Beijing Jinkda Co., Ltd. cases

Work pump 705-40-01020 D20A-7 Work pump 705-61-28010 D20A-6 Main clutch pump 07421-71401 D20A-6 Work pump 705-21-31020 D31P/PL/PLL-18-20 Transmission pump 113-15-00470 D31P/Q-/S17-18-20 Transmission pump 113-15-34800 D31A-17 Transmission pump 113-15-00270 D31A/P/Q-16 Gear Pump 705-52-21070 D41E-6 Main clutch pump 07437-71300 D50P-15 Tandem pump 07400-30200 D50A/P-16 Work pump 704-12-38100 D50A-16-17 Tandem pump 07400-40400 D50A/P-17 Transmission pump 07432-72203 D53A/P/S-16/17/D57S-1/D58E-1 Steer pump 07429-71203 D53A/P/S-16/17 Work pump 704-11-38100 D53A/P/S-16/17/D57S-1 Hydraulic Pump 07443-67100 D60S-3 Return pump 175-13-23500 D65A/E/P-8/D85A/E/P-18/D155A-1 Tandem pump 705-30-31203 D60A/E/P/PL-6 Work pump 07443-67503 D60A/E/P/PL-6/D65A/E/P/PLL-6 Work pump 07441-67503 D60A/E/P/PL-8/D65A/E/P/PLL-8 Steer pump 07430-72203 D65A/P/E/PLL-6-8/D85A-E/P-18 Tandem pump 07400-40500 D60A/P/E-8/D70-LE Work pump 705-11-36010 D61E-12 Power Pump 705-51-20640 D61E-12 Transmission pump 07432-71203 D65A/P/E/PLL-6-8/D85A-E/P-18 Return pump 14X-49-11600 D65P/EX/PX-12 Power pump 705-51-20370 D65P/EX/PX-12/D85ESS-2 Work pump 705-11-38010 D65P/EX/PX-12/D85ESS-2 Work pump 705-11-40010 D65P/EX/PX-12/D85ESS-2 P P C pump 705-41-01320 D65P/EX/PX-12 Work pump 07443-67103 D75S-2 Transmission pump 07432-72203 D75S-2 Work pump 07444-67504 D75S-3/5 Tandem pump 07400-30102 D75S-3/5 Work pump 07444-66101 D80A.P-12/D85A.P.E-12 Steer pump 07432-72101 D80A.P-12/D85A.P.E-12 Main clutch pump 07431-11100 D80A.P-12 Work pump 07444-66200 D85A.E.P-18/D80A.E.P-18 Work pump 07444-66103 D85A.E.P-18/D80A.E.P-18 Return pump 705-22-38050 D85EX-15 Transmission Pump 705-51-30660 D85EX-15 Transmission pump 07433-71103 D85A-12/D155A-1 Steer pump 07436-72203 D85A-18/D85A-21 Steer pump 07436-72904 D85A-21D Work pump 705-51-30190 D85A-21/D85E-21/D85A-21D Transmission pump 705-21-32051 D85A-21/D85E-21/D85A-21D Work pump 07446-66103 D155A-1 D155C-1 Work pump 07446-66200 D155A-2 Steer pump 07440-72202 D155A-1/2 D155C-1 Steer pump 07440-72903 D155C-1D Transmission pump 07433-71803 D155C-1D Transmission pump 705-55-34580 D155AX-5 Power pump 705-51-30290 D155A-3-5 Work pump 705-52-40160 D155A-5 Return pump 17A-49-11100 D155A-3-5 Gear Pump 705-52-30A00 D155AX-6 Transmission Pump 705-52-30920 D275A-5 Main Pump 705-52-30250 D275A-2 Work pump 07448-66107 D95S-2 Work pump 07448-66108 D355A-3 Work pump 07448-66200 D355A-5 Steer pump 07442-71102 D355A-3-5 D355C-3 Transmission pump 07438-72202 D355A-3-5 Work pump 07448-66500 D355A-3X Steer pump 07442-71802 D355A-3X Transmission pump 07438-72902 D355A-3X Work pump 705-52-40000 D375A-1 Work pump 705-52-40100 D375A-2 Return pump 195-49-34100 D375A-1-2-3 Transmission Pump 704-71-44002 D375A-1-2-3 Work pump 705-58-44050 D375A-5 Return pump 198-49-34100 D475A-3SC Transmission pump 704-71-44050 D475A-3SC Towing winch pump 07429-72903 D355C-3DA Towing winch pump 07429-72101 D65A-8 Towing winch pump 07436-66101 D355C-3 Towing winch pump 07437-72101 D155A-2

Beijing Jinkda Main Gear Pumps for different models:      

Name:Gear Pump Model:WA150-1/WA180-3/WA180PT-3 Part Number:705-51-20180 Weight:18KG  

An excavator's hydraulic system uses key components working in concert to generate power. The hydraulic pump converts engine mechanical energy into hydraulic energy, creating pressurized oil flow. Control valves regulate this flow, directing it to specific actuators. Hydraulic cylinders and motors then convert the hydraulic pressure into mechanical movement, powering the boom, arm, bucket, and other functions.   Key Components: Hydraulic Pump: Generates pressurized oil flow by converting engine mechanical energy into hydraulic energy. Control Valves: Direct and regulate hydraulic fluid flow, enabling operator control over movement direction and speed. Hydraulic Cylinders: Transform hydraulic pressure into linear (push/pull) motion to move the boom, arm, and bucket. Hydraulic Motors: Convert hydraulic pressure into rotary motion (where applicable, e.g., for tracks or swing). Hydraulic Fluid: Transmits power throughout the system, typically oil-based. Hoses and Connectors: Provide pathways for hydraulic fluid between components. Filters: Protect the system by removing contaminants from the hydraulic fluid.

Wheel loader is a common engineering transportation equipment. The seemingly complex equipment includes these main parts and supporting parts. Today, let’s take a look at the main components of a wheel loader. The main components of a wheel loader include engine, torque converter, gearbox, front and rear drive axles, referred to as four major parts. Common Components include 1. Engine The primary power source, usually a diesel engine, which drives the entire machine. 2. Transmission Transfers power from the engine to the wheels. Loaders may use mechanical, hydrostatic, or automatic transmission systems. 3. Chassis/Frame The main structural component that supports all other parts of the loader. 4. Bucket The front attachment used to scoop, lift, and move materials. Buckets can vary in size and shape depending on the application. 5. Boom/Loader Arms Hydraulic arms that raise and lower the bucket. They are connected to the chassis and driven by hydraulic cylinders. 6. Hydraulic System Powers the movement of the boom and bucket. Includes pumps, hoses, valves, and hydraulic cylinders. 7. Cab/Operator Station The area where the operator sits and controls the machine. It typically includes steering, pedals, levers, and a display panel. Modern cabs are enclosed and may have climate control. 8. Wheels or Tracks Loaders can be wheeled (common for mobility and speed) or tracked (better for rough or soft terrain). 9. Counterweight A weight added to the rear of the machine to balance the load in the bucket and maintain stability. 10. Axles and Steering System Axles support the wheels, while the steering system (articulated or conventional) allows for maneuverability.   Different types of wheel loaders have different parts and components, so when selecting parts, you should note the brand and model of the equipment.