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 5905-00-422-0772
NSN 6685-01-039-4695
NSN 6130-00-761-8223
NSN 6685-00-520-4767
NSN 6650-00-506-0054
NSN 5920-01-038-3775
NSN 2925-00-436-9837
NSN 5945-01-579-6764
NSN 6650-00-914-6897
NSN 5950-00-520-6419
NSN 5925-00-100-0102
NSN 5855-01-425-6340