Roy, McMaster-Carr http://www.mcmaster.com/ has self locking Threaded Inserts - their PN 90248A016 is 4-40 threaded ID and 6-32 threaded OD - 10 per package.
OTOH, Elecraft offers #5-40 taptite screws for those who have stripped the threads - free on request. 73, Don W3FPR > -----Original Message----- > > > I wonder if anyone has considered drilling out a hole in the middle side > screw location on the KPA-100 big enough to force in an > externally splined > insert that has a 4-40 internal thread. The external spline > would make the insert > grab the heat sink firmly so it would not turn with the screw. > Does anyone > know where such an insert could be found, and has anyone done this? Roy > Morris W4WFB > _______________________________________________ Elecraft mailing list Post to: [email protected] You must be a subscriber to post to the list. Subscriber Info (Addr. Change, sub, unsub etc.): http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/subscribers.htm Elecraft web page: http://www.elecraft.com

