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 6645-01-268-7265
NSN 5930-01-315-4809
NSN 5990-00-497-9234
NSN 6150-00-788-6064
NSN 6320-01-530-0588
NSN 5925-01-158-0762
NSN 6220-01-620-8376
NSN 5950-00-500-4198
NSN 5998-00-258-4992
NSN 6130-01-207-0755
NSN 6320-01-252-2307
NSN 6240-01-371-4263