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 6220-01-300-8126
NSN 4140-01-170-1075
NSN 6135-01-344-9766
NSN 6130-01-286-3372
NSN 5835-01-222-2030
NSN 5990-01-529-7307
NSN 5920-01-412-1080
NSN 5895-01-602-4249
NSN 5905-00-289-9898
NSN 6130-00-787-3024
NSN 5960-01-359-4257
NSN 6105-01-590-8104