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 6620-00-209-0767
NSN 5925-01-170-0445
NSN 6105-01-445-6130
NSN 6135-00-835-7211
NSN 5905-01-355-0659
NSN 5835-00-165-3069
NSN 5965-01-383-7235
NSN 5945-01-615-5855
NSN 5950-00-249-3636
NSN 5930-00-388-6758
NSN 5925-01-128-4372
NSN 6240-01-369-0295