A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6105-00-106-2569
NSN 5945-00-099-9857
NSN 5985-00-149-7590
NSN 5920-00-473-0563
NSN 5960-01-462-7704
NSN 5935-00-233-6353
NSN 6130-01-068-4002
NSN 4140-01-353-1579
NSN 5950-01-514-7348
NSN 5925-01-408-2652
NSN 5990-01-208-1101
NSN 6610-01-206-5278