Product Description
Precision ball bearing assembly for manual pallet jack wheel support. Compatible with standard load wheel and steer wheel assemblies used on manual pallet jacks. Constructed from high carbon alloy steel with double sealed raceways for extended service life.
Specifications
Material & Construction
| Bearing Material | High carbon alloy steel with precision ground raceways |
| Sealing | Double sealed construction for contaminant protection |
Frequently Asked Questions
Q: What material is the SY80743 bearing constructed from?
A: The SY80743 is constructed from high carbon alloy steel with precision ground raceways. Double sealed raceways provide contaminant protection and extend service life in standard manual pallet jack applications.
Q: Which pallet jack wheel positions is the SY80743 bearing compatible with?
A: This bearing assembly is compatible with both load wheel and steer wheel assemblies on manual pallet jacks from major OEM brands including Crown, Toyota, Raymond, and Yale. Verify bearing bore diameter and width match your specific wheel assembly before ordering.
Q: What is the typical service life of this bearing assembly?
A: High carbon alloy steel construction and double sealed design provide extended durability. Service life depends on load capacity, floor conditions, and maintenance frequency. Replace when you observe grinding noise, excessive play, or heat generation during wheel rotation.
Q: What symptoms indicate the SY80743 bearing needs replacement?
A: Common failure symptoms include grinding or squealing sounds during wheel rotation, visible side play in the wheel, or excessive heat at the bearing housing. These conditions indicate internal raceway degradation and require immediate replacement to prevent wheel failure and load instability.
Q: How do the double sealed raceways protect this bearing?
A: Double sealed construction on both bearing races creates a protective barrier against moisture, dust, and floor contaminants. This feature is critical for manual pallet jacks operating in wet environments, cold storage, or outdoor conditions where contamination accelerates bearing wear.
