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 5996-00-186-8709
NSN 5945-00-233-6435
NSN 2925-01-604-8984
NSN 7035-01-227-2546
NSN 6645-01-333-9336
NSN 5950-00-201-5267
NSN 6240-01-530-3554
NSN 5950-01-027-5839
NSN 5999-01-279-3921
NSN 5910-01-348-8936
NSN 2925-00-907-2709
NSN 5999-01-542-1346