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 5905-00-067-3251
NSN 5950-00-824-1173
NSN 5965-01-466-1154
NSN 5925-01-304-3365
NSN 5910-01-468-5393
NSN 5950-01-539-7859
NSN 5925-01-396-1584
NSN 5855-01-421-1440
NSN 5999-01-189-7989
NSN 6135-01-472-5681
NSN 4140-01-100-1223
NSN 5920-00-959-5664