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 6130-00-866-9119
NSN 5998-01-220-5856
NSN 5895-01-294-8565
NSN 5835-00-624-1548
NSN 6685-01-219-3933
NSN 4140-01-524-2191
NSN 5915-00-357-3719
NSN 6240-01-285-5160
NSN 5920-00-572-7441
NSN 6105-01-154-1062
NSN 6145-01-266-9237
NSN 6645-00-816-5337