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 6685-00-276-9889
NSN 2925-01-187-5480
NSN 5905-01-351-7056
NSN 6105-00-463-9108
NSN 6320-00-270-8222
NSN 5975-00-090-5274
NSN 5930-01-360-5094
NSN 5925-00-315-2238
NSN 6110-00-144-3159
NSN 5960-01-370-4285
NSN 5990-01-057-4191
NSN 6620-00-122-8136