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 5985-01-422-1552
NSN 5950-01-279-5277
NSN 6620-01-658-8133
NSN 5915-01-225-8492
NSN 7035-01-049-6776
NSN 5985-00-999-1526
NSN 5990-01-306-9290
NSN 5905-01-529-1226
NSN 5999-01-654-4946
NSN 6620-01-423-2612
NSN 6610-00-834-0713
NSN 6610-01-166-4860