JWBB2547156A High‑Performance Integrated‑Shaft Bearing for Automotive Engine Water Pump

JWBB2547156A is an automotive water pump shaft bearing with one‑piece integrated shaft‑and‑rolling‑element construction. Factory pre‑greased and double‑lip sealed, it is engineered for continuous high‑speed rotation within engine cooling pump assemblies, suitable for aftermarket replacement and OEM pump production.

• Integrated shaft‑rolling‑element design simplifies pump assembly and minimizes mounting error
• Robust double‑lip seal blocks coolant, dust and external contaminants
• GCr15 bearing steel with precise heat‑treatment for fatigue resistance and long service life
• Pre‑filled high‑temperature grease for maintenance‑free normal operation
• Low‑noise smooth performance under belt‑driven continuous‑speed working condition

This bearing is widely used in:

• Passenger & commercial vehicle engine cooling water pumps
• Aftermarket water pump repair‑replacement service
• OEM water‑pump assembly manufacturing lines
• Heavy‑duty vehicle cooling system components

• 25+ years experience in industrial bearing manufacturing
• Exported to 50+ countries worldwide
• Rich experience in OEM & custom projects
• Strict quality inspection before shipment
• Fast response within 24 hours
• Stable supply for long‑term cooperation

• Raw material inspection
• Precision machining process
• Heat treatment control
• Noise‑and‑rotation performance testing
• Final inspection before delivery

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