Product Details
Product Overview
This high-quality P-type plunger, OEM number 2418455402, is a critical component for diesel fuel injection systems in heavy-duty excavators and industrial engines. Designed for precision fuel metering and high-pressure delivery, this plunger ensures optimal engine performance and fuel efficiency. We supply to major markets including North America, Europe, Asia-Pacific, the Middle East, and South America, with fast shipping via DHL, FedEx, EMS, TNT, and UPS.
Key Features & Benefits
- Precision Engineering: Manufactured to original equipment specifications for exact fit and reliable performance.
- High-Pressure Durability: Withstands extreme operating pressures within the fuel injection pump for consistent fuel delivery.
- Wear-Resistant Material: Constructed from hardened alloy steel for extended service life and reduced downtime.
- Fuel Efficiency: Optimized plunger geometry ensures precise fuel atomization, improving combustion and reducing consumption.
- Rigorous Testing: Each unit undergoes pressure and leakage testing to guarantee quality before shipment.
Technical Specifications
| Specification | Details |
|---|---|
| Part Number | 2418455402 |
| OE Number | 2418455402 |
| Alternative Numbers | 2455402, 2445-402, 2455/402 |
| Type | P-Type Plunger |
| Application | Fuel Injection System |
| Condition | New |
| Size | Standard |
| Material | Hardened Alloy Steel |
| Quality | High-Quality |
| Warranty | 6 Months |
| Package Dimensions | 25 x 10 x 15 cm |
| Gross Weight | 0.200 kg |
OEM Cross-Reference
This plunger is a direct replacement for the following OEM and reference numbers:
- Primary OEM: 2418455402
- Alternate Numbers: 2455402, 2445-402, 2455/402
- Compatible Systems: Designed for P-Type fuel injection pumps used in various excavator and industrial diesel engines.
Compatibility
- Engine Applications: Suitable for diesel engines using P-Type fuel injection pumps, commonly found in excavators, loaders, and heavy machinery.
- Vehicle Models: Compatible with multiple car and equipment engine models requiring this specific plunger specification.
- Year Range: Fits engines produced from the early 2000s onward, depending on the specific pump configuration.
Global Supply & Distribution
- Worldwide Shipping: We ship to all continents via DHL, FedEx, EMS, TNT, and UPS.
- Major Markets: North America, Europe, Asia-Pacific, Middle East, Africa, and South America.
- Fast Delivery: Orders dispatched within 3-7 working days to major ports and industrial centers.
- Export Experience: Over 10 years of international trade, complying with all export regulations and customs requirements.
Quality Assurance
- Manufacturing Standards: Produced in ISO-certified facilities in Shandong, China, adhering to strict quality control protocols.
- Testing: Each plunger is tested for dimensional accuracy, surface finish, and pressure integrity.
- Warranty: 6-month warranty against manufacturing defects, with 24/7 customer support for any issues.
FAQ
Q1: How do I verify if this plunger fits my fuel injection pump?
A: Check your existing plunger for the OEM number 2418455402, 2455402, or 2445-402. Measure the diameter and length against your pump specifications. Our standard size matches most P-Type pumps. For non-standard applications, please contact our support team with your pump model.
Q2: What maintenance is required after installing a new plunger?
A: Ensure the fuel system is clean and free of contaminants before installation. After replacement, prime the fuel system and check for leaks. We recommend replacing the delivery valve and using clean, high-quality diesel fuel to maximize plunger life.
Q3: Can this plunger be used in high-altitude or extreme temperature conditions?
A: Yes, this plunger is designed for standard operating conditions. For extreme environments (above 3000m or below -20°C), we advise consulting with a fuel system specialist to ensure proper fuel calibration and potential adjustments to the injection timing.
Our advantages

1.An authorized wholesaler of Isuzu genuine parts, Hino genuine parts, Mitsubishi genuine parts and Mahle parts.
2. We are not only supply genuine parts, but also high quality OEM parts, which are made in China or made in Japan.
3. More than 10 years of experience in machinery parts, professional supply of diesel engine parts.
4. Fast delivery, the fastest can be shipped in one day ,more than 500,000 of different types parts in stock.
5. Scientific ERP system, easy and fast to locate the parts that customer needs.
6. Professional technician checks the parts before delivery, to make sure the parts are correct, usable and defect-free.
Exhibition

Packing&Shipping

1. Our shipment is by air/sea/express (DHL/FEDEX/TNT/UPS/EMS).
2. Once we get confirmation of payment, we will ship products in 2 days.
3. Our packaging is standard export wooden box or others as your requirement.
4. We’ll check and test the products before shipping , and givethe pictures to our customers to confirm.

FAQ
Q1. What is your company major products?
A: Our main products are Liner kit, Piston, Rings, Liner, Gasket kit, Bearing, Injection pump, Nozzle, Water pump, Oil pump,Crankshaft, Turbocharger,Filter, etc.
Q2.What is the MOQ?
A: Normally we can supply any quantity if we have in stock.
Q3. What is your payment term ?
A: We accept Western Union, T/T, Paypal.
Q4. What is the packing ?
A: Carton or wooden case , If you want to put your logo on the packing , We will do it after get your authorization letter.
Q5. When can you deliver products after payment ?
A: By Express ,usually might take 3-4 days ;By Air , Usually take 7-9 days ; By Sea ,usually take 1-2 months .
Q6. What can you do to complete order perfectly ?
A: In the beginning , We will communicate with clients in details to understand what they need .
Before packing , We will check the products and send photos to clients .After confirmation ,
We will packing products well to avoid damage . Once we get tracking number ,
We will send it to customer and keep contact in with clients .
FAQ
Common Product Inquiry Questions
How can I confirm this part matches my engine or injector model?
Send the OEM number, engine model, application, or clear product photos. We will help verify the suitable part before quotation.
Can I ask for packing, shipping, and delivery details together?
Yes. You can combine product confirmation, quantity, destination, packing request, and shipment method in one inquiry so the quotation is more complete.
Why is price not displayed on the page?
This catalog is built for B2B inquiry. Final pricing depends on the confirmed part number, quantity, stock situation, and shipping destination.
What information helps you quote faster?
Please include the OEM number, engine model, quantity, destination country, and any packing or shipping preference. This usually speeds up matching and quotation.
Inquiry Desk
Send Product Inquiry
Use this form to ask for fitment, MOQ, delivery time, packing, and shipping support for this product.
- Simple inquiry flow with direct sales follow-up.
- Send OEM number, quantity, or destination in the optional message if available.
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Quick Inquiry
OEM 2418455402 P-Type High-Pressure Plunger for Excavator Fuel Injection System
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Inquiry Desk
Send Inquiry
Quick contact for this product. OEM number is attached automatically.
- Simple inquiry flow with direct sales follow-up.
- Send OEM number, quantity, or destination in the optional message if available.
- Every submission is stored in WordPress and sent to your admin email.