Dyed brown
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 7035-01-382-4413
NSN 6220-00-312-1198
NSN 5855-00-832-7316
NSN 5985-01-456-2996
NSN 6645-01-442-6476
NSN 6130-00-995-4668
NSN 6610-01-602-9619
NSN 5920-00-163-4185
NSN 5999-00-930-3877
NSN 5996-00-893-2673
NSN 5999-01-279-8976
NSN 5915-01-541-3957