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 6685-00-756-9537
NSN 6135-00-951-3426
NSN 6105-00-196-4957
NSN 6220-00-153-9704
NSN 6135-01-222-0703
NSN 6685-00-975-7543
NSN 6150-01-398-0223
NSN 5965-00-985-9157
NSN 5965-00-013-7990
NSN 5999-00-294-4506
NSN 5905-01-296-3545
NSN 2925-00-902-3881