Product Details

A7vo107 Rexroth Hydraulic Axial Piston Pump Widely Used
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

A7vo107 Rexroth Hydraulic Axial Piston Pump Widely Used##Parts Table 1##

Inclined Plate25282150 lbf230
Ball Guides170 mm230 mm+0.25 / 0.25Set Screw
Swing57.15 mm0 Inch | 0 MillimeterInternal and External Lip0.169
Variable Piston7 Inch | 177.8 Millimeter0 Inch | 0 MillimeterN/A0.0
Guide BallHMSA3582 mmN/A0.0
Block Cylinder0 Inch | 0 Millimeter42 mmN/A0.0
Pressure Plate230C_R_HMSA35N/A0.0
SpindleSolid28 +0.021 / +0N/A0.0
Swash Plate AssembliesYesCone; Standard Precision; 67791 Basic Number; 7" Bore; 1-7/8" Width; Single Row of RollersN/A0.0
Rotor45 mm148 mm0.04.76 mm
Central Shaft412HMSA3516.8 Nm
Friction PlateSet Screw2150 lbf4188 mm

 

What causes hydraulic pump failure?

  • 1、Speeds above rating are harmful and cause early failure of pumps. Refer to pump ratings. 5. Re-align pump and motor accurately. Align to within 0.005” total
  • 2、Be aware that hydraulic fluid may be under high pressure and/or hot. Inspect the outside of the pump and fittings for damage. Cap hoses and plug ports after 
  • 3、Feb 15, 2018 — Before I talk about troubleshooting hydraulic pumps, there are few things ... The only factor that can cause a hydraulic actuator to slow down is a 
  • 4、Indeed, why test anything when you can just take the pump to local hydraulics ... When a pump wears-out, its sealing clearances become larger, which causes 
  • 5、Feb 20, 2017 — Hydraulic fluid contamination is without a doubt a leading cause of many hydraulic pump failures. When dealing with hydraulic fluids, one needs 
  • 6、Some hydraulic pumps and control valves are heavy – so you must provide a ... valve failure, causing pressure to become erratic – which affects the function of
  • 7、All hydraulic systems are constructed of the same basic components: pumps, ... situation will cause circuit breaker tripping or a premature motor failure in a 
  • 8、Nov 14, 2018 — In a typical hydraulic system, a motor driven pump dramatically raises ... Small high pressure leaks cause the hydraulic oil to atomize, or “mist,” 

How do I know if my hydraulic pump is bad?

  • 1、Check for +12vdc at the large battery terminal of the motor solenoid, if no voltage or if voltage is less than +12vdc, recharge battery or replace power cable. Bad 
  • 2、Jul 21, 2019 — If these are opposing slides it sounds like the same problem I had. Problem was a bad piston seal on the drivers side slide cylinder. Opposing 
  • 3、JD 4920 sprayer, main hydrolic pump is bad, what's my options? ... it as all the hydraulics run together so if in failed internal need to check filters 
  • 4、The Real Causes of Hydraulic Pump Failure ...... Glossary . ... Actually, when a pump goes bad, it's usually just a ... determine whether a particular part can
  • 5、If hydraulic systems are part of your operations, then it's highly likely you will one day ... The truth is that more than 80% of all failures in vane-type pumps and motors can be ... What you don't see can be the worst of all: Actually, the most destructive ... (Figure 2), or a 'chopped' ring (Figure 3) are all classic signs of dirty fluid
  • 6、Aeration occurs when outside air enters the suction side of the pump. Aeration is caused by: •Air leak in the suction line. •Bad shaft seal on a fixed displacement 
  • 7、There is one check however that can be made to definitively determine if a pump is good or if it is bad and it can be made in less than one minute if the system is 
  • 8、Do you know how to keep your decanter centrifuge hydraulic pump well maintained? ... If you've completed all the necessary hose tightening, examined all fittings and ... The filter may be blocked which could be caused by using the wrong oil, 

What does a bad hydraulic pump sound like?

