A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6620-01-059-0876
NSN 5960-00-960-6805
NSN 6620-01-069-0912
NSN 5998-00-390-7694
NSN 6610-01-400-3880
NSN 5965-01-416-9564
NSN 5930-00-861-5551
NSN 6135-01-243-5797
NSN 6650-01-413-8408
NSN 5990-01-414-7618
NSN 5945-00-726-5021
NSN 6130-00-953-4301