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 5905-00-369-1644
NSN 5950-01-406-5992
NSN 6240-01-451-1409
NSN 6645-01-144-4408
NSN 5998-00-281-5973
NSN 6105-00-927-1474
NSN 6240-00-372-4841
NSN 6220-00-233-7436
NSN 5835-01-347-8714
NSN 6130-01-180-6358
NSN 6240-01-248-9911
NSN 7035-00-358-0470