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 5960-01-021-7207
NSN 5950-01-295-5772
NSN 6610-01-433-7899
NSN 5960-01-381-4692
NSN 7035-00-142-9076
NSN 6320-01-240-4637
NSN 6685-00-822-5348
NSN 7035-01-088-6415
NSN 6650-01-084-7377
NSN 6130-01-058-8823
NSN 6240-01-451-1409
NSN 5996-00-542-3997