A nut on which has been assembled a nonremovable washer. An integral feature is incorporated for locking on the threads of a mating member.
NSN 6645-01-571-6404
NSN 5965-01-420-1691
NSN 5996-01-258-8873
NSN 5996-01-409-1020
NSN 5960-01-349-8791
NSN 5855-01-100-3272
NSN 6610-00-816-4998
NSN 5910-00-939-4633
NSN 5925-01-532-2558
NSN 5975-01-479-6550
NSN 5930-00-654-4356
NSN 6220-00-151-5218