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 5945-01-388-9200
NSN 6135-01-390-1841
NSN 5855-00-560-0110
NSN 5895-00-501-8174
NSN 6220-00-915-0862
NSN 6240-01-408-5102
NSN 5990-01-465-9235
NSN 5895-01-372-0216
NSN 5905-01-632-6717
NSN 5930-01-415-1520
NSN 6685-01-548-5419
NSN 6620-01-446-7290