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 4140-01-074-7155
NSN 5855-00-631-4565
NSN 6320-01-578-6006
NSN 5998-01-061-5485
NSN 5945-01-584-4176
NSN 6620-01-520-8601
NSN 5905-00-819-7600
NSN 5999-00-469-1052
NSN 5945-00-118-8118
NSN 5945-01-539-7612
NSN 5895-01-214-6389
NSN 4140-00-451-8374