A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6135-00-100-0485
NSN 5945-01-430-2222
NSN 5855-01-172-4568
NSN 5855-01-169-1706
NSN 5999-01-386-6288
NSN 7035-01-643-1842
NSN 6650-00-483-2853
NSN 6135-00-010-5275
NSN 5915-01-317-4080
NSN 5935-01-472-5330
NSN 5930-01-521-8952
NSN 6130-01-294-3984