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 5930-01-089-8441
NSN 4140-01-083-5870
NSN 5975-01-538-2936
NSN 6135-01-238-2878
NSN 5975-00-815-2160
NSN 6320-00-456-2092
NSN 6135-01-046-6803
NSN 6645-00-780-5260
NSN 5990-00-564-9442
NSN 5835-00-690-8898
NSN 5999-01-312-4621
NSN 5975-00-003-0566