Quote:
Originally Posted by madmaxx
The first time it loosens from full compression it then becomes a spring. On larger lock washers over 1/2" the majority of time one half will snag the parent material the other half the nut, so in reality not only do you have spring action, you have mechanical interference.
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Once it loosens you no longer have the proper torque.
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And why didn't the NASA engineers see fit to mention that point if it is indeed correct?