ZX200-5G Hydraulic Main Control Valve Assy for Hitachi Excavator Spare Parts YA00000703 Distribution Valve Assembly
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
Negotiable
Product Description
ZX200-5G Hydraulic Main Control Valve Assy for Hitachi Excavator Spare Parts YA00000703 Distribution Valve Assembly
ZX200-5G Hydraulic Main Control Valve Assy for Hitachi Excavator Spare Parts YA00000703 Distribution Valve Assembly
Product Overview
The control valve (also known as the main control valve or multi-valve block) is the central hydraulic control component in excavators. It consists of multiple parallel spools that precisely distribute high-pressure oil from the pump to actuators (e.g., hydraulic cylinders, motors) based on operational demands, enabling coordinated machine movements.
Specifications
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Working Principle
- Flow Distribution: Operator joystick or electronic signals shift valve spools, adjusting port openings to control oil flow rate and direction to each actuator.
- Pressure Regulation: Integrated pressure compensators and overload relief valves maintain stable flow under varying loads while preventing pressure spikes.
- Multi-circuit Coordination: Parallel spool design allows simultaneous operation of multiple actuators (e.g., boom lifting + arm retraction), with the system automatically splitting pump flow.
Product Images
| Parts on group VALVE;CONTROL (4/5): | ||||
| Pos. | Part No | Qty | Parts name | Comments |
| YA00000703 | [1] | VALVE;CONTROL (4/5) | This PART NO. consists of all parts shown in VALVE;CONTROL(1/5) to (5/5). | |
| 2 | +++++++ | [1] | HOUSING | |
| 5 | 976901 | [1] | CAP | |
| 6 | A811045 | [5] | O-RING | |
| 8 | 668112 | [1] | SPRING | |
| 9 | 791601 | [2] | FLANGE | |
| 12 | 792002 | [1] | POPPET | |
| 22 | 668007 | [1] | SPRING | |
| 24 | 791804 | [1] | POPPET | |
| 25 | 791805 | [1] | SPACER | |
| 26 | 971823 | [1] | O-RING | |
| 27 | 332924 | [2] | RING;BACK-UP | |
| 36 | 792006 | [1] | POPPET | |
| 38 | 791604 | [1] | SPRING | |
| 40 | 985098 | [1] | O-RING | |
| 41 | 4506406 | [6] | O-RING | |
| 51 | 791808 | [1] | SPRING | |
| 52 | 791809 | [1] | SEAT;SPRING | |
| 53 | +++++++ | [1] | SLEEVE | |
| 54 | +++++++ | [1] | POPPET | |
| 55 | +++++++ | [1] | SPOOL | |
| 56 | 4140436 | [1] | O-RING | |
| 57 | 4105067 | [1] | RING;BACK-UP | |
| 60 | 976704 | [1] | BODY | |
| 63 | +++++++ | [1] | SPOOL | |
| 67 | +++++++ | [1] | SPOOL | |
| 68 | +++++++ | [1] | SPOOL | |
| 69 | +++++++ | [1] | SPOOL | |
| 70 | +++++++ | [1] | SPOOL | |
| 77 | YA00011313 | [1] | VALVE;RELIEF | |
| 78 | 4358914 | [1] | VALVE;RELIEF | |
| 80 | 695007 | [3] | PLUG | |
| 82 | 459541 | [6] | BOLT;SOCKET | |
| 83 | 4720520 | [7] | BOLT;SOCKET | |
| 88 | 933226 | [1] | O-RING | |
| 90 | 667927 | [1] | PLUG | |
| 94 | 667931 | [1] | PLUG | |
| 96 | 4509180 | [1] | O-RING | |
| 113 | 668108 | [1] | PLUG | |
| 116 | 792003 | [1] | O-RING | |
| 117 | 4226446 | [1] | O-RING | |
Our Advantages
- Strong Part Number Database: If you can provide the right model and part number, we can supply the right product.
- Professional and Experienced Salesperson: Our founder has been in this field for more than 7 years, with rich experiences.
- Strict and Complete Company Rules: We will try our best to meet customer's delivery time. Before delivery, we must verify the part number or pictures of products one by one, to ensure customers receive high-quality and right-quantity goods.
- Good Management System: No matter how big or small the order, as long as customers place the order, we will provide exporting service free of charge.
- Good Service Attitude: If the customer has any questions about the product, we will help solve the problem immediately. As long as customers' requirements are reasonable, we will endeavor to make them satisfied.
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Company
GZ Yuexiang Engineering Machinery Co., Ltd.
Location
429-432, No. 268 Zhongshan Avenue East, Huangpu District, Guangzhou,China
Contact Person
Dongdong Yao