Yale Electric Pallet Jack Caster Wheel Assembly - Heavy
ZZ-S150/YA708
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Compatibility
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Reference Diagrams
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Product Description
Heavy-duty aftermarket caster wheel assembly ZZ-S150/YA708 designed for Yale electric pallet jacks. Complete unit features 0.25 inch structural steel construction with pre-installed precision bearings and polyurethane spring block damping system. Direct replacement for Ross Design & Engineering S150/YA708 stabilizer caster applications in industrial material handling equipment.
Specifications
Material & Construction
| Frame Material | structural steel |
| Steel Thickness | plate construction |
| Damping System | Polyurethane spring block with integral damping |
| Bearings | Precision bearings pre-installed |
| Assembly Status | Complete pre-assembled unit, factory-ready |
Part Numbers & References
| Part Number | ZZ-S150/YA708 |
| Direct Replacement For | Ross Design & Engineering S150/YA708 |
| Cross-Reference Part Numbers | YL 524144489, S150/YA708, Ross Caster S150/YA708 |
Application
| Service Class | Industrial material handling equipment |
| Typical Lifespan | 2-4 years depending on usage frequency and environment |
Frequently Asked Questions
Q: What Yale electric pallet jack models does the ZZ-S150/YA708 stabilizer caster fit?
A: The ZZ-S150/YA708 is a direct aftermarket replacement for Ross S150/YA708 stabilizer caster applications. It is compatible with Yale electric walkie pallet jacks including MPW-series and MPB-series models. Verify your equipment uses the S150/YA708 or Ross caster specification before ordering to ensure proper fit.
Q: Is the ZZ-S150/YA708 pre-assembled or does it require assembly?
A: The ZZ-S150/YA708 arrives as a complete pre-assembled unit. Precision bearings and the polyurethane spring block damping system are factory-installed and ready for immediate service. No additional component assembly or bearing installation is required.
Q: What is the construction and material composition of the ZZ-S150/YA708?
A: The ZZ-S150/YA708 features heavy-duty structural steel frame construction with plate thickness. It includes factory-installed precision bearings and an integrated polyurethane spring block damping system engineered for shock absorption and stability in high-frequency material handling operations.
Q: How long does the polyurethane damping system last?
A: The polyurethane spring block is engineered for industrial duty and typically provides 2-4 years of reliable performance depending on usage frequency, load cycles, and warehouse environment. Inspect the damping system periodically during routine maintenance for signs of deformation or reduced damping effectiveness.
Q: Is the ZZ-S150/YA708 equivalent to the original Ross S150/YA708?
A: Yes. The ZZ-S150/YA708 is manufactured as a direct replacement for the Ross Design & Engineering S150/YA708 stabilizer caster. It maintains identical structural dimensions and mounting points for seamless retrofit into Yale electric walkie pallet jacks and compatible material handling equipment.
Q: What is the part number equivalent or cross-reference for this caster?
A: The ZZ-S150/YA708 cross-references to Yale part number YL 524144489 and is equivalent to Ross Caster S150/YA708. It may also be referenced as S150/YA708 in service manuals and parts catalogs.