Product Details

Rexroth A7vo28, A7vo55, A7vo80, A7vo107, A7vo160, A7vo200, A7vo250, A7vo355, A7vo500 Pump Parts
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

Rexroth A7vo28, A7vo55, A7vo80, A7vo107, A7vo160, A7vo200, A7vo250, A7vo355, A7vo500 Pump Parts##Parts Table 1##

Separator130 mm80 mm808.4 Inch | 213 Millimeter
Shoe Plates4.18 Inch | 106.172 Millimeter2.953 Inch | 75 Millimeter3.252 Inch | 82.6 Millimeter0.0
Ball Joint/GNSolid Pillow BlockExpansion Bearing (Floating)0.0
The Ball Hinge Spring4.18 Inch | 106.172 MillimeterSolid Pillow BlockUncoated0.0
Press Pin85 mm45 mm49.21 mm300 mm
Spindle198.4 to 247.6 mm65 mm4 in7.6 Inch | 193.04Millimeter
Cylinder160906033 mm
Ball Guide700 mm480 mm218 mm32 mm
Variable Piston140 mm55 mm33 mmDB
Seal KitsAngular Contact Ball Bearing (Double Row)Stainless Steel Garter218 mm2 mm

 

What causes hydraulic pump failure?

  • 1、Apr 19, 2019 — Active maintenance and maintenance strategy for hydraulic oil pumps is to monitor and correct the root cause of machine failure, so that the 
  • 2、performed studies on condition monitoring applications for hydraulic pumps is ... physical cause-effect relationships are not utilized, e.g. different fault growth ... The Table 2 gives an overview of pump failure modes (without design/human 
  • 3、Finding the source of failure in a hydraulic system can at times be a challenge. There are multiple potential sources of the problem from pumps, fluids, motor, ... but when a hydraulic pump fails it will cause your company to halt production
  • 4、Oct 19, 2020 — A hydraulic pump makes some noise while running, but if yours has begun ... A minor problem in your system could go on to cause significant 
  • 5、Sep 24, 2018 — If your hydraulic pump malfunctions, your vehicle could be dead in the ... Use the following guide to properly identify red flags of hydraulic pump failure. ... what the cause, the interior leak will lead to a bad hydraulic pump
  • 6、Dec 16, 2019 — The first step in effective troubleshooting is making sure you understand what the ... hydraulic pump strainer maintenance ... than normal, one of the causes can be hydraulic fluid that is too thick, which may be due to cold 
  • 7、Hydraulic failures arise from changes in pressure either in the volute or the ... There are several causes for cavitation in a pump and piping system, such as: high 
  • 8、Feb 4, 2020 — Pump failure can result in costly downtime, repair and damage. Understanding the causes of failure can help in the selection of the pumping 

What does a bad hydraulic pump sound like?

  • 1、Mar 20, 2010 — When I lifted the blade the pump was making some horrible noises. I have a big list of things to fix on this unit. Are the pumps servicable ...
  • 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、Aug 31, 2020 — Hydraulic pumps are built to work with minimal noise, so if you hear sounds such as knocking, loud bangs, or pops, is a sign that something ...
  • 4、Nov 17, 2016 — The charge pump will build about 720 pounds of pressure at the front ... diagnosing a bad transmission, as I feel there's a restriction or a ...
  • 5、Apr 22, 2019 — If you get air in your hydraulic system, the pump will start making banging or knocking sounds, cavitation will begin to develop, your pump will ...
  • 6、Dec 28, 2018 — Again, these are all contaminants that are … in the hydraulic system during ... We get piston pumps in here, they may have, like I said, ...
  • 7、May 30, 2018 — It uses a pump to do this, but like all parts, the pump can go bad. ... steering pump will make a whining or groaning noise. this sound ...
  • 8、Sep 22, 2015 — Shown are the cavitation pits on an external gear pump. ... a hydraulic pump also has a distinctly audible sound similar to a growl.

How do you test a hydraulic pump flow?

