Product Description
BEARING assembly
Frequently Asked Questions
Q: Which pallet jacks is the SY40004 bearing assembly compatible with?
A: The SY40004 bearing assembly fits manual pallet jacks from Crown, Toyota, Raymond, and Yale. Verify the bearing bore diameter and shaft size match your equipment specifications before ordering, as incorrect fitment will cause misalignment and premature wear.
Q: What is the SY40004 bearing assembly used for?
A: This bearing assembly supports the load wheel shaft or pump coupling on manual pallet jacks. It reduces friction and enables smooth wheel rotation under full load. Worn or failed bearings cause rough operation, resistance to movement, or seized wheels.
Q: What material and specifications does the SY40004 have?
A: The SY40004 is a sealed or semi-sealed bearing assembly with a steel or cast iron housing. The internal bearing type (ball or roller) and clearances are engineered for the load and speed requirements of manual pallet jack load wheels. Verify bore diameter and mounting tabs against your manual.
Q: How often should I replace the SY40004 bearing assembly?
A: Bearing assembly lifespan depends on load frequency and environment. In typical warehouse use, expect 2 to 5 years of service. Replace immediately if you hear grinding noises, feel resistance when pushing, or the wheel does not spin freely. Wet or outdoor storage accelerates failure.
Q: Are there cross-reference part numbers for the SY40004?
A: The SY40004 is a standard bearing assembly for manual pallet jacks. Check your equipment manual for OEM cross-references. If you have the jack model and serial number, we can help verify the exact bearing type and suggest compatible replacements.
