NSN 6135-00-603-4859
NSN 6220-01-078-8576
NSN 6240-00-614-9679
NSN 5930-01-628-3834
NSN 6150-00-065-8417
NSN 5985-01-023-9280
NSN 6110-01-348-7424