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 6150-01-003-8940
NSN 6135-01-255-9129
NSN 6130-01-555-8531
NSN 6150-01-282-0610
NSN 6105-01-346-6798
NSN 6645-00-862-2904
NSN 5998-01-458-7364
NSN 6645-01-208-5090
NSN 5985-01-026-6492
NSN 5910-00-850-7029
NSN 5998-01-038-1444
NSN 6240-00-925-2194