A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, slotted, hexagon.
Classification: Nuts of iron or steel
NSN 5835-01-459-7428
NSN 5895-00-418-2221
NSN 5985-00-448-0467
NSN 6620-01-034-4539
NSN 6105-00-602-5995
NSN 5990-00-001-1766
NSN 4140-01-142-6443
NSN 5920-00-087-4223
NSN 5920-01-576-9869
NSN 5925-01-271-4841
NSN 6220-01-601-1812
NSN 6135-00-958-7981