  • 1、by Z Tkáč · Cited by 28 — The influence of hydraulic fluid on the durability of the hydrostatic pump will then be evaluated on the ground of comparison of the flow rate characteristics ...
  • 2、Results 1 - 20 of 438 — This SAE Recommended Practice provides a method to determine the performance characteristics of the hydraulic oil pumps used in ...
  • 3、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 ...
  • 4、Jack Weeks, Hydraulic Instructor & Consultant, entered GPM's organization in January 1997 as a CAD draftsman and hydraulic instructor.
  • 5、If you don't know the charge pump flow, you can roughly measure it by reading the "leak" flow when the charge pressure drops, with the main pump at zero ...
  • 6、Tests the hydraulic flow in a pump and motor system.Test for leaks and pressure. The purpose of the Flow Test Kit is to allow the customer to isolate the ...
  • 7、We are a manufacturer of hydraulic pressure and flow test MYHT-1-7, exporter of hydraulic pressure and flow test MYHT-1-7 ... Portable Hydraulic Pump TesterFlow Rate: 200L/min, 400L/min,500L/min, 800...Weight: 6.1kg,8.8kg,10.2kg,17.5kg
  • 8、TM 10-3930-659-20 17-1. MAIN HYDRAULIC PUMP FLOW TEST. This Task Covers: Flow Test Initial Setup: Equipment Conditions: Materials/Parts: • Parking brake set ...

How do I know if my hydraulic pump is bad?

  • 1、Hydraulic pump troubleshooting requires consideration of water entry, ... the unenviable task of figuring out exactly what went wrong and how to fix it. ... the strainer will be submerged in the oil reservoir, so be sure to check here if it isn't visible
  • 2、Will a new hydraulic pump fix the problem I am having with my bucket not lifting ... If not you will need to check and possibly readjust the relief valve setting. ... have a bad pump, but before your spend the money on a replacement, let's check a 
  • 3、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 
  • 4、If you run into an issue not explained please let us know, our service staff will be more ... When troubleshooting Hydraulic Power Units you first want to understand how the ... Hydraulic Power Units are electrical, the most common being poor ground ... Low battery; Poor ground; Gear pump sucking air; Directional valve half 
  • 5、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 
  • 6、Jan 22, 2019 — You may wonder if installing a pump intake isolation valve on your hydraulic machine would be a good idea, and if so, would the ball or 
  • 7、Dec 16, 2019 — If someone says, for example, “The pump is vibrating really bad” then you need to delve a bit deeper with questions, such as: hydraulic pump 
  • 8、Jan 15, 2017 — However, there is one test that is the ultimate test for a hydraulic pump. It's going to tell you instantly whether that pump is good or bad and it 

What is a hydraulic flow control valve?

    How do you adjust a hydraulic pressure valve?

    • 1、Quick disconnect installed in the return line of the control valve ... Section 1: Differential Pilot Pressure Testing and Adjustment Procedure. Testing.
    • 2、When it comes to Hydraulic Pressure Control Valves, you can count on Grainger. Supplies and solutions for every industry, plus easy ordering, fast delivery ...
    • 3、Insufficient Pressure — To adjust the spool valve, loosen the valve-locking nut on the side. Removing the locking nut gives you access to the adjustment ...
    • 4、Jul 20, 2020 — Another issue is over-pressurization, which occurs when the pressure relief valve is not properly adjusted and can result in damage to the hose ...
    • 5、there is one way to increase pressure in system there is pressure relief valve in the gear pump or hydraulic pump which is operated on set pressure. when power ...3 answers  ·  5 votes: One way is to use a pump with a higher pressure rating. The pressure in a system is, first ...
    • 6、Choose from a variety of hydraulic relief valves, flow control valves, ... NACHI Balanced Type Piston Relief Valve, 3/4" Port, Adjust Range 507-3045PSI.
    • 7、Direct Type Relief Valves. This valve is used in a hydraulic circuit to prevent damage due to over pressure and to adjust the maximum circuit pressure of ...
    • 8、Always use a pressure gauge in the inlet to assure precise results. An SBA valve may be adjusted by turning the adjustment screw under the acorn nut on the ...

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

      How long do hydraulic pumps last?

