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 5999-00-135-9007
NSN 5999-00-904-2126
NSN 6135-00-840-6451
NSN 5950-01-232-2119
NSN 6150-01-369-5045
NSN 5950-01-228-5450
NSN 6645-01-418-1657
NSN 6220-01-483-3261
NSN 5998-01-274-7665
NSN 6685-01-284-1602
NSN 5920-00-134-0395
NSN 7035-01-496-5896