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 6645-00-072-1909
NSN 6110-01-616-8295
NSN 6645-00-456-0080
NSN 5910-01-458-8054
NSN 7035-00-205-1932
NSN 5996-01-152-5217
NSN 6105-01-196-9146
NSN 5915-01-391-7149
NSN 4140-01-423-6219
NSN 2925-00-365-3289
NSN 5950-01-619-0819
NSN 6610-01-250-2811