I do not stock parts for clocks but order them as I need them. I would recommend Timesavers (www.timesavers.com) as they have a wide variety of suspension springs beginning on page 89 of their catalog
Russell, Jauch has been out of business for quite a few years. There is a replacement movement by Hermle which requires a conversion kit. I would need to know what case model it is. If you don't know
Sanford, I do not quite understand what you mean by the works (movement) needs to be turned. Are you saying that it is out of beat when thre clock is hung level? In beat means that you hear a "tick.
I think you may mean Howard Miller. If Howard Miller Co has a web site I would try there. If not try the National Watch and Clock Museum. You have to have a manufactures production book to tell using
Dick, I am not sure about the beat adjustment on your particular movement, but a lot of these have what is called a slip verge. It could be that the verge was inadvertenly slipped when winding or bumping