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Home > Agricultural Machinery Parts > ODM 5525373 Lubricating oil pump (Cummins) Replacement for Euro 6 3.8 liter ISF/QSF engines Supplier, Factory
ODM 5525373 Lubricating oil pump (Cummins) Replacement for Euro 6 3.8 liter ISF/QSF engines Supplier, Factory
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ODM 5525373 Lubricating oil pump (Cummins) Replacement for Euro 6 3.8 liter ISF/QSF engines Supplier, Factory

ODM 5525373 Lubricating oil pump (Cummins) Replacement for Euro 6 3.8 liter ISF/QSF engines Supplier, Factory

5525373 Lubricating Oil Pump is an OEM-grade replacement part specifically designed for Cummins Euro 6 emission standard 3.8-liter ISF/QSF series diesel engines. Its core function is to deliver lubricating oil to critical friction components (pistons, crankshafts, camshafts, etc.), ensuring stable operation under demanding conditions such as heavy loads and dusty environments by reducing mechanical wear and aiding heat dissipation. As a compatible part for OEMs like Foton, it adopts identical structural standards to the original equipment, enabling direct replacement without modification. Balancing precision fitment and cost-effectiveness, it serves aftermarket maintenance and parts replacement scenarios across commercial vehicles, construction machinery, and agricultural equipment.

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Product Description

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Overview

5525373 Lubricating Oil Pump Replacement Part is positioned for “Precise Replacement, Stable Durability,” offering 100% compatibility with the oil circuit interfaces and pressure requirements of ISF3.8/QSF3.8 Euro 6 engines. It covers the core power range of 105-125kW. Featuring a gear-type forced oil supply structure with anti-wear components, the product delivers stable oil pressure output across temperatures from -40°C to 180°C, making it suitable for diverse applications including logistics transportation and mining operations. Each unit undergoes rigorous sealing and operational testing before shipment, backed by warranty coverage, establishing it as a reliable replacement choice for Cummins power equipment aftermarket needs.
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Specifications

Part Name Lubricating oil pump Part Number 5525373
Drive Mode Gear drive Replace Models 5588790, 5302892
Engine Mode Diesel engine Pump Type Oil pump
Compatible Brand Cummins Origin China
Compatible Engine Euro 6 3.8 liter ISF/QSF engines Unit Lubricating oil pump
Compatible Engine Model 6B5.9, F3.8 CM2350 F120B, F3.8 F102, ISF3.8 CM2220, ISF3.8 CM2220 AN, ISF3.8 CM2220 F103, ISF3.8 CM2220 F110, ISF3.8 CM2220 F116, ISF3.8 CM2220 F134B, ISF3.8 CM2220 IAN, ISF3.8 CM2350 F109, ISF4.5 CM2220 F123, QSX15 CM570

Applications

Commercial Vehicle Sector: 3.5-5 ton light trucks, 4.2-meter refrigerated transport vehicles, municipal specialty vehicles (garbage collection trucks, water sprinklers), suitable for high-frequency operations like urban delivery and cold chain transportation.

Construction Machinery Sector: 2-3 ton mini loaders, 6-8 ton mini excavators, 1.5 ton road rollers, suitable for dusty, high-load environments like building demolition and mining operations.

Agricultural Machinery Sector: 180-220 horsepower large tractors, self-propelled combine harvesters, adapted for temperature fluctuations and vibration conditions during field operations.
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Key Features

Precision Replacement Compatibility

Fully matches original equipment oil circuit layout and interface specifications for direct installation without modification.

Wear-Resistant Durable Design

Features high-hardness gears and sealing components. Suited for dusty, high-vibration construction machinery environments.

Cost-Effective Choice

Delivers performance close to OEM standards while balancing cost and reliability.

Rapid Support

24-hour customer service available for all technical inquiries.

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Compatible Models & Parts

Engines containing spare part 5525373
  • 6B5.9
  • F3.8 CM2350 F120B
  • F3.8 F102
  • ISF3.8 CM2220
  • ISF3.8 CM2220 AN
  • ISF3.8 CM2220 F103
  • ISF3.8 CM2220 F134B
  • ISF4.5 CM2220 F123
  • QSX15 CM570
Related Parts
5256541 Oil pan gasket 5338295 Oil seal 4938765 Oil seal
4980605 Pump gasket 5588790 Lubricating oil pump 5302892 Lubricating oil pump
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Frequently Asked Questions

1. Is this pump compatible with non-Euro 6 ISF3.8/QSF3.8 engines?
No. This pump is exclusively compatible with Cummins ISF3.8/QSF3.8 engines meeting Euro 6 emissions standards. Non-Euro 6 models feature differing fuel line pressures and interface dimensions. Forced replacement may cause lubrication failure or engine damage.
2. How can I quickly confirm if my equipment is compatible with part 5525373?
Check your engine nameplate for "Model ISF3.8/QSF3.8" and "Euro 6 emission standard" specifications. Alternatively, verify your equipment VIN through an authorized service station to match the original replacement part list.
3. What are the advantages of 5525373 over standard aftermarket pumps?
It offers 100% identical OEM structure for direct installation, 30%+ higher wear resistance due to high-hardness gears, and ensures full compliance with SCR systems to maintain Euro 6 emissions standards.
4. What safety protocols must be followed during installation?
Installation must be performed by certified professionals. Inspect the pump for damage before unpacking. Ensure all terminals are tightened to specified torque and perform a seal integrity test (maintain pressure for 5 minutes) post-installation.
5. Are there strict requirements for lubricant grades?
Yes. Only SAE 15W-40 diesel engine oil meeting API CJ-4 standards is supported. Mixing different grades or brands can disrupt the lubricating film, accelerate gear wear, and potentially cause pump failure.
6. What causes low oil pressure alarms after replacement?
Common causes include insufficient oil volume, a clogged inlet filter screen, a clogged oil filter, or a stuck pump pressure regulator valve. Check oil levels first, then inspect filters and seals for blockages or leaks.

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