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 5855-01-188-4049
NSN 6610-01-238-8712
NSN 6220-00-196-2949
NSN 6150-01-468-6745
NSN 6320-01-050-1290
NSN 5990-01-432-4984
NSN 6130-00-596-9565
NSN 6645-01-184-5065
NSN 4140-01-343-4808
NSN 5930-01-232-7016
NSN 7035-01-513-3025
NSN 6685-00-155-4301