Correct, mine is a Vickers 26VQ-14-A-1-C-20.
Max ratings 27 GPM, 3000 PSI, 2700 RPM, 62.5 HP, inlet vacuum 5" of Hg, inlet pressure 20 PSI, using SAE 10w.
I have not verified my PTO ratio yet, but apparently the max allowed operating engine RPM of 1800, puts to pump at it's max of 2700 RPM...