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 6145-00-212-0422
NSN 6320-01-386-3491
NSN 5915-01-560-3065
NSN 5960-01-076-4708
NSN 5925-00-724-4388
NSN 5910-01-239-5916
NSN 5975-01-535-1835
NSN 5895-00-352-8734
NSN 5925-01-242-2691
NSN 5935-00-100-7204
NSN 6620-01-539-8945
NSN 5910-01-244-9451