Product Description
BEARING assembly
Frequently Asked Questions
Q: What equipment does bearing assembly part 52797 fit?
A: Part 52797 is a bearing assembly for manual pallet jacks, pump assemblies, and hand pallet truck drive systems. It is compatible with standard manual pallet jacks from Crown, Yale, Raymond, and similar manufacturers. Confirm your equipment model before ordering.
Q: What are the bearing specifications and dimensions for part 52797?
A: Part 52797 is a ball or roller bearing assembly with standard OEM bore and outside diameter dimensions for pump shaft or wheel applications. Verify exact dimensions match your equipment by checking the bearing cavity or cross-referencing your lift truck serial number.
Q: How long does bearing assembly 52797 typically last?
A: Bearing lifespan depends on load, speed, lubrication, and operating conditions. Under normal manual pallet jack use, a bearing typically lasts 2 to 5 years. Replace when noise, resistance, or lateral play develops.
Q: What signs indicate bearing assembly 52797 needs replacement?
A: Common symptoms include grinding or squeaking noise during pump operation or wheel rotation, increased resistance or friction, excessive shaft play, or visible wear. Replace immediately if the bearing seizes or the pump fails to lift smoothly.
Q: Does bearing assembly 52797 require lubrication?
A: Yes. Most manual pallet jack bearings are pre-lubricated but benefit from periodic re-greasing during seasonal maintenance. Check the bearing seals and add grease as specified in your equipment manual. Over-greasing can cause drag and heat buildup.
