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.
Hamilton's Stainless Steel Spanner Bushings are expertly crafted to provide unparalleled durability and reliability for industrial wheels. With a 2" width and a 1/2" inside diameter, these bushings offer a precision fit, enhancing wheel performance and extending lifespan in even the most demanding environments.
Made from high-grade stainless steel, these spanner bushings resist corrosion and wear, ensuring smooth operation. The 2" width and 1/2" I.D. design is compatible with a wide range of wheel types, making them ideal for diverse industrial applications, from manufacturing to warehousing.
Whether you're