Super A Hyd. Pump Seal

Dalex

Well-known Member
My '49 SA is leaking the Hyd. oil into the
crankcase.It has the Thompson pump, and looks like
CNH no longer handles the seal. Does anyone have a
seal # for this pump ? Thanks , Dale
 
Here's the breakdown of the Pesco pump. Hal
Item number 11 may need a speedi sleeve if it has a worn groove from the old seal. Hal
a158932.jpg
 
If you look close near the bottom of that parts breakdown. It will tell you Thompson is similar.
Hal
PS: Here's Thompson's toll free number.

1-800-767-7310
 
I just rebuilt my pump on my Super A. I bought an o-ring kit from CaseIH, but it didn't have the seal. Some pumps have an o-ring seal, but mine had the regular lip seal. I think I have the right invoice as I order a bunch of parts, but the number I have for the seal is 385038R91.
 
Ok guys ,The seal # for the Thompson pump is Timken 470954 or SKF 7443. Not an automotive seal , I got it @ a Bearings and Drives industrial supply. Only $3.25 ! Thanks to all for your info....
 

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