Product Description
3 1/4 X 6 1/2 EZ Poly Assembly
Specifications: 3.250 inch diameter x 6.500 inch width (3.250" x 6.500" | 3.25 x 6.5 wheel | 3-1/4 x 6-1/2 | 82.55mm x 165.10mm)
Specifications
Wheel Dimensions
| Material | Cushothane XL |
| Outside Diameter | 3.25 |
| Inside Diameter | 1.938 |
| Width Side to Side | 6.5 |
| Bore Depth | 1.43 |
| Hub Width | 6.5 |
| Bore Outside Diameter | 2.0467 |
Frequently Asked Questions
Q: What does SU S9141-EZ-A include, and how does it differ from SU S9141-EZ?
A: The SU S9141-EZ-A is a complete ready-to-install wheel assembly with sealed bearings and lube fittings pre-mounted. The SU S9141-EZ is the wheel core only. The -A suffix indicates a factory-assembled unit requiring no additional bearing or fastener installation on-site.
Q: When should I specify SU S9141-EZ-A instead of SU S9141-EZ?
A: Order SU S9141-EZ-A when you need High Traction performance in wet or cold storage and prefer a complete pre-assembled unit. This reduces on-site labor and assembly errors. Order SU S9141-EZ core-only if you have existing bearings and fasteners to reuse or if your equipment requires custom bearing installation.
Q: Are the bearings sealed on the SU S9141-EZ-A assembly?
A: Yes. The SU S9141-EZ-A arrives with factory-sealed bearings. Sealed bearings provide superior protection in wet and cold storage environments, reducing bearing contamination risk and maintenance intervals compared to open-grease designs.
Q: What is the operating temperature range for SU S9141-EZ-A?
A: The Cushothane XL High Traction compound used in SU S9141-EZ-A is rated for freezer and cold storage use down to approximately minus 4 degrees Fahrenheit. Standard polyurethane wheels may become brittle or lose traction below 32 degrees. Verify your facility temperature to confirm this wheel is appropriate.
Q: How do I diagnose bearing failure in a SU S9141-EZ-A assembly?
A: Listen for grinding or squealing noise when the wheel rolls. Feel for excessive play or wobbling when manually rocking the wheel side-to-side. If seals are visibly cracked or bearing races are pitted, replace the entire assembly. Do not attempt to repack sealed bearings in the field.
Q: Can the polyurethane tread on SU S9141-EZ-A be resurfaced or rebuilt?
A: No. The High Traction polyurethane is permanently bonded to the machined steel core. Grinding or resurfacing is not practical or recommended in field conditions. Once tread wear reaches 50 percent depth or flat spots develop, order a replacement SU S9141-EZ-A assembly.