With pitted pins, the bushings are probably toast as well. Don't forget the Bushmaster. By re-bushing, it will allow you more leeway in your pin replacement. John Ross, Windsor, Nova Scotia On 16-Mar-10, at 5:42 PM, Mark Dierauf wrote: > I assume that you're speaking of front-rail pins? Can you use the > new WNG aluminum pins with their nylon bushings? according to their > instructions, the FR holes are first reamed out to .183" and then > the bushings are inserted and reamed out with a 1/8" bit to fit the > lower FR pin diameter, which is .128". > > - Mark > > Porritt, David wrote: >> >> I’m rebuilding a Baldwin R and on removing the corroded and pitted >> key pins, I discovered that the base of the guide rail pins are >> 0.177”. The top (swaged) part is a standard 0.146” but the part >> that is driven in the key frame is oversized. Of course no one has >> replacement pins like this so I’m going to have to make some >> modifications. >> >> Everything that I’ve thought of so far has looked like a major >> operation, and will leave lots of opportunity for errors. Has >> anyone run into this before? What did you do? >> >> dave >> >> >> _________________________ >> David M. Porritt, RPT >> 3024 County Road 2134 >> Caddo Mills, TX 75135 >> dporritt at smu.edu >> >> > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://ptg.org/pipermail/caut.php/attachments/20100316/eb0f5b9c/attachment.htm>
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