Originally Posted by Kevlarr
Dude it's a washer plain and simple. You took it off or it was left loose and rattling around at the factory, asking us what it is then denying the facts when we tell you exactly what it is is kind of like putting 20 oz. of oil in a 4 cycle engine then denying that is the reason why it blew up.
Thanks Kevlarr. Me thinks the OP lives under a bridge and has layers....like an onion....Oh, that's an ogre. My bad. ;>)