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 6145-01-383-9148
NSN 6150-01-478-2954
NSN 7035-01-355-7284
NSN 6645-01-248-8033
NSN 6130-01-224-5521
NSN 5975-01-252-7327
NSN 5935-01-609-1986
NSN 6220-01-038-1404
NSN 5910-01-085-4515
NSN 6650-01-100-0933
NSN 5998-00-100-2156
NSN 6320-01-488-5581