Guangzhou Xingfan Precision Hydraulic Co., Ltd.
| Mounting Type | Bolt-On Flange Mount |
| Body Material | High-Strength Cast Iron |
| Payment Terms | T/T,L/C,Western Union |
| Delivery Time | 7-15 working days |
| Valve Type | Main Control Distributor Valve |
| Supply Ability | 100 Pieces per Month |
| Max Flow Rate | 500 L/min |
| Part Number | YA00031373 / UA36-204 |
| Max Pressure | 350 Bar |
| Weight | 180 kg |
| Excavator Model | Hitachi ZX870-3 |
| Number of Spools | 6-Spool Assembly |
| Packaging Details | Steel pallet with custom foam cushioning, export-grade wooden crate |
| Model Number | YA00031373 |
| Certification | ISO 9001:2015 |
| Place of Origin | Guangdong, China |
| Brand Name | YFM FK |
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Product Specification
| Mounting Type | Bolt-On Flange Mount | Body Material | High-Strength Cast Iron |
| Payment Terms | T/T,L/C,Western Union | Delivery Time | 7-15 working days |
| Valve Type | Main Control Distributor Valve | Supply Ability | 100 Pieces per Month |
| Max Flow Rate | 500 L/min | Part Number | YA00031373 / UA36-204 |
| Max Pressure | 350 Bar | Weight | 180 kg |
| Excavator Model | Hitachi ZX870-3 | Number of Spools | 6-Spool Assembly |
| Packaging Details | Steel pallet with custom foam cushioning, export-grade wooden crate | Model Number | YA00031373 |
| Certification | ISO 9001:2015 | Place of Origin | Guangdong, China |
| Brand Name | YFM FK | ||
| High Light | YA00031373 Excavator Control Valve ，UA36-204 Excavator Control Valve ，ZX870-3 hydraulic control valve assembly | ||
The YA00031373 / UA36-204 Main Control Valve is a precision-engineered multi-spool hydraulic distributor valve designed for the Hitachi ZX870-3 large crawler excavator. This control valve assembly regulates hydraulic oil flow to the boom, arm, bucket, swing, and travel circuits, delivering responsive and precise control under demanding job site conditions.
| Excavator Model | Hitachi ZX870-3 |
| Part Number | YA00031373 / UA36-204 |
| Valve Type | Main Control Distributor Valve (Multi-Spool) |
| Number of Spools | 6-Spool Assembly |
| Max Operating Pressure | 350 Bar (35 MPa) |
| Max Flow Rate | 500 L/min |
| Pilot Pressure | 35-42 Bar |
| Mounting Type | Bolt-On Flange Mount |
| Body Material | High-Strength Cast Iron |
| Seal Material | HNBR / PTFE |
| Net Weight | Approx. 180 kg |
Each control valve assembly is securely mounted on a reinforced steel pallet with custom-fit foam cushioning, enclosed in a moisture-proof export-grade wooden crate. All hydraulic ports are sealed with protective caps to prevent contamination during transit. Standard delivery within 7-15 working days after order confirmation.
ABOUT US
Guangzhou Xingfan Precision Oil Pressure Co., Ltd. focuses on the after-market hydraulic maintenance and replacement of construction machinery including excavator, rotary drilling rig, pile driver, concrete mixer, delivery pump truck, crane, harvester, and other equipment. Including hydraulic pump, traveling motor, rotary motor, distribution valve, multi-way valve, gear pump, operating handle, walking foot valve, etc.
Our manufacturing facility spans over 5,000 square meters and is equipped with advanced CNC machining centers, hydraulic test benches, and precision honing equipment. With an annual production capacity of 2,000+ hydraulic valve units, we serve excavator owners, rental fleets, and equipment dealers across Southeast Asia, the Middle East, South America, and Africa.
Q1: Is this an original equipment specification part?
A: This is a high-quality aftermarket replacement manufactured to OEM specifications. It matches all original hydraulic port connections, mounting dimensions, and performance parameters. For customers requiring original equipment parts, please contact us separately.
Q2: What is the warranty period?
A: We provide a 12-month warranty from the date of shipment, covering manufacturing defects under normal operating conditions. Warranty does not cover damage caused by improper installation, contaminated hydraulic oil, or operation beyond rated specifications.
Q3: Can you supply control valves for other excavator models?
A: Yes! Our engineering team can design and produce main control valves for most mainstream excavator brands. Please provide your excavator model and part number for a quotation.
Q4: What is the typical lead time for bulk orders?
A: Sample orders (1-2 units) ship within 7-15 working days. Bulk orders of 10+ units typically require 25-35 working days depending on the model and quantity. We will confirm the exact delivery schedule upon order confirmation.
Q5: Do you accept sample orders for testing?
A: Absolutely. We encourage customers to order a sample unit first to evaluate quality and fitment before placing a bulk order. Minimum order quantity for sample testing is 1 piece.
We offer competitive pricing, technical support, and fast worldwide shipping. For bulk orders, OEM service, or custom specifications, please contact our sales team today.
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2022.11.18
Total Annual:
5000000-10000000
Employee Number:
5~10
Ecer Certification：
Verified Supplier
Guangzhou Xingfan Precision Oil Pressure Co. , Ltd. focuses on the after-market hydraulic maintenance and replacement of construction machinery including excavator, rotary drilling rig, pile driver, concrete mixer, delivery pump truck, crane, harvester and other equipment . Including hydraulic p... Guangzhou Xingfan Precision Oil Pressure Co. , Ltd. focuses on the after-market hydraulic maintenance and replacement of construction machinery including excavator, rotary drilling rig, pile driver, concrete mixer, delivery pump truck, crane, harvester and other equipment . Including hydraulic p...
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