A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6110-01-131-1380
NSN 6650-01-484-3013
NSN 5835-00-484-1529
NSN 5960-00-082-0493
NSN 5855-01-346-7682
NSN 5985-01-086-6163
NSN 6150-00-435-7071
NSN 5855-01-452-8142
NSN 5999-01-361-8535
NSN 5965-00-823-8623
NSN 6110-01-293-9091
NSN 6610-01-486-7954