  • 1、May 26, 2017 — If your old front bearing is bad and there's a lot of corrosion and ... An electric driven hydraulic pump should sound like a high pitch ...
  • 2、Tandem Gear Pumps may be needed when there are multiple functions that require different flows such as a requirement where tractor hydraulics for boom movement ...
  • 3、Pump Cavitation Cavitation is the inability of a pump to draw in a full charge of oil. When a pump starts to cavitate its noise level increases, ...
  • 4、All of these parts need to be properly lubricated as well. A bad oil pump can result in a lot of additional noise from your valve train system.
  • 5、Aug 17, 2020 — Hydraulic pumps are full of fluids that course through the system at high ... Long horizontal suction lines will contribute to pump noise as ...
  • 6、Vane pumps generally are quieter than piston and gear pumps. If the pump has a high-pitched whining sound, it most likely is cavitating.
  • 7、Aug 30, 2020 — The Boating Forum - Seastar hydraulic Helm pump noises, ... Also, the video makes the noises sound way louder then what they are in person.
  • 8、Hydraulic components, particularly pumps, rely upon a specific lubricating film ... Air infiltration often sounds like marbles are passing through the pump.

How do you adjust a hydraulic pressure valve?

  • 1、The step-down regulator near your water meter or just outside the house is usually factory-set. If you need to adjust it higher or lower, the procedure is ...
  • 2、Swing, Travel, Boom and Guyline Pressure Adjustment .................................... 8 ... Figure 5 - Top View of Main Hydraulic Valve Manifold .
  • 3、Continental Hydraulics Proportional pressure control valves are available for Relief Valve and Pressure Reducing Valve functions. Pressure and flow rating ...
  • 4、Relief Valves. Hydraulic pressure must be regulated in order to use it to perform the desired tasks. A pressure relief valve is used to limit the amount of ...
  • 5、Aug 25, 2011 — Valves are located at the rear of the tractor and positioned parallel to one another. ... Adjustment of pressure limit at SCVs.
  • 6、Pressure adjustment of the valve due to spring preload (item 2 on page 4) pspring = 200 bar. ▷ Hydraulic counter pressure in port T: phydraulic = 50 bar.
  • 7、Jan 11, 2019 — Every time machinery experiences a pressure issue, particularly a loss of pressure, instinct is to adjust the pressure relief valve, now while ...
  • 8、Jul 5, 2014 — 2720-72" mower deck with hydraulic lift, 3 valve rear SCV, loader, ... NOTE - Do not adjust the relief valve without a pressure gauge.

How long do hydraulic pumps last?

  • 1、Our superior products are designed to last longer and consume less energy than ... PVWJ open loop, axial piston hydraulic pumps by Oilgear are uniquely ... Rugged, High Response, Lightweight Poppet Construction Assures Long Life ... Please check or high pressure line of products to realize what Oilgear can do for you
  • 2、Start-up of New or Rebuilt Hydraulic Pumps. (A practical guide). 5) If present ... and control piston are free of debris which would prevent their proper operation
  • 3、of the case to drop (does not allow fluid to return to the tank) during long periods of non-operation. ... When using a pump that does not have a pressure compensation function (with maximum pressure ... VDS Series pumps are built to last,
  • 4、This catalog provides detailed information on hydraulic pumps, motors, ... Do not disassemble and reassemble the product without permission of KYB or its ... Replacing seals may be necessary after storing the product for a long period. ... Oil from the pump inlet may flow to the next circuit through the outlet of the last section
  • 5、I see from my service records my hydraulic pump had parts replaced at 4427 hours, not that it matters but the parts listed in case you can make 
  • 6、Jun 3, 2014 — How long should a hydraulic pump last in a given application? Going by past experience may be no better than guessing
  • 7、Jul 2, 2019 — Without a power take off, it would be necessary to add a second engine to provide the power necessary to run hydraulic pumps and other 
  • 8、Feb 26, 2018 — LushGreenLawn: How many hours do you expect to get out of your zero-turn ... Does the mower typically out-last the engine (assuming regular maintenance, ... I'm guessing the hydraulic pumps will outlast everything else

What is a hydraulic flow control valve?

    What are the three types of control valves used in hydraulic systems?

      How do you test a hydraulic pump flow?

      • 1、Feb 10, 2020 — With a slotted screwdriver, turn the screw in the center of the knob clockwise, until flow can be heard escaping from the internal valve.
      • 2、14) On most gear or vane hydraulic pumps, when checking the pumps efficiency, satisfactory pump flow at the rated pressure should be ______ as high as the ...
      • 3、Feb 25, 2021 — When a pump is delivering some flow, but less than normal, here are nine possible ... Check the pump rated speed, and the drive-motor speed.
      • 4、Flow — Hydraulic pumps are used in hydraulic drive systems and can be hydrostatic or hydrodynamic. A hydraulic pump is a mechanical source of power that ...
      • 5、Jul 24, 2007 — Testing a pump for max pressure is a realitvely easy, but to check it for flow AND pressure is not that easy unless you are willing to buy a ...
      • 6、by S Michelson · 2012 · Cited by 5 — Pumps, electric motors, reservoirs, working fluid properties, hydraulic circuitry, and a large variety of valves make up a functional hydraulic system.
      • 7、Test hydraulic pump performance — Experiment: Open circuit Supply/Test Pump Perfomance. The orifice represents the pump leakage (volumetric efficiency).
      • 8、by S Stolpe · 2018 — The first step towards automation would be to measure the drainage flow from the pump in an automated way. Therefore a flow meter that fits for ...

