Rounded end radius is 0.094
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 5855-01-542-9059
NSN 2925-01-510-9378
NSN 5965-01-593-4636
NSN 5960-01-243-0007
NSN 6135-01-384-3915
NSN 6130-01-441-2241
NSN 5925-00-884-8567
NSN 6610-01-107-2658
NSN 6145-00-236-0012
NSN 5960-00-902-0942
NSN 6145-00-403-5154
NSN 5996-01-476-7550