A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 7035-01-263-5463
NSN 5910-01-484-2639
NSN 6135-01-598-9889
NSN 5990-01-027-1869
NSN 5905-00-085-0832
NSN 6240-00-447-0244
NSN 6240-01-496-3847
NSN 6620-01-653-7644
NSN 6620-01-515-6269
NSN 6620-01-441-7896
NSN 6610-00-267-1102
NSN 6610-01-358-1161