A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 4140-01-047-2669
NSN 6240-01-285-5160
NSN 6685-01-328-6789
NSN 6220-00-548-1999
NSN 5835-00-921-1662
NSN 5990-00-518-3195
NSN 5910-01-296-8947
NSN 5965-01-302-2719
NSN 5985-01-024-5774
NSN 5835-01-506-0746
NSN 5950-01-235-2154
NSN 6145-00-977-6160