A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5855-01-598-4415
NSN 6650-01-216-0525
NSN 6620-00-084-3786
NSN 6650-01-581-4368
NSN 5915-01-468-5793
NSN 6645-00-151-5280
NSN 6620-00-906-1726
NSN 6145-00-791-4219
NSN 5998-01-107-6266
NSN 5985-00-500-8706
NSN 5910-01-532-5722
NSN 6620-00-113-9145