ISO 9001:2015 Quality Manufacturing · ANSI ICWM Performance Tested
98.7% On-Time Ship Rate Across All Orders
200,000+ Orders Fulfilled for OEM & MRO Teams Nationwide
100+ Years of Combined Caster Industry Experience
Automatic Bulk Pricing | OEM & MRO Volume Discounts Applied at Checkout
Up to 350 lbs · Light Duty Applications
Up to 7,200 lbs · Industrial Duty
Up to 17,500 lbs · Heavy Industrial
Up to 40,000 lbs · Extreme Load Applications
Up to 40,000 lbs · Increased Maneuverability
Up to 3,100 lbs · Industrial Shock Absorbing
Up to 3,200 lbs - Corrosion Resistant
Stainless Steel
Up to 8,400 lbs.
Explore All Specialty Caster Applications
From Everyday Use to Niche Solutions
Plate dimensions shown are overall mounting plate size.
When replacing existing casters, select the closest plate size and verify bolt-hole compatibility.
BHP = Bolt Hole Pattern, shown under each plate.
The Hamilton 4" Poly-Tech NF Polyurethane Wheels are engineered for top-notch durability and performance. These wheels are designed to withstand the rigors of industrial environments while providing smooth and efficient mobility.
Featuring a non-marking polyurethane material, these wheels are ideal for use on sensitive floor surfaces. They offer excellent floor protection without compromising on mobility and strength.
Whether it's for industrial trolleys, shop floor equipment, or retail display units, the Hamilton 4" Poly-Tech NF Wheels are versatile enough to suit various applications, providing reliable performance across different settings.
These wheels are not only durable but also capable of supporting substantial weights, making them suitable for heavy-duty applications.
The Hamilton Poly-Tech NF Wheels are designed for easy installation, ensuring quick and hassle-free integration into your equipment or machinery.
Choosing the Hamilton 4" Poly-Tech NF Polyurethane Wheels means opting for a blend of quality, efficiency, and versatility. These wheels are a smart investment for enhancing the mobility and performance of your industrial equipment.
These calculators apply to any caster application—even if you’re browsing a different category. Use them to estimate load rating per caster, select wheel material, and estimate push/pull force. Expand any tool for full analysis + a share-ready spec line.
Engineering Tools Hub
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Load Calculator (dedicated)
Share this page when discussing load rating per caster. Open load tool
Wheel Diameter Calculator
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Failure Diagnosis Tool
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Designed for engineers, manufacturers, and material handling professionals