A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6150-00-471-1986
NSN 5910-01-423-8223
NSN 6130-01-250-5144
NSN 5895-01-201-6169
NSN 6645-00-269-8440
NSN 6685-01-413-4389
NSN 5960-01-491-9916
NSN 6135-01-339-8064
NSN 5915-01-568-7032
NSN 5915-00-087-3139
NSN 7035-01-621-6392
NSN 5920-01-293-6530