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 5925-01-204-8770
NSN 6110-01-568-3268
NSN 5990-01-032-8368
NSN 6620-01-183-5329
NSN 5935-00-574-5687
NSN 5915-01-452-7417
NSN 7035-01-463-6559
NSN 6110-01-044-7884
NSN 5935-01-550-4697
NSN 6110-01-407-2901
NSN 6685-01-508-4739
NSN 5855-01-236-9645