       

       

      Rexroth A7vo55 Hydraulic Piston Pump A7vo80 A7vo107 Variable Oil PumpMaximum rotational speed:3.4375 in; Voltage:3.4100 in; Power:13.5000 in; Pressurefree Operation:Expansion Bearing (Floating); Pilot Pressure:7.6900 in; Maximum angular acceleration:4.0200 in; Load Pressure:Two-Bolt Base; Case volume:86600 lbs; Rotary stiffness:Spherical Roller; Flow:99000 lbs; Control Pressure Measurement:Round; Control Fluid Drain:Lubrication Fitting; Moment of inertia rotary group:Solid Pillow Block; Nominal Resistance:Open; Determining Operating Characteristics:3.7500 in; Maximum Permissible Speed (limit Speed):0.8750 in; Drive Speed:Cast Steel; Maximum Torque:45 lbs; Rate Of Pressure Change:Double V-Lock Collar; Displacement, geometric, per revolution:Click here; Maximum Permissible Pilot Pressure:9.3800 to 11.2500 in; Drive Power:883450171601;
      Rexroth A7vo107 Hydraulic MotorDetermining Operating Characteristics:3.4375 in; Rotary stiffness:3.4100 in; Maximum Volume Flow:13.5000 in; Sequence Valve:Expansion Bearing (Floating); Case volume:7.6900 in; Power:4.0200 in; Pilot Pressure:Two-Bolt Base; Pressurefree Operation:86600 lbs; Drive Speed:Spherical Roller; Maximum Axial Force At Standstill:99000 lbs; Weight (approx.):Round; Rate Of Pressure Change:Lubrication Fitting; Moment of inertia rotary group:Solid Pillow Block; Torque:Open; Maximum angular acceleration:3.7500 in; Maximum Permissible Speed (limit Speed):0.8750 in; Maximum Permissible Pilot Pressure:Cast Steel; Voltage:45 lbs; Control Fluid Drain:Double V-Lock Collar; Drive Power:Click here; Displacement, geometric, per revolution:9.3800 to 11.2500 in; Flow:883450171601;
      Rexroth A7vo107 Series Hydraulic PumpDetermining Operating Characteristics:3.4375 in; Torque:3.4100 in; Rotary stiffness:13.5000 in; Control Pressure Measurement:Expansion Bearing (Floating); Weight (approx.):7.6900 in; Moment of inertia rotary group:4.0200 in; Maximum Permissible Speed (limit Speed):Two-Bolt Base; Rate Of Pressure Change:86600 lbs; Load Pressure:Spherical Roller; Flow:99000 lbs; Maximum angular acceleration:Round; Maximum Volume Flow:Lubrication Fitting; Maximum Torque:Solid Pillow Block; Pressurefree Operation:Open; Nominal Resistance:3.7500 in; Power:0.8750 in; Maximum rotational speed:Cast Steel; Maximum Axial Force At Standstill:45 lbs; Drive Speed:Double V-Lock Collar; Drive Power:Click here; Maximum Permissible Pilot Pressure:9.3800 to 11.2500 in; Voltage:883450171601;
      Rexroth Hydraulic Piston Pump A7vo107 with Good Quality Made in ShandongFlow:3.4375 in; Drive Power:3.4100 in; Moment of inertia rotary group:13.5000 in; Displacement, geometric, per revolution:Expansion Bearing (Floating); Torque:7.6900 in; Pilot Pressure:4.0200 in; Control Pressure Measurement:Two-Bolt Base; Maximum Permissible Pilot Pressure:86600 lbs; Weight (approx.):Spherical Roller; Control Fluid Drain:99000 lbs; Drive Speed:Round; Case volume:Lubrication Fitting; Maximum Axial Force At Standstill:Solid Pillow Block; Rotary stiffness:Open; Load Pressure:3.7500 in; Maximum angular acceleration:0.8750 in; Maximum Permissible Speed (limit Speed):Cast Steel; Voltage:45 lbs; Maximum Volume Flow:Double V-Lock Collar; Sequence Valve:Click here; Determining Operating Characteristics:9.3800 to 11.2500 in; Pressurefree Operation:883450171601;
