Weihuparts 312C Main Pump – Reliable Excavator Hydraulic Part

The Weihuparts 312C main pump delivers reliable hydraulic power essential for excavator operation. Designed for durability and efficiency, this pump supports smooth, high-performance work in diverse conditions.
INQUIRY
Product Information

Weihuparts proudly presents the 312C main pump, a vital component engineered to meet the demanding needs of excavator hydraulic systems. This main pump is designed to provide consistent and powerful hydraulic flow, ensuring your machinery operates smoothly and efficiently across various applications.

As a core hydraulic part, the 312C main pump plays a crucial role in controlling the movement and functions of excavators, including digging, lifting, and rotating. Manufactured with precision and high-quality materials, it guarantees long-lasting durability and stable performance, reducing downtime and maintenance costs.

At Weihuparts, we understand the importance of dependable excavator parts. Our 312C main pump undergoes stringent quality checks to meet international standards and withstand harsh working environments. Whether you use your excavator for routine tasks or demanding heavy-duty projects, this pump delivers the consistent power needed to keep operations running.

Backed by Weihuparts’ commitment to innovation and reliability, the 312C main pump benefits from advanced engineering and expert craftsmanship. Our dedicated R&D team continually refines the design to improve efficiency, energy conservation, and overall pump lifespan.

Choosing Weihuparts means partnering with a trusted global supplier focused on quality, cost-effectiveness, and timely delivery. We ensure that vital parts like the 312C main pump are always available, supporting your business continuity. Our knowledgeable technical support team is ready to assist you with installation guidance and after-sales services.

Invest in the Weihuparts 312C main pump and experience the difference of superior hydraulic performance for your excavator. With this pump, you can trust that your machine maintains optimal functionality, boosting productivity and project success every day.

Why Choose the Weihuparts 312C Main Pump?

  • High durability under tough conditions
  • Stable and efficient hydraulic power delivery
  • Strict quality assurance to meet industry standards
  • Supported by expert R&D and engineering teams
  • Competitive pricing with reliable availability
  • Global shipping with prompt delivery

Weihuparts is dedicated to transforming the excavator parts industry with innovation, quality, and customer-focused service. The 312C main pump is a testament to that mission, making it a smart choice for your excavator maintenance and upgrade needs.

Picture Show

  • 组 5
  • 312C Hydraulic Pump (6)
  • 312C Hydraulic Pump (4)

Frequently Asked Questions

Do you offer bulk purchasing options?

Yes, we offer competitive pricing for bulk orders. If you are interested in purchasing large quantities of parts, please contact our sales team to discuss your requirements and receive a customized quote.

What types of excavator parts do you offer?

Weihuparts provides a comprehensive range of excavator parts, including but not limited to buckets, hydraulic components, undercarriage parts, and engine components. Our goal is to be your one-stop solution for all excavator needs.

How can I place an order?

You can place an order through our user-friendly online platform or by contacting our sales team directly. Simply browse our catalog, select the parts you need, and follow the checkout process to complete your order.

Do you provide installation services for your parts?

While we do not offer installation services directly, we can recommend qualified professionals or resources to assist you with the installation of our parts. Our customer support team can provide guidance on finding local service providers.

If you have any other questions, please write email to us or call us , we will reply you as soon as possible.

Ask for Free Quote Now
Please enter your name not exceed 100 characters
The email format is not correct or exceed 100 characters, Please reenter!
Please enter a valid phone number!
Please enter your field_435 not exceed 150 characters
Please enter your content not exceed 3000 characters
Guangzhou Weihu Engineering Machinery Parts Co., Ltd
No. 165, Zhongshan Road East, Huangpu District, Guangzhou, Guangdong Province, China.
You may also like

CAT 980H Hydraulic Pump | Heavy-Duty Loader Replacement Part

The CAT 980H and 980G hydraulic pumps are engineered to provide optimal hydraulic power and durability for Caterpillar loaders. Built with premium materials and precision manufacturing, these pumps are ideal for OEM replacements and high-quality aftermarket upgrades. They ensure smooth hydraulic operation and reliable performance in demanding construction environments.

