Dyed orange
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 5835-01-477-0137
NSN 6610-01-241-5763
NSN 6685-01-131-6497
NSN 7035-01-334-5855
NSN 5925-01-339-6353
NSN 5950-00-341-5259
NSN 7035-01-642-1749
NSN 5965-01-032-0940
NSN 6135-01-230-4399
NSN 5975-00-536-4047
NSN 5975-01-132-5362
NSN 6105-01-204-2920