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 6145-01-350-3532
NSN 6135-01-342-3859
NSN 6150-01-212-3003
NSN 5975-01-444-4218
NSN 6150-00-690-5447
NSN 7035-01-604-1857
NSN 5925-00-468-2757
NSN 7035-01-271-1643
NSN 5950-00-116-7708
NSN 6620-01-494-9858
NSN 5935-00-917-6799
NSN 6240-01-107-9795