High-Quality Cummins ISF2.8 Hydraulic Pump Pulley - Part Numbers: 5256953 / 5313910
Welcome to Guangzhou Pinxin Engine Co., Ltd., your trusted source for premium diesel engine parts. We specialize in providing top-notch components, including cylinder liners, pistons, engine blocks, crankshafts, injectors, and diesel pumps. Today, we are proud to feature our high-performance Cummins ISF2.8 Hydraulic Pump Pulley, with part numbers 5256953 and 5313910.

Product Overview
The Cummins ISF2.8 Hydraulic Pump Pulley is a crucial component in the hydraulic system of engines utilizing the Cummins ISF2.8 engine model. This pulley plays a vital role in transferring power from the engine's crankshaft to the hydraulic pump, enabling the pump to generate the necessary hydraulic pressure for various applications.
Product Applications
This hydraulic pump pulley is specifically designed for vehicles and machinery equipped with the Cummins ISF2.8 diesel engine. This engine is commonly found in:
Light-duty trucks: Often used for urban transportation, logistics, and delivery services. These trucks require reliable hydraulic power for braking systems, power steering, and other auxiliary functions.
Vans: Employed for passenger transport, cargo delivery, and various commercial purposes. Hydraulic systems in vans can power features like liftgates and specialized equipment.
Small buses: Utilized for public transportation and shuttle services. Hydraulic power is essential for braking, steering, and potentially door operation.
Light construction equipment: Such as mini excavators and skid-steer loaders, where hydraulic power is the primary source of operation for digging, lifting, and maneuvering.
For instance, a fleet of light-duty delivery trucks using the Cummins ISF2.8 engine relies on a properly functioning hydraulic pump pulley to ensure the power steering operates smoothly, contributing to driver safety and efficiency in busy urban environments. Similarly, in small construction sites, a mini excavator with this engine needs a reliable hydraulic pump pulley to power its digging arm and tracks, enabling efficient completion of tasks.
Why Choose Guangzhou Pinxin Engine Co., Ltd.?
At Guangzhou Pinxin Engine Co., Ltd., we are committed to providing our customers with high-quality diesel engine parts that meet stringent industry standards. Our Cummins ISF2.8 Hydraulic Pump Pulley is manufactured with precision and durability in mind, ensuring reliable performance and a long service life. We are a leading supplier of diesel engine components, including cylinder liners, pistons, engine blocks, crankshafts, injectors, and diesel pumps. Trust us for all your diesel engine part needs.
Frequently Asked Questions
Q: What is the function of a hydraulic pump pulley?A: The hydraulic pump pulley transmits rotational power from the engine's crankshaft to the hydraulic pump. This rotation drives the pump, which in turn generates hydraulic pressure to power various systems in the vehicle or machinery.
Q: How do I know if my hydraulic pump pulley needs replacement?A: Common signs of a failing hydraulic pump pulley include squealing noises, visible wear or damage (cracks, chips), and loss of hydraulic power in the connected systems.
Q: Are these hydraulic pump pulleys genuine Cummins parts?A: While Guangzhou Pinxin Engine Co., Ltd. offers high-quality aftermarket parts, we can also supply genuine Cummins parts upon request. Please contact our sales team for more information.
Troubleshooting and Maintenance Tips
Troubleshooting:Noise from the pulley area: Inspect the pulley for any signs of damage or misalignment. Check the belt tension as well.
Loss of hydraulic power: While the pulley might be the issue, also check the hydraulic pump itself and the fluid levels.
Maintenance Tips:Regularly inspect the hydraulic pump pulley for wear and tear.
Ensure the drive belt is in good condition and properly tensioned.
Follow the manufacturer's recommended maintenance schedule for your engine and hydraulic system.
Diesel Engine Parts Glossary (English, Chinese, Russian)
Turbocharger (涡轮增压器 - Turbonadduv): Installed in the exhaust system to increase engine power. Example: Komatsu PC200-8 Turbocharger
Fuel Injector (燃油喷射器 - Toplivnyy inzhektor): Located in the cylinder head to spray fuel into the combustion chamber. Example: Bosch for Deutz Engine Fuel Injector
Oil Filter (机油滤清器 - Maslyanyy filtr): Attached to the engine block to remove contaminants from the engine oil. Example: Fleetguard for Cummins Oil Filter
Air Filter (空气滤清器 - Vozdushnyy filtr): Situated in the air intake system to clean the air entering the engine. Example: Donaldson for Caterpillar Air Filter
Water Pump (水泵 - Vodyanoy nasos): Mounted on the engine to circulate coolant. Example: Perkins Engine Water Pump
Radiator (散热器 - Radiator): Typically located at the front of the vehicle to cool the engine coolant. Example: Volvo Truck Radiator
Starter Motor (起动机 - Starter): Bolted to the engine to initiate the engine's rotation. Example: Isuzu Engine Starter Motor
Alternator (交流发电机 - Generator peremennogo toka): Driven by the engine to generate electrical power for the vehicle. Example: Denso Alternator for Toyota
Exhaust Manifold (排气歧管 - Vypusknoy kollektor): Connected to the cylinder head to collect exhaust gases. Example: Scania Exhaust Manifold
Intake Manifold (进气歧管 - Vpusknoy kollektor): Attached to the cylinder head to distribute air to the cylinders. Example: Mercedes-Benz Intake Manifold