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 5915-00-889-8807
NSN 5985-01-574-1664
NSN 6620-01-200-6493
NSN 5905-00-683-4261
NSN 6135-01-161-3914
NSN 6620-01-197-5436
NSN 6110-01-090-0804
NSN 6150-01-314-4739
NSN 5905-01-575-9084
NSN 6145-00-323-0185
NSN 6145-01-056-9524
NSN 6650-01-113-6689