A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5920-01-198-1471
NSN 5905-01-376-2285
NSN 5930-01-363-3125
NSN 5960-00-314-0991
NSN 6105-01-428-8921
NSN 5960-01-412-0619
NSN 6685-01-367-6548
NSN 6145-00-330-7581
NSN 6150-01-506-8176
NSN 6110-00-269-2696
NSN 5950-01-154-6821
NSN 6135-01-370-2599