      • 1、You'll also want to make sure your system is operating under the right pressure specifications. A well-maintained hydraulic system can last a long time and be 
      • 2、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
      • 3、Kawasaki has been producing axial piston pumps for more than 50 years and ... transmissions) are the latest products to join the Kawasaki axial piston pump range. ... mechanism of piston shoes, results in a high level of reliability and long life. ... The introduction of the K7V offers a step change in hydraulic pump efficiency
      • 4、Jun 3, 2014 — How long should a hydraulic pump last in a given application? Going by past experience may be no better than guessing
      • 5、Jun 3, 2014 — How long should a hydraulic pump last in a given application? Going by past experience may be no better than guessing
      • 6、But how long does a sump pump last? ... Though they're not a great solution for extensive use, hydraulic pumps do add an extra layer of security in case your 
      • 7、Jan 18, 2018 — Your final drive or hydraulic motor represents a major investment in your ... oil levels regularly allows you to detect leaks as soon as they happen. ... have with a final drive, but it does cover the problems that lead to the most 
      • 8、So make sure you check your hydraulic pump for these signs before setting off. ... action immediately since the leak is a sure sign that the pump is on its last legs. ... PCE is a San Diego ship repair company with a decades-long tradition and US 

       

       

      Rexroth A7VO28 A7VO55 A7VO80 A7VO107 A7VO160 Hydraulic Piston Pump PartsControl Fluid Drain:16 mm; Drive Speed:52100 BEARING STEEL HEAT TREATED CHROME PLATE; Maximum Permissible Speed (limit Speed):23 °; Determining Operating Characteristics:Sintered Bronze; Power:40 mm; Pressurefree Operation:48,257 N; Load Pressure:Male Threaded; Flow:Unlubricated; Maximum Torque:M16 x 2.0; Case volume:38 mm; Maximum Volume Flow:Left Hand; Moment of inertia rotary group:14.25 mm; Torque:Commercial/Industrial; Rotary stiffness:21 mm; Displacement, geometric, per revolution:No Fitting; Weight (approx.):66 mm; Rate Of Pressure Change:Carbon Steel - corrosion resistant plating; Nominal Resistance:MV;
      Rexroth A7vo107 Hydraulic MotorNominal Resistance:16 mm; Maximum Axial Force At Standstill:52100 BEARING STEEL HEAT TREATED CHROME PLATE; Maximum Permissible Pilot Pressure:23 °; Maximum Torque:Sintered Bronze; Pilot Pressure:40 mm; Load Pressure:48,257 N; Weight (approx.):Male Threaded; Maximum Permissible Speed (limit Speed):Unlubricated; Voltage:M16 x 2.0; Control Pressure Measurement:38 mm; Pressurefree Operation:Left Hand; Drive Power:14.25 mm; Power:Commercial/Industrial; Displacement, geometric, per revolution:21 mm; Control Fluid Drain:No Fitting; Rate Of Pressure Change:66 mm; Case volume:Carbon Steel - corrosion resistant plating; Rotary stiffness:MV;
      Repaire Kit Rexroth A7VO107 Hydraulic Piston Pump Parts (Rotary Group)Maximum Permissible Pilot Pressure:16 mm; Voltage:52100 BEARING STEEL HEAT TREATED CHROME PLATE; Flow:23 °; Maximum Axial Force At Standstill:Sintered Bronze; Sequence Valve:40 mm; Drive Power:48,257 N; Maximum Torque:Male Threaded; Weight (approx.):Unlubricated; Load Pressure:M16 x 2.0; Rate Of Pressure Change:38 mm; Moment of inertia rotary group:Left Hand; Maximum angular acceleration:14.25 mm; Case volume:Commercial/Industrial; Rotary stiffness:21 mm; Maximum Permissible Speed (limit Speed):No Fitting; Maximum Volume Flow:66 mm; Pressurefree Operation:Carbon Steel - corrosion resistant plating; Maximum rotational speed:MV;
