Product Overview

This high-precision DPA pump liner (Part No. 7139-223) is a critical spare part designed for the reliable repair and maintenance of diesel fuel transfer pumps. Engineered for durability and exact fitment, it is an essential component for ensuring optimal fuel injection system performance. We supply this part globally to major markets including North America, Europe, the Middle East, and Asia-Pacific, supporting the maintenance needs of commercial fleets, heavy equipment operators, and diesel engine rebuilders worldwide.

Key Features & Benefits

• Premium Manufacturing: Produced from high-grade materials to ensure dimensional accuracy, wear resistance, and a long service life under demanding operating conditions.
• Direct OEM Replacement: Manufactured to meet or exceed original specifications, guaranteeing seamless integration and reliable performance as a direct replacement part.
• Enhanced Fuel System Integrity: Precisely engineered to maintain correct fuel pressure and flow within the DPA pump, contributing to efficient engine operation and reduced emissions.
• Cost-Effective Maintenance Solution: Provides a reliable alternative for pump overhaul, helping to minimize downtime and extend the operational life of your fuel injection equipment.
• Global Compliance Ready: Packaged for international trade, ensuring smooth customs clearance and delivery to industrial hubs and major ports globally.

Technical Specifications

OEM Cross-Reference

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

• 7139-223 (Primary Model Number)
• 7139223 (OE Number)

Compatibility

This pump liner is designed as a spare part for DPA-type fuel transfer pumps commonly used in a wide range of diesel engines. It is applicable for various diesel-powered machinery, including:

• Heavy-Duty Truck Engines
• Industrial Diesel Engines
• Construction and Agricultural Equipment
• Marine and Generator Set Engines utilizing DPA pump systems

Note: Always verify the specific pump model and engine application against the part number (7139-223) prior to purchase to ensure correct fitment.

Global Supply & Distribution

We are a professional B2B supplier with extensive experience in the global export of diesel engine components. Our logistics network ensures efficient delivery to key industrial regions:

• Worldwide Shipping: We ship to all major continents, including North America (USA, Canada, Mexico), Europe (UK, Germany, Netherlands, Poland), Asia-Pacific (Australia, Singapore, Japan), the Middle East (UAE, Saudi Arabia), and South America.
• Fast Delivery to Hubs: Prioritized shipping to major ports and logistical centers such as Rotterdam, Los Angeles, Singapore, and Dubai to minimize transit times for our international clients.
• Export Expertise: All documentation is prepared in accordance with international trade standards, and products are packed securely in export-ready neutral packaging to facilitate smooth customs processing.

Quality Assurance

Every pump liner is manufactured under strict quality control protocols to ensure it meets precise engineering specifications.

• Manufacturing Standards: Produced using advanced CNC machining and quality materials to guarantee dimensional accuracy and surface finish.
• Warranty: Backed by a 4-month warranty from the date of shipment, covering defects in material and workmanship.
• Testing & Inspection: Components undergo rigorous inspection for critical dimensions and tolerances to ensure they perform as intended within the fuel injection system.

FAQ

Q1: How do I confirm this liner (7139-223) is the correct part for my DPA pump?
A1: The surest method is to cross-reference the part number stamped on your original or worn-out pump liner. Match it directly with our part number 7139-223 or the OEM number 7139223. If the original part is unreadable, consult your pump’s service manual or contact us with your pump’s model number for verification.

Q2: What is the recommended procedure for installing this pump liner?
A2: Installation should be performed by a qualified technician familiar with fuel injection systems. The pump must be completely disassembled in a clean environment. The new liner should be installed according to the pump manufacturer’s torque specifications and alignment procedures. Always use new seals and gaskets during reassembly.

Q3: What is the lead time for orders shipping to [Europe/North America/etc.]?
A3: Lead times vary by destination and shipping method. For standard sea freight to major ports in Europe or North America, expect approximately 25-40 days door-to-door. We also offer expedited air freight options, which can reduce transit time to 5-10 business days. Please contact us with your location for a precise quote and timeline.