05-20-2015, 05:54 PM
If you have code 121/122/123 this tells you exactly which o-rings to use:
http://www.philcoradio.com/tech/drive.htm
The Danco o-rings can be ordered from Amazon if you don't have a local source.
http://www.philcoradio.com/tech/drive.htm
The Danco o-rings can be ordered from Amazon if you don't have a local source.