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 6150-01-431-8617
NSN 5975-00-081-2171
NSN 4140-00-394-5744
NSN 5920-01-604-2643
NSN 5945-01-152-5075
NSN 5935-01-352-5470
NSN 5935-01-444-4768
NSN 5930-01-571-7906
NSN 5996-01-147-3035
NSN 5945-01-204-3507
NSN 2925-00-105-3907
NSN 5835-01-132-5894