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 6150-00-538-9887
NSN 5835-01-163-4215
NSN 5920-01-354-8926
NSN 5895-01-352-9469
NSN 5920-00-351-8428
NSN 6620-01-627-0478
NSN 6240-00-812-7671
NSN 5975-01-237-9442
NSN 5999-01-439-6200
NSN 6240-01-572-6003
NSN 5925-01-044-5508
NSN 6135-00-087-5300