Product Description
Crown CR 77084-40-A poly load wheel assembly for electric lift trucks, featuring precision ball bearings and Durarun 95A polyurethane tread, equivalent to CR077084, 077084, and Crown 077084. Engineered for demanding pallet jack service in industrial warehouse environments.
Specifications
Material & Construction
| Tread Material | Polyurethane compound ( series) |
| Wheel Core Material | High-tensile steel core with bonded polyurethane tread |
| Tread Hardness | Shore A 95 () |
Part Numbers
| OEM Part Number | CR 77084-40-A |
| Cross-Reference Part Numbers | Equivalent to CR077084, 077084, Crown 077084; May replace CR77084-040, CR77084-001, CR77084040, 77084040 |
Frequently Asked Questions
Q: What is included in the CR 77084-40-A assembly?
A: The CR 77084-40-A is a complete load wheel assembly featuring precision ball bearings pre-installed and bonded to a high-tensile steel core. The tread is Durarun 95A polyurethane, engineered for heavy-duty pallet jack and electric lift truck service.
Q: What equivalent and cross-reference part numbers exist for the CR 77084-40-A?
A: The CR 77084-40-A is equivalent to CR077084 and 077084. It may also replace CR77084-040, CR77084-001, CR77084040, and 77084040. Confirm part suffix compatibility with your Crown equipment specification sheet.
Q: Is the CR 77084-40-A suitable for demanding warehouse environments?
A: Yes. The CR 77084-40-A with 95A Durarun tread and bonded steel core is engineered specifically for demanding pallet jack service in industrial warehouse environments. The high-tensile steel core provides load capacity and durability under continuous operation.
Q: How does the -40-A designation differ from other CR 77084 variants?
A: The -40-A suffix indicates this is a complete assembly with factory-installed bearings and approved polyurethane formulation. The A designation represents design revision level or approved alternate. Always order by full part number to ensure correct bearing type and core specification.
Q: What maintenance or care extends the life of the CR 77084-40-A?
A: Regularly inspect for debris wrapped around the wheel hub and ensure the bearing spins freely without grinding noise. Clean the wheel tread to remove packed dirt or floor residue. Do not use on floors with oils or solvents that degrade polyurethane. Monitor for flat spots that indicate inadequate load distribution.