Product Description
Toyota bearing assembly (SKU: 00591-05253-81) for manual pallet jack equipment. Radial roller bearing constructed from induction hardened alloy steel, designed for pallet jack pivot locations. Factory-filled with high-performance grease and fitted with stamped steel roller retainer. No compatible cross-reference part numbers available.
Specifications
Material & Construction
| Material Specification | Alloy steel, induction hardened raceways |
| Shell Hardness | Rockwell C45 minimum |
Mechanical Specifications
| Bearing Cage Construction | Stamped steel roller retainer |
Part Numbers
| OEM Part Number | 00591-05253-81 |
| Brand Reference | Toyota Material Handling |
Frequently Asked Questions
Q: What is the 00591-05253-81 and which manual pallet jacks use it?
A: The 00591-05253-81 is a Toyota OEM radial roller bearing assembly for manual pallet jack pivot and load-bearing locations. It is installed on Toyota pallet jacks and compatible with some Cross-brand models that use Toyota components. Confirm your equipment model before ordering.
Q: What material and hardness specification does this bearing have?
A: The 00591-05253-81 features induction-hardened alloy steel raceways with a minimum Rockwell hardness of C45. This hardening process increases wear resistance and load capacity compared to standard steel, extending service life in high-cycle pallet jack operations.
Q: What type of cage and grease does the 00591-05253-81 use?
A: The bearing uses a stamped steel roller retainer cage, which provides strength and durability in high-load applications. It arrives factory-filled with high-performance lithium complex grease suitable for manual handling equipment and does not require additional lubrication at installation.
Q: How do I replace the 00591-05253-81 bearing?
A: Remove the pivot bolt and slide the bearing assembly out from the pallet jack frame. Clean the bore thoroughly to remove any rust or contamination, then slide the new 00591-05253-81 bearing into place and reinstall the bolt. Do not reuse old bearings or attempt to clean and repack them.
Q: How long does the 00591-05253-81 bearing typically last?
A: With routine operation and normal maintenance, this bearing lasts 2 to 4 years. Service life shortens with heavy abuse, corrosive environments, or inadequate storage conditions. Replace immediately if you notice binding, grinding noise, or excessive play in the pivot.
Q: Can I relubricate the 00591-05253-81 bearing instead of replacing it?
A: Once the bearing begins to wear, relubrication does not restore performance. The stamped steel cage and hardened races cannot be cleaned or refurbished in the field. Replace the assembly complete; do not attempt to disassemble and repack it.