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 2925-01-166-4589
NSN 6220-00-266-8222
NSN 5905-01-312-8892
NSN 5975-01-158-0318
NSN 5935-00-988-1605
NSN 6145-00-590-8642
NSN 5996-00-156-5967
NSN 5999-01-500-4209
NSN 5905-00-832-7375
NSN 6220-00-734-0276
NSN 5990-01-102-8342
NSN 5960-00-600-5825