• Denison Variable Volume Pump Series 600/700/800
    Denison Variable Volume Pump Series 600/700/800
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    Denison Variable Volume Pump Series 600/700/800   To start putting this back together you will need to know things like, what rotation it takes, making sure you have the right shaft, etc. Making sure your parts are the correct ones you need. Or if you are reusing parts making sure they are within tolerances for…

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  • VG80 Directional Control Valves – Inlet/Mid/Outlet Sections
    VG80 Directional Control Valves – Inlet/Mid/Outlet Sections
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    VG80 Directional Control Valves – Inlet/Mid/Outlet Sections   Inlet/Mid/Outlet Section This sections come in high and low pressure ports. It has a relief valve port. The central relief valve is pilot worked with screws that adjust, SAE thread or split flange fittings are accessible on these ports. Down below gives examples of the codes for…

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  • VG80 Directional Control Valve
    VG80 Directional Control Valve
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    VG80 Directional Control Valve These types of valves are used for when the pressure is up to 3500 PSI, 240 bar goes up to 120 gpm, 455 lpm and 100 igpm.  They are a lot a like the VG20, they can sustain the same kind of diligence as far as operations go. It has a…

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  • P20 Single & Multiple Gear Hydraulic Pumps/Motors
    P20 Single & Multiple Gear Hydraulic Pumps/Motors
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    P20 Single & Multiple Gear Hydraulic Pumps/Motors   These small gear pumps pack a punch. They have a port end cover that is light weight, 1/2″ gear that is 6″ from the mounting flange. Has flows that can go up to 2.96 cir at 3000 PSI output to 3.94 cir that go up to 2500…

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  • Cummins After Market Hydraulic Parts
    Cummins After Market Hydraulic Parts
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    Cummins After Market Hydraulic Parts After market Cummins Hydraulic Parts is a subsidiary of Hydrostatic Transmission Service, LLC an after market Cummins hydraulic parts needs Company located in Tupelo, Mississippi. We specialize in the remanufacturing and marketing of new, used, surplus, and remanufactured Cummins Hydraulic rotating group parts such as Cummins pistons, Cummins cylinder blocks,…

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  • Bush Hog Aftermarket Hydraulic Parts
    Bush Hog Aftermarket Hydraulic Parts
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    Bush Hog After Market Hydraulic Parts   After market BUSH HOG Hydraulic Parts is a subsidiary of Hydrostatic Transmission Service, LLC an after market BUSH HOG hydraulic parts needs Company located in Tupelo, Mississippi. We specialize in the remanufacturing and marketing of new, used, surplus, and remanufactured BUSH HOG Hydraulic rotating group parts such as…

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  • Vickers CVCS/CVI Insert Spring Dimensions
    Vickers CVCS/CVI Insert Spring Dimensions
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    Vickers CVCS/CVI Insert Spring Dimensions You measure the spring with a micrometer. It tells the cracking pressure of the spring. And the chart tells which insert kit to use and the function. You can find the function stamped on the insert sleeve and it will give you a letter/number code to use. If your spring…

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  • Vickers CVCS/CVI Valve Covers & Inserts – Poppet Area Ratios
    Vickers CVCS/CVI Valve Covers & Inserts – Poppet Area Ratios
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    Vickers CVCS/CVI Valve Covers & Inserts – Poppet Area Ratios You can get the ratio by comparing are at the bottom of the poppet. This is an example, If the top of the poppet is double the size of the bottom, then it is a ratio of 1:2.  You have around three different ratios; 1:1,…

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  • John Deere 755B Crawler Track Frame Welding Methods
    John Deere 755B Crawler Track Frame Welding Methods
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    At our Hydrostatic Pump Repair Site, we offer many types of Hydrostatic Transmission Repair and information relating to Hydrostatic Parts Today we will discuss: John Deere 755B Crawler Track Frame Welding Procedures Before doing any welding, always remember to turn off the battery switch or battery ground strap before welding or you could damage the…

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  • Vickers Power Hydraulic Steering Pump VT 16/17-100
    Vickers Power Hydraulic Steering Pump VT 16/17-100
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    Vickers Power Hydraulic Steering Pump VT 16/17-100   These breakdowns on these units are shown in the diagrams below.  They show how the unit goes together. Tell what parts go where, tells what units take seal kit, orings, cartridge kits. Also it gives the controlled flow rate, relief settings, shaft and more. If you have…

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