Vickers Hydraulic Vane Pump V10/V20 (F &P) Series General Information The charts and diagrams below explain various configurations and designs for applications that for the present equipment. It explains model codes and what each number means in correlation to flanges, mountings, port settings, pressure settings, pressure settings and other information needed to give the best performance for your unit, so it can do its job. As there are numerous contrasts within each basic model series.  That is why it is so important to have your model numbers, part numbers and serial numbers of unit and the machine it comes off of.  That is why it is important to know all this information ahead of time so parts can be ordered, explanation of what is going on with your unit, when explaining it to a service supplier or repair shop. So if you have any further questions about any of the information we have provided, please call us at 662-871-8403. You can also email us at tupelohydraulics@gmail.com Tupelo Hydraulics Sales & Service is your service provider for all your Vane Hydraulic Pumps and Motors needs.