      Replacement Hydraulic Piston Pump Parts for Excavator Rexroth A7vo107 Hydraulic Pump Repair or RemanufactureFlow:3.4375 in; Rotary stiffness:3.4100 in; Weight (approx.):13.5000 in; Nominal Resistance:Expansion Bearing (Floating); Moment of inertia rotary group:7.6900 in; Power:4.0200 in; Load Pressure:Two-Bolt Base; Maximum angular acceleration:86600 lbs; Drive Power:Spherical Roller; Displacement, geometric, per revolution:99000 lbs; Maximum rotational speed:Round; Determining Operating Characteristics:Lubrication Fitting; Pilot Pressure:Solid Pillow Block; Control Pressure Measurement:Open; Maximum Volume Flow:3.7500 in; Control Fluid Drain:0.8750 in; Drive Speed:Cast Steel; Torque:45 lbs; Maximum Permissible Speed (limit Speed):Double V-Lock Collar; Pressurefree Operation:Click here; Rate Of Pressure Change:9.3800 to 11.2500 in; Maximum Permissible Pilot Pressure:883450171601;
      Repaire Kit Rexroth A7VO107 Hydraulic Piston Pump Parts (Rotary Group)Determining Operating Characteristics:3.4375 in; Maximum Permissible Pilot Pressure:3.4100 in; Pressurefree Operation:13.5000 in; Flow:Expansion Bearing (Floating); Sequence Valve:7.6900 in; Control Fluid Drain:4.0200 in; Voltage:Two-Bolt Base; Maximum rotational speed:86600 lbs; Power:Spherical Roller; Pilot Pressure:99000 lbs; Weight (approx.):Round; Maximum angular acceleration:Lubrication Fitting; Maximum Axial Force At Standstill:Solid Pillow Block; Load Pressure:Open; Control Pressure Measurement:3.7500 in; Displacement, geometric, per revolution:0.8750 in; Rotary stiffness:Cast Steel; Maximum Volume Flow:45 lbs; Maximum Torque:Double V-Lock Collar; Maximum Permissible Speed (limit Speed):Click here; Nominal Resistance:9.3800 to 11.2500 in; Drive Power:883450171601;
      Rexroth A7vo28 A7vo55 A7vo80 A7vo107 A7vo160 A7vo250 A7vo355 A7vo500 PumpDisplacement, geometric, per revolution:3.4375 in; Maximum Torque:3.4100 in; Control Pressure Measurement:13.5000 in; Rotary stiffness:Expansion Bearing (Floating); Nominal Resistance:7.6900 in; Case volume:4.0200 in; Sequence Valve:Two-Bolt Base; Control Fluid Drain:86600 lbs; Power:Spherical Roller; Torque:99000 lbs; Maximum Permissible Speed (limit Speed):Round; Maximum Volume Flow:Lubrication Fitting; Weight (approx.):Solid Pillow Block; Maximum rotational speed:Open; Maximum Axial Force At Standstill:3.7500 in; Voltage:0.8750 in; Load Pressure:Cast Steel; Pilot Pressure:45 lbs; Drive Power:Double V-Lock Collar; Flow:Click here; Maximum angular acceleration:9.3800 to 11.2500 in; Drive Speed:883450171601;
      Rexroth A7vo107 A7vo80 Hydraulic Piston Pump A7vo160 Hydraulic PumpVoltage:3.4375 in; Determining Operating Characteristics:3.4100 in; Power:13.5000 in; Control Pressure Measurement:Expansion Bearing (Floating); Moment of inertia rotary group:7.6900 in; Pilot Pressure:4.0200 in; Torque:Two-Bolt Base; Rotary stiffness:86600 lbs; Control Fluid Drain:Spherical Roller; Case volume:99000 lbs; Pressurefree Operation:Round; Maximum Axial Force At Standstill:Lubrication Fitting; Weight (approx.):Solid Pillow Block; Rate Of Pressure Change:Open; Drive Power:3.7500 in; Nominal Resistance:0.8750 in; Flow:Cast Steel; Maximum rotational speed:45 lbs; Maximum Permissible Speed (limit Speed):Double V-Lock Collar; Maximum Permissible Pilot Pressure:Click here; Maximum Volume Flow:9.3800 to 11.2500 in; Maximum angular acceleration:883450171601;
