A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5915-01-106-2606
NSN 6110-01-168-8600
NSN 5960-01-250-5502
NSN 5996-01-656-0044
NSN 6150-00-921-0483
NSN 7035-01-369-1445
NSN 4140-00-105-8391
NSN 6220-01-177-8355
NSN 5996-00-169-6888
NSN 5990-01-658-9964
NSN 5999-00-960-7155
NSN 5855-00-256-5562