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 6130-00-702-0402
NSN 5985-00-080-3445
NSN 5895-01-213-5976
NSN 5960-00-698-3765
NSN 6320-01-551-3553
NSN 5930-01-592-3257
NSN 5999-01-473-7782
NSN 5960-01-146-0289
NSN 5950-00-166-1080
NSN 5905-00-170-4163
NSN 5960-00-351-4821
NSN 5920-01-185-0266