A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 5905-01-141-6628
NSN 5905-00-752-7360
NSN 6135-01-347-0201
NSN 6110-01-146-6811
NSN 6105-01-087-3503
NSN 6320-01-399-6177
NSN 5915-01-620-7637
NSN 7035-01-459-8268
NSN 6130-00-485-2553
NSN 6685-01-229-9844
NSN 5915-01-513-9122
NSN 6620-01-146-4680