No other part numbers with same form, fit, and function found.
A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
NSN 5910-01-208-6473
NSN 6150-00-727-3774
NSN 5960-01-612-9844
NSN 5910-00-494-4760
NSN 7035-01-307-5366
NSN 5985-00-419-0342
NSN 6620-00-366-1365
NSN 6620-00-626-8126
NSN 2925-01-448-2880
NSN 5985-01-394-0398
NSN 6110-00-166-5039
NSN 6220-01-264-3485