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 6135-01-313-4865
NSN 6685-01-437-0209
NSN 7035-01-349-7883
NSN 6150-01-492-5811
NSN 6650-00-170-5095
NSN 6130-01-429-4986
NSN 5950-01-285-5144
NSN 6145-01-501-5780
NSN 5915-01-147-4830
NSN 5996-01-103-2474
NSN 5985-00-729-8180
NSN 5985-00-019-3612