Dyed orange
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 6130-01-471-9546
NSN 6110-01-282-1916
NSN 5990-01-354-6255
NSN 5985-00-955-0722
NSN 5999-00-394-1221
NSN 5905-00-197-1117
NSN 4140-01-534-9987
NSN 5950-01-435-6354
NSN 5998-00-817-4133
NSN 5915-01-084-0693
NSN 5975-00-185-5243
NSN 6650-00-751-9958