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 5910-01-486-0531
NSN 5930-01-109-6950
NSN 5999-01-227-6178
NSN 6240-00-984-6257
NSN 5996-01-535-0963
NSN 5965-01-122-2750
NSN 5975-01-087-2627
NSN 6110-01-468-1702
NSN 6645-00-583-0066
NSN 6240-01-423-1335
NSN 6320-01-114-6054
NSN 5835-01-652-4959