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 5999-01-378-7196
NSN 5920-01-211-5557
NSN 5855-01-285-3483
NSN 5990-01-352-5255
NSN 5935-01-644-5101
NSN 4140-00-035-4997
NSN 6145-00-762-4845
NSN 5925-00-426-4754
NSN 2925-00-070-4576
NSN 5965-01-481-2422
NSN 6650-00-910-2708
NSN 6110-01-131-1380