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 6645-01-569-9087
NSN 5910-01-222-4356
NSN 6135-00-299-6918
NSN 6135-00-452-2266
NSN 5930-01-188-0294
NSN 5999-01-565-4638
NSN 5998-01-075-1992
NSN 6320-01-377-5701
NSN 5950-01-415-5752
NSN 5990-01-240-7288
NSN 6145-01-469-6661
NSN 6320-01-352-5653