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 5999-01-210-7199
NSN 5935-01-271-9615
NSN 7035-00-413-0992
NSN 5998-00-618-0235
NSN 6130-01-379-5862
NSN 5930-01-015-9933
NSN 5935-01-367-3109
NSN 5835-00-787-8122
NSN 4140-01-513-9139
NSN 7035-01-576-5206
NSN 5915-01-439-5539
NSN 6620-01-645-4148