Product Description
This direct replacement load wheel assembly is engineered for Pallet Mule AA5500 manual pallet jacks. Features a solid nylon crowned tread, delivering superior durability and extended service life in high-cycle warehouse environments. Equipped with precision sealed bearings for low-friction, maintenance-free operation. Ideal for abrasive concrete floors and aggressive operating conditions. Compatible nylon, polyurethane, and alternative tread material versions are available.
Specifications
Material
| Wheel Material | Nylon polymer (molded) |
| Tread Material | Solid nylon, crowned |
| Hub Material | Molded nylon |
| Bearings | Precision sealed ball bearings |
Part Numbers
| Part Number | PU AA-2.875X4 PMWB-N |
| Cross-Reference Part Numbers | PU AA-2.875X4 PMWB-D (polyurethane variant), GWK-PUAA-LW (load wheel kit) |
| Compatible Equipment | Pallet Mule AA5500, AA5000 manual pallet jacks |
Performance
| Expected Service Life | 3-5 years in standard to heavy-duty warehouse operations |
| Optimal Use | Abrasive concrete floors, aggressive warehouse environments |
| Tread Advantages | Superior durability, compression set resistance, extended wear life versus polyurethane |
Frequently Asked Questions
Q: What are the key specifications of this load wheel assembly?
A: This wheel features a nominal and with solid nylon crowned tread bonded to a molded nylon hub. Precision sealed ball bearings provide low-friction operation. Dimensions and materials are specified for direct equipment compatibility with Pallet Mule AA5500 and AA5000 manual pallet jacks.
Q: Which Pallet Mule models does this wheel fit?
A: This load wheel is designed as a direct equipment replacement for Pallet Mule AA5500 manual pallet jacks and compatible AA5000 series models. Verify your equipment model designation before ordering to ensure proper fit and operation.
Q: What are the advantages of nylon tread versus polyurethane?
A: Nylon crowned tread offers superior durability and extended service life in high-cycle warehouse environments. Nylon resists compression set and maintains consistent performance under heavy loads and frequent use. Nylon is optimal for abrasive concrete floors and aggressive operating conditions. Polyurethane variants (such as the PMWB-D) provide better traction on smooth floors and non-marking properties.
Q: What is the expected lifespan of this nylon load wheel?
A: Nylon crowned tread typically delivers 3 to 5 years of service life in standard to heavy-duty warehouse operations. Lifespan depends on load frequency, floor abrasiveness, and equipment maintenance. Sealed bearings require no lubrication. Monitor for flat spots, hardening, or cracking as wear indicators for replacement timing.
Q: Are there compatible alternative tread materials available?
A: Yes. The PMWB-N uses molded solid nylon for maximum durability. The PMWB-D variant uses polyurethane for non-marking and superior traction on smooth floors. Both are dimensionally and bearing-compatible with AA5500 series equipment. Select based on your floor type and wear environment requirements.
Q: How should I maintain and store this load wheel?
A: Sealed bearings require no lubrication or maintenance. Store wheels in a cool, dry location away from direct sunlight and extreme temperatures. Before installation, inspect for cracks, flat spots, or deformation. Sealed bearing design ensures years of maintenance-free operation under proper warehouse conditions.
