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Webster hydraulic pump (possibly 2 stage)
I believe it to be a 2 stage but I can NOT confirm. It has a 13 spline 7/8" shaft.
The Tank side port is 1 1/2". The pressure port is 1 1/4" and the second stage????port is 1".
The whole thing measures about 11 1/2" long including the shaft and the entire flange is about 7 " wide.
I wish I had more specific details but here are the numbers that I could read on the pump:
 
 
 
