A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5975-00-899-7952
NSN 5920-01-422-4151
NSN 5975-00-868-5643
NSN 6105-01-238-8691
NSN 4140-01-379-7353
NSN 4140-01-261-5725
NSN 5905-01-540-0453
NSN 6110-00-258-8542
NSN 6130-01-015-7724
NSN 5855-01-010-4921
NSN 6650-01-426-4253
NSN 6620-00-500-0041