A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6135-00-284-1406
NSN 5999-01-547-5532
NSN 5925-00-954-1724
NSN 4140-01-022-9244
NSN 5985-01-550-0322
NSN 5905-01-455-0961
NSN 6130-00-191-0803
NSN 5915-01-124-9347
NSN 5985-01-600-9543
NSN 7035-01-431-4560
NSN 6110-01-462-0770
NSN 5975-01-116-0285