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 5996-01-630-6436
NSN 6150-01-212-4344
NSN 6610-01-282-3225
NSN 5915-00-524-2175
NSN 5910-01-067-0492
NSN 5990-00-754-2842
NSN 6685-00-292-4109
NSN 6645-01-281-7254
NSN 6110-01-468-0428
NSN 6105-01-613-6588
NSN 6610-00-915-3215
NSN 4140-00-289-9263