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 6110-00-451-5223
NSN 6110-01-224-2097
NSN 6685-00-233-6563
NSN 5960-01-089-8155
NSN 6220-00-595-6954
NSN 6220-00-274-8541
NSN 5999-01-394-3788
NSN 5925-00-617-9571
NSN 6130-01-003-7543
NSN 6135-01-222-0703
NSN 5985-01-228-6967
NSN 7035-00-946-2642