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 6240-01-431-5790
NSN 7035-01-627-8530
NSN 4140-01-570-1599
NSN 5935-01-623-4129
NSN 5910-01-118-6337
NSN 5965-00-522-0922
NSN 5930-01-542-7082
NSN 6220-00-168-0410
NSN 6685-00-404-7846
NSN 6150-01-292-7643
NSN 5835-00-507-3561
NSN 7035-00-991-6877