In a message dated 1/23/2001 9:53:05 AM Eastern Standard Time, 
Patricia.Sauthoff@Colorado.EDU writes:
<< mine has come loose twice now in
 the last few weeks and i'd like to fix it correctly. >>
Patricia:
Use a drop of LocTite on the threads and torque it properly.  It should stay. 
 Not sure whether it has a lock washer, but lock washers are really useless, 
I understand.  According to one quality fastener manufacturer rep, lock 
washers are "not very effective, but you keep buying them and we will keep 
making them!"
--David C.
 
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