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 6130-00-854-6193
NSN 7035-01-076-4067
NSN 5855-00-004-0904
NSN 4140-01-650-8164
NSN 5965-01-537-1536
NSN 5985-01-556-7431
NSN 5998-01-274-8602
NSN 5945-01-044-2549
NSN 6620-00-500-0041
NSN 6650-01-412-1040
NSN 6145-01-539-0473
NSN 5905-00-109-8349