  • ✔️ Direct fit for CAT 980H and 980G loaders

  • ✔️ Available in OEM and aftermarket versions

  • ✔️ High-pressure, heavy-duty hydraulic performance

  • ✔️ Manufactured with high-strength alloys and quality seals

  • ✔️ Tested for durability and efficiency

  • ✔️ Fast global shipping and excellent customer support

  • 🛒 Order your CAT 980H & 980G Hydraulic Pump now!
    📞 Contact us for bulk orders, technical support, or custom requests.
    📦 Fast worldwide shipping | OEM & aftermarket options available
  •  

CAT 980H Hydraulic Pump | Heavy-Duty Loader Replacement Part

Yanmar 3TNV74F-SPFN Diesel Engine | 3-Cylinder, 1.5L Compact Power Unit

🔧 Yanmar 3TNV74F-SPFN Engine Product Overview

The Yanmar 3TNV74F-SPFN is a high-performance, low-emission, 3-cylinder, water-cooled diesel engine designed for small and medium-sized construction machinery, agricultural equipment, and generator sets. Its compact design and excellent fuel efficiency make it an ideal choice for a variety of applications.

✅ Core Technical Specifications

Displacement: 0.993 liters

Bore × Stroke: 74 mm × 77 mm

Maximum Power: 11.2 kW (approximately 15.1 HP) @ 2400 rpm

Compression Ratio: 23.1 (Effective Compression Ratio 21.3)

Fuel Type: Diesel

Combustion Method: Indirect Injection (IDI)

Intake Method: Naturally Aspirated

Cooling Method: Water-Cooled

Emission Standards: Meets EPA Tier 4 Final and EU Stage V standards

Weight: Approximately 103 kg

Mounting Method: Suitable for variable-speed and fixed-speed equipment

Yanmar 3TNV74F-SPFN Diesel Engine | 3-Cylinder, 1.5L Compact Power Unit

Caterpillar C13 Engine for Heavy-Duty Applications

Caterpillar C13 Engine – Detailed Product Description

Overview

The Caterpillar C13 engine is a heavy-duty diesel engine designed for high-performance applications in trucks, construction equipment, generators, and industrial machinery. Known for its reliability, durability, and powerful performance, the C13 is engineered to meet the toughest operational demands while maintaining fuel efficiency and long service life.

Whether you are replacing an old engine, upgrading your fleet, or building a new machine, the Caterpillar C13 delivers the power and consistency your operations require.

Caterpillar C13 Engine for Heavy-Duty Applications

High-Performance AP2D28A Hydraulic Pump | Compact Excavator Pump

The AP2D28A hydraulic pump is a compact axial piston pump commonly used in small and medium-sized excavators. Engineered for efficient performance and long service life, it’s ideal for use as a travel main pump in tight-space construction equipment. This model is compatible with a variety of OEM and replacement systems, providing a reliable solution for excavator maintenance or upgrades.

  • ✔️ Direct fit for many mini/mid-size excavators

  • ✔️ Compact axial piston design for efficient operation

  • ✔️ OEM and aftermarket versions available

  • ✔️ High-pressure performance and smooth fluid flow

  • ✔️ Long service life and reliable sealing

  • ✔️ Factory direct price and fast international shipping

  • 🛒 Order Your AP2D28A Hydraulic Pump Today – Quality Assured. Global Support.
    📞 Contact Us for stock availability, wholesale pricing, or compatibility check.
    🚚 Fast Global Shipping | OEM & Aftermarket Options | 24h Response

     

High-Performance AP2D28A Hydraulic Pump | Compact Excavator Pump
Tags
4JG1 engine parts
4JG1 engine parts
Excavator 6D107E-1 engine
Excavator 6D107E-1 engine
excavator hydraulic pump parts​
excavator hydraulic pump parts​
High performance K3V112DT DEKA pump
High performance K3V112DT DEKA pump
Contact customer service

Contact us

Hi,

If you are interested in our products/customized services or have any doubts, please be sure to let us know so that we can help you better.

×
Please enter your name not exceed 100 characters
The email format is not correct or exceed 100 characters, Please reenter!
Please enter a valid phone number!
Please enter your field_435 not exceed 150 characters
Please enter your content not exceed 3000 characters

Get a free quote

Hi,

If you are interested in our products/customized services or have any doubts, please be sure to let us know so that we can help you better.

×
Please enter your name not exceed 100 characters
The email format is not correct or exceed 100 characters, Please reenter!
Please enter a valid phone number!
Please enter your field_435 not exceed 150 characters
Please enter your content not exceed 3000 characters