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 5999-01-020-7641
NSN 6145-01-335-7939
NSN 5925-01-474-3579
NSN 5935-00-889-8848
NSN 7035-00-043-1325
NSN 5835-00-789-1454
NSN 5915-00-534-3139
NSN 6645-00-489-8575
NSN 5895-00-941-9161
NSN 6145-01-462-0353
NSN 5960-01-123-8775
NSN 6650-01-579-2137