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 5996-01-433-2253
NSN 5925-00-140-6367
NSN 6645-00-806-6961
NSN 6620-00-280-2874
NSN 5905-01-611-8123
NSN 5998-01-315-7953
NSN 5975-01-089-4900
NSN 5925-00-756-0462
NSN 5910-00-186-2446
NSN 5935-01-427-9583
NSN 6645-01-631-1163
NSN 5925-01-600-8927