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 6220-01-110-3063
NSN 5925-00-862-6719
NSN 6220-01-100-2703
NSN 6320-01-651-5210
NSN 6220-01-121-7391
NSN 5999-00-309-5219
NSN 6320-01-118-6662
NSN 5998-01-403-2586
NSN 6645-01-514-7901
NSN 6620-01-250-7445
NSN 5999-01-442-5744
NSN 5925-00-660-3892