Product Description
Toyota caster wheel assembly, part number TO 00590-04780-71-A, features a polyurethane tread (95A Shore hardness), sealed ball bearings, and a precision-machined. Designed for compatibility with Toyota 7HBW30, 8HBW30, 6HBW30, 8HBE30, and 8HBE40 electric pallet trucks. Cross-references with multiple aftermarket part numbers.
Specifications
Material & Construction
| Tread Material | Polyurethane, 95A Shore hardness |
| Core Material | Machined steel core |
| Bearing Type | Sealed ball bearings |
Part Numbers & Compatibility
| Manufacturer Part Number | 0590-04780-71-A |
| Factory-Spec Part Number | 0590-04780-71 |
| Cross-Reference Part Numbers | 0590-04780-71-SG, TY0590-04780-71, TY0590-04780-71-AS, TO0590-04780-71, TO005900478071, TY005900478071, 005900478071 |
| Compatible Equipment | Toyota 6HBW30, 7HBW30, 8HBW30, 8HBE30, 8HBE40 electric pallet trucks |
Frequently Asked Questions
Q: What are the key specifications for the 0590-04780-71-A caster wheel?
A: This wheel features a polyurethane tread rated at 95A Shore hardness. The wheel is mounted on a machined steel core.
Q: Which Toyota electric pallet truck models are compatible with part number 0590-04780-71-A?
A: This caster wheel assembly is designed for Toyota 6HBW30, 7HBW30, 8HBW30, 8HBE30, and 8HBE40 series electric pallet trucks. Verify mounting and axle compatibility on your specific unit before ordering.
Q: What cross-reference and equivalent part numbers apply to 0590-04780-71-A?
A: Direct replacement cross-reference numbers include 0590-04780-71-SG, TY0590-04780-71, TY0590-04780-71-AS, TO0590-04780-71, and variations without hyphens (TO005900478071, TY005900478071, 005900478071). All variants are factory-spec compatible replacements.
Q: What is the expected service life of this polyurethane caster wheel?
A: Under normal warehouse conditions, the 95A Shore hardness polyurethane compound typically provides 12-24 months of service life depending on load, floor conditions, and hours of operation. Sealed bearings minimize maintenance requirements. Monitor for flat spots, noise, or lateral play as indicators of wear.
Q: How should this wheel be stored and maintained?
A: Store indoors in a dry environment away from direct sunlight and extreme temperatures. The sealed bearing design minimizes maintenance needs, but periodic inspection for debris and proper axle alignment ensures optimal performance. Replace when tread shows visible wear or when lateral play develops.
Q: Is this wheel suitable for wet or cold storage environments?
A: The 95A Shore hardness polyurethane provides adequate grip for dry to moderately damp floors. For heavy wet floor or cold storage below 20°F, consider consulting with your Toyota distributor about higher-durometer compound options. Sealed bearings protect against moisture but are not rated for submersion.
