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 5945-00-056-7065
NSN 6320-00-977-3930
NSN 5910-01-249-6922
NSN 5935-01-276-4274
NSN 7035-00-206-6123
NSN 6610-01-423-9219
NSN 6685-00-064-8189
NSN 4140-01-339-5355
NSN 6650-01-532-6966
NSN 6135-01-142-2417
NSN 6645-00-978-2575
NSN 5910-01-550-9709