Product Overview

This high-precision Diesel Fuel Injection Pump Plunger Element, model 131150-0920 / A797, is a critical component for maintaining optimal fuel delivery in heavy-duty diesel engines. Manufactured in Shandong, China, this part is engineered for global B2B distribution, serving major markets across North America, Europe, Southeast Asia, and the Middle East. Designed for use in excavator and industrial diesel fuel engines, it ensures reliable performance in demanding working conditions. With a 1-year warranty and professional testing, this plunger element is a direct replacement for OEM specifications.

Key Features & Benefits

• Precision Engineering: Crafted from high-speed steel for exceptional wear resistance and long service life, even under high-pressure injection cycles.
• 100% Professional Tested: Each unit undergoes rigorous quality control to guarantee precise fuel metering and injection timing.
• OEM Compatibility: Manufactured to meet or exceed original equipment specifications, ensuring a perfect fit and seamless integration.
• Global Logistics Ready: Compact and lightweight (0.030 kg) design allows for cost-effective international shipping via DHL, UPS, EMS, TNT, or FedEx.
• Low MOQ: Minimum order quantity of just 1 piece, ideal for both emergency replacements and bulk inventory stocking.

Technical Specifications

OEM Cross-Reference

This plunger element is a direct replacement for the following OEM part numbers:

• 131150-0920 (Primary OEM Number)
• A797 (Alternative Manufacturer Code)

Note: This part is designed to match OEM specifications. Please verify your existing part number against the list above before ordering.

Compatibility

This fuel injection pump plunger element is compatible with a wide range of diesel fuel engines used in excavators and heavy machinery. It is specifically designed for fuel injection systems requiring high-speed steel plungers. While primarily for industrial diesel engines, it is a common replacement for various engine models that utilize the 131150-0920 standard. Please confirm your engine model and fuel pump specifications to ensure fitment.

Global Supply & Distribution

We offer worldwide shipping to support B2B operations in all major industrial regions. Our logistics network ensures fast and reliable delivery:

• Major Markets Served: North America (USA, Canada, Mexico), Europe (Germany, UK, France, Netherlands), Asia-Pacific (Japan, South Korea, Australia), Middle East (UAE, Saudi Arabia), and Africa (South Africa, Nigeria).
• Shipping Partners: DHL, UPS, EMS, TNT, FedEx, and sea freight for bulk orders.
• Delivery Time: 3-7 working days for express shipping; sea freight times vary by destination port.
• Export Compliance: Fully experienced in international trade documentation and customs clearance.

Quality Assurance

We prioritize quality to ensure your equipment operates at peak efficiency:

• Manufacturing Standards: Produced in ISO-compliant facilities in Shandong, China, using precision grinding and heat treatment processes.
• Testing: Every plunger element undergoes 100% professional testing for dimensional accuracy, surface finish, and pressure resistance.
• Warranty: Backed by a 1-year warranty against manufacturing defects.

FAQ

1. How do I confirm this plunger element fits my fuel injection pump?

Check your existing pump’s plunger element for the part number stamped on it. The primary reference is 131150-0920 or A797. If your part matches either of these numbers, this component is a direct replacement. If you are unsure, measure the plunger diameter and length against the package size (7×2.5×2.5 cm) or consult your engine’s service manual.

2. What maintenance is recommended after installing a new plunger element?

After installation, ensure the fuel system is bled of air and the injection pump is properly timed. Use clean, high-quality diesel fuel and replace the fuel filter if it is due for service. We recommend checking the pump’s delivery pressure and spray pattern to verify proper operation. Regular fuel system maintenance (every 500-1000 hours) will extend the life of the plunger element.

3. Can this part be used in high-pressure common rail systems?

No, this plunger element is designed for traditional mechanical or unit injection fuel pumps, not for modern high-pressure common rail systems. It is suitable for diesel engines with in-line or rotary injection pumps. Please verify your fuel system type before purchasing to avoid compatibility issues.