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. An integral feature is incorporated for locking on the threads of a mating member.
Classification: Nuts of iron or steel
NSN 6110-01-537-6669
NSN 5835-01-023-6774
NSN 5935-01-242-4547
NSN 6220-01-173-0584
NSN 5930-01-520-4989
NSN 6320-00-646-3311
NSN 6135-00-862-5736
NSN 4140-00-707-5963
NSN 6685-00-580-7012
NSN 5935-00-948-3838
NSN 5985-01-398-9580
NSN 5855-01-414-6265