A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6650-01-111-6825
NSN 5990-00-186-2445
NSN 5950-00-528-7175
NSN 5895-01-512-3838
NSN 5990-01-633-9503
NSN 6240-01-373-1439
NSN 5915-00-291-3736
NSN 6135-00-299-6918
NSN 5835-01-442-6482
NSN 6240-01-076-5800
NSN 6130-00-613-2402
NSN 5975-01-310-2961