A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5910-01-631-1673
NSN 6610-01-244-3416
NSN 6320-01-429-9871
NSN 6220-01-508-8223
NSN 5855-01-364-1005
NSN 5835-00-233-6327
NSN 5965-00-790-2441
NSN 5915-01-364-7917
NSN 6105-01-226-8125
NSN 6150-01-050-8268
NSN 6320-01-527-0211
NSN 5835-00-180-7555