A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Copper screws, nuts, bolts, rivets, and other fasteners not threaded
NSN 2925-01-043-9786
NSN 5990-00-441-7974
NSN 5965-01-569-2055
NSN 6620-00-780-7786
NSN 5998-01-258-5495
NSN 6110-00-723-6341
NSN 5996-00-470-7762
NSN 7035-00-337-8745
NSN 6620-00-363-7528
NSN 5855-00-862-3345
NSN 6650-01-406-4959
NSN 6610-01-250-2811