Rockwell c scale 40 min and rockwell c scale 45 max washer
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 6240-00-231-0761
NSN 5985-01-182-6759
NSN 6650-01-633-9147
NSN 5930-01-065-2684
NSN 5855-01-068-3683
NSN 6110-01-597-3080
NSN 5915-01-431-6951
NSN 5835-00-794-7500
NSN 5915-01-288-5165
NSN 5910-01-322-7620
NSN 5965-01-446-2562
NSN 6145-01-506-0672