A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5915-01-610-9819
NSN 6135-00-405-1989
NSN 5925-01-127-2074
NSN 6650-01-337-5309
NSN 6220-01-368-6879
NSN 5905-00-733-8075
NSN 6685-01-153-1846
NSN 5999-01-108-6547
NSN 6150-01-475-9116
NSN 6650-00-531-7323
NSN 5905-01-415-0869
NSN 5950-01-658-4487