Double hexagon
A nut on which has been assembled a nonremovable washer. An integral feature is incorporated for locking on the threads of a mating member.
Classification: Nuts of iron or steel
NSN 6220-00-466-2681
NSN 6685-01-549-2402
NSN 5950-01-350-3702
NSN 5915-01-451-3588
NSN 5935-01-656-6071
NSN 6645-01-127-1793
NSN 6650-00-353-4097
NSN 5965-01-178-2367
NSN 5930-00-287-9857
NSN 5945-01-473-1821
NSN 6620-01-633-8443
NSN 6645-01-512-2260