A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6220-01-456-0526
NSN 6685-00-176-3151
NSN 6145-01-080-2728
NSN 5998-01-426-8989
NSN 6145-00-104-6047
NSN 5975-00-936-7377
NSN 6240-01-077-1127
NSN 5996-01-626-6686
NSN 6130-01-320-5794
NSN 6130-01-623-3571
NSN 5945-01-231-9607
NSN 5999-00-551-0835