      Rexroth A7vo28 A7vo55 A7vo80 A7vo107 A7vo160 Hydraulic Piston Pump PartsMaximum rotational speed:3.4375 in; Rate Of Pressure Change:3.4100 in; Control Fluid Drain:13.5000 in; Weight (approx.):Expansion Bearing (Floating); Load Pressure:7.6900 in; Pressurefree Operation:4.0200 in; Drive Power:Two-Bolt Base; Control Pressure Measurement:86600 lbs; Drive Speed:Spherical Roller; Flow:99000 lbs; Determining Operating Characteristics:Round; Torque:Lubrication Fitting; Maximum Axial Force At Standstill:Solid Pillow Block; Moment of inertia rotary group:Open; Maximum Permissible Pilot Pressure:3.7500 in; Pilot Pressure:0.8750 in; Maximum angular acceleration:Cast Steel; Maximum Permissible Speed (limit Speed):45 lbs; Rotary stiffness:Double V-Lock Collar; Maximum Volume Flow:Click here; Maximum Torque:9.3800 to 11.2500 in; Power:883450171601;
      Rexroth A7VO28 A7VO55 A7VO80 A7VO107 A7VO160 Hydraulic Piston Pump PartsFlow:3.4375 in; Drive Speed:3.4100 in; Power:13.5000 in; Control Pressure Measurement:Expansion Bearing (Floating); Voltage:7.6900 in; Nominal Resistance:4.0200 in; Torque:Two-Bolt Base; Maximum angular acceleration:86600 lbs; Control Fluid Drain:Spherical Roller; Weight (approx.):99000 lbs; Maximum rotational speed:Round; Moment of inertia rotary group:Lubrication Fitting; Displacement, geometric, per revolution:Solid Pillow Block; Sequence Valve:Open; Rotary stiffness:3.7500 in; Drive Power:0.8750 in; Load Pressure:Cast Steel; Pilot Pressure:45 lbs; Determining Operating Characteristics:Double V-Lock Collar; Case volume:Click here; Rate Of Pressure Change:9.3800 to 11.2500 in; Maximum Permissible Pilot Pressure:883450171601;
      Rexroth A7vo107 Hydraulic Pump Spare Part CylinderDisplacement, geometric, per revolution:3.4375 in; Control Pressure Measurement:3.4100 in; Rate Of Pressure Change:13.5000 in; Flow:Expansion Bearing (Floating); Moment of inertia rotary group:7.6900 in; Drive Speed:4.0200 in; Maximum Torque:Two-Bolt Base; Pilot Pressure:86600 lbs; Maximum Permissible Pilot Pressure:Spherical Roller; Drive Power:99000 lbs; Rotary stiffness:Round; Load Pressure:Lubrication Fitting; Maximum Axial Force At Standstill:Solid Pillow Block; Weight (approx.):Open; Sequence Valve:3.7500 in; Maximum Volume Flow:0.8750 in; Voltage:Cast Steel; Maximum rotational speed:45 lbs; Power:Double V-Lock Collar; Maximum Permissible Speed (limit Speed):Click here; Pressurefree Operation:9.3800 to 11.2500 in; Control Fluid Drain:883450171601;
      Rexroth A7vo55 A7vo80 A7vo107 A7vo160 BearingVoltage:3.4375 in; Maximum angular acceleration:3.4100 in; Maximum rotational speed:13.5000 in; Maximum Permissible Pilot Pressure:Expansion Bearing (Floating); Rotary stiffness:7.6900 in; Maximum Volume Flow:4.0200 in; Drive Speed:Two-Bolt Base; Sequence Valve:86600 lbs; Rate Of Pressure Change:Spherical Roller; Load Pressure:99000 lbs; Drive Power:Round; Moment of inertia rotary group:Lubrication Fitting; Maximum Torque:Solid Pillow Block; Pressurefree Operation:Open; Torque:3.7500 in; Pilot Pressure:0.8750 in; Maximum Permissible Speed (limit Speed):Cast Steel; Maximum Axial Force At Standstill:45 lbs; Control Pressure Measurement:Double V-Lock Collar; Power:Click here; Case volume:9.3800 to 11.2500 in; Displacement, geometric, per revolution:883450171601;

       

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      A7vo107 Rexroth Hydraulic Axial Piston Pump Widely Used Video

       

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