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 6150-00-925-4542
NSN 5960-00-914-9277
NSN 6130-01-340-4521
NSN 5975-01-625-7397
NSN 5925-00-205-2767
NSN 5975-00-111-3208
NSN 5996-00-187-8072
NSN 5920-01-104-9190
NSN 5960-01-513-3230
NSN 6685-01-049-8534
NSN 6135-01-422-1440
NSN 5975-00-214-1673