In article <1944d04c-202d-42a3-b8e4-c5f3dc74dc65
@m3g2000hsc.googlegroups.com>, says...
> I have an old presto pressure cooker, 6 qt. stainless steel.
> ... I'm trying to get a new gasket.

Ask around, find the oldest hardware store in the most rural
setting you can find nearby. Take the gasket and pressure
cooker to them. It's never failed for me...

Henry