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 5998-01-122-4140
NSN 6150-00-595-6931
NSN 6610-00-186-9180
NSN 6130-01-227-8408
NSN 5998-01-474-6189
NSN 6220-00-419-6152
NSN 5855-00-149-0766
NSN 5965-01-264-1738
NSN 6610-01-306-8530
NSN 7035-00-437-7950
NSN 5975-00-482-7064
NSN 6240-01-093-3554