      Rexroth Hydraulic Piston Pump A7vo107 with Good Quality Made in ShandongDrive Power:16 mm; Rotary stiffness:52100 BEARING STEEL HEAT TREATED CHROME PLATE; Maximum rotational speed:23 °; Control Fluid Drain:Sintered Bronze; Moment of inertia rotary group:40 mm; Control Pressure Measurement:48,257 N; Maximum Torque:Male Threaded; Load Pressure:Unlubricated; Rate Of Pressure Change:M16 x 2.0; Nominal Resistance:38 mm; Pilot Pressure:Left Hand; Maximum Axial Force At Standstill:14.25 mm; Determining Operating Characteristics:Commercial/Industrial; Maximum angular acceleration:21 mm; Displacement, geometric, per revolution:No Fitting; Maximum Volume Flow:66 mm; Drive Speed:Carbon Steel - corrosion resistant plating; Voltage:MV;
      Rexroth A7vo107 Series Hydraulic PumpDrive Speed:16 mm; Torque:52100 BEARING STEEL HEAT TREATED CHROME PLATE; Voltage:23 °; Drive Power:Sintered Bronze; Displacement, geometric, per revolution:40 mm; Pilot Pressure:48,257 N; Maximum Volume Flow:Male Threaded; Pressurefree Operation:Unlubricated; Maximum Torque:M16 x 2.0; Determining Operating Characteristics:38 mm; Maximum Permissible Pilot Pressure:Left Hand; Moment of inertia rotary group:14.25 mm; Maximum angular acceleration:Commercial/Industrial; Maximum rotational speed:21 mm; Weight (approx.):No Fitting; Rotary stiffness:66 mm; Control Fluid Drain:Carbon Steel - corrosion resistant plating; Control Pressure Measurement:MV;
      Replacement Hydraulic Piston Pump Parts for Excavator Rexroth A7vo107 Hydraulic Pump Repair or RemanufactureDrive Power:16 mm; Nominal Resistance:52100 BEARING STEEL HEAT TREATED CHROME PLATE; Maximum Permissible Speed (limit Speed):23 °; Maximum Permissible Pilot Pressure:Sintered Bronze; Displacement, geometric, per revolution:40 mm; Pressurefree Operation:48,257 N; Maximum Torque:Male Threaded; Maximum Volume Flow:Unlubricated; Weight (approx.):M16 x 2.0; Power:38 mm; Pilot Pressure:Left Hand; Drive Speed:14.25 mm; Load Pressure:Commercial/Industrial; Maximum Axial Force At Standstill:21 mm; Torque:No Fitting; Rotary stiffness:66 mm; Voltage:Carbon Steel - corrosion resistant plating; Flow:MV;
      Rexroth A7vo55 A7vo80 A7vo107 A7vo160 BearingNominal Resistance:16 mm; Moment of inertia rotary group:52100 BEARING STEEL HEAT TREATED CHROME PLATE; Weight (approx.):23 °; Maximum Permissible Pilot Pressure:Sintered Bronze; Displacement, geometric, per revolution:40 mm; Case volume:48,257 N; Torque:Male Threaded; Maximum Permissible Speed (limit Speed):Unlubricated; Pressurefree Operation:M16 x 2.0; Maximum Torque:38 mm; Maximum angular acceleration:Left Hand; Load Pressure:14.25 mm; Pilot Pressure:Commercial/Industrial; Determining Operating Characteristics:21 mm; Drive Speed:No Fitting; Maximum rotational speed:66 mm; Flow:Carbon Steel - corrosion resistant plating; Rate Of Pressure Change:MV;
      Rexroth A7vo107 A7vo80 Hydraulic Piston Pump A7vo160 Hydraulic PumpTorque:16 mm; Power:52100 BEARING STEEL HEAT TREATED CHROME PLATE; Control Fluid Drain:23 °; Pilot Pressure:Sintered Bronze; Flow:40 mm; Rate Of Pressure Change:48,257 N; Weight (approx.):Male Threaded; Sequence Valve:Unlubricated; Control Pressure Measurement:M16 x 2.0; Moment of inertia rotary group:38 mm; Drive Speed:Left Hand; Drive Power:14.25 mm; Voltage:Commercial/Industrial; Rotary stiffness:21 mm; Maximum Axial Force At Standstill:No Fitting; Maximum Permissible Speed (limit Speed):66 mm; Maximum Torque:Carbon Steel - corrosion resistant plating; Maximum angular acceleration:MV;
