A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5990-00-827-6212
NSN 5920-01-326-2665
NSN 5960-01-653-9441
NSN 5960-00-315-0358
NSN 4140-01-552-6158
NSN 6240-00-922-1021
NSN 5999-00-814-0575
NSN 5945-01-127-3639
NSN 5835-00-695-9543
NSN 5998-01-621-3026
NSN 5915-01-633-9845
NSN 4140-01-620-7725