Quote:
Originally Posted by reworht
According to the caravan 'experts' -
They are a form self locking nut. The threads are slightly crimped at one end making them slightly oval. Once fitted the threads are spread - if refitted the thread will not grip as tight.
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agh yes now you have said that I seem to recall reading that or being told that before.
Thank you, I had no idea, totally forgotten.
damn clever people on this forum
macafee2