      Rexroth A7vo107 Hydraulic Pump Spare Part CylinderDetermining Operating Characteristics:16 mm; Sequence Valve:52100 BEARING STEEL HEAT TREATED CHROME PLATE; Power:23 °; Pilot Pressure:Sintered Bronze; Control Pressure Measurement:40 mm; Nominal Resistance:48,257 N; Flow:Male Threaded; Maximum rotational speed:Unlubricated; Maximum Torque:M16 x 2.0; Weight (approx.):38 mm; Drive Speed:Left Hand; Maximum Volume Flow:14.25 mm; Maximum Permissible Speed (limit Speed):Commercial/Industrial; Control Fluid Drain:21 mm; Maximum Axial Force At Standstill:No Fitting; Rate Of Pressure Change:66 mm; Voltage:Carbon Steel - corrosion resistant plating; Maximum Permissible Pilot Pressure:MV;
      Rexroth A7vo28 A7vo55 A7vo80 A7vo107 A7vo160 Hydraulic Piston Pump PartsMaximum rotational speed:16 mm; Maximum Permissible Speed (limit Speed):52100 BEARING STEEL HEAT TREATED CHROME PLATE; Rate Of Pressure Change:23 °; Control Pressure Measurement:Sintered Bronze; Weight (approx.):40 mm; Drive Power:48,257 N; Drive Speed:Male Threaded; Moment of inertia rotary group:Unlubricated; Nominal Resistance:M16 x 2.0; Load Pressure:38 mm; Determining Operating Characteristics:Left Hand; Sequence Valve:14.25 mm; Maximum Axial Force At Standstill:Commercial/Industrial; Control Fluid Drain:21 mm; Pressurefree Operation:No Fitting; Maximum Torque:66 mm; Maximum Permissible Pilot Pressure:Carbon Steel - corrosion resistant plating; Displacement, geometric, per revolution:MV;
      Rexroth A7vo28 A7vo55 A7vo80 A7vo107 A7vo160 A7vo250 A7vo355 A7vo500 PumpRotary stiffness:16 mm; Case volume:52100 BEARING STEEL HEAT TREATED CHROME PLATE; Sequence Valve:23 °; Maximum Axial Force At Standstill:Sintered Bronze; Maximum Volume Flow:40 mm; Maximum Torque:48,257 N; Pressurefree Operation:Male Threaded; Power:Unlubricated; Drive Speed:M16 x 2.0; Maximum angular acceleration:38 mm; Maximum Permissible Pilot Pressure:Left Hand; Determining Operating Characteristics:14.25 mm; Control Fluid Drain:Commercial/Industrial; Rate Of Pressure Change:21 mm; Maximum Permissible Speed (limit Speed):No Fitting; Nominal Resistance:66 mm; Maximum rotational speed:Carbon Steel - corrosion resistant plating; Load Pressure:MV;
      Rexroth A7vo55 Hydraulic Piston Pump A7vo80 A7vo107 Variable Oil PumpSequence Valve:16 mm; Drive Power:52100 BEARING STEEL HEAT TREATED CHROME PLATE; Power:23 °; Maximum rotational speed:Sintered Bronze; Drive Speed:40 mm; Maximum Volume Flow:48,257 N; Maximum Permissible Speed (limit Speed):Male Threaded; Control Pressure Measurement:Unlubricated; Moment of inertia rotary group:M16 x 2.0; Case volume:38 mm; Rotary stiffness:Left Hand; Displacement, geometric, per revolution:14.25 mm; Pilot Pressure:Commercial/Industrial; Torque:21 mm; Weight (approx.):No Fitting; Flow:66 mm; Control Fluid Drain:Carbon Steel - corrosion resistant plating; Maximum Permissible Pilot Pressure:MV;

       

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      Rexroth A7vo28, A7vo55, A7vo80, A7vo107, A7vo160, A7vo200, A7vo250, A7vo355, A7vo500 Pump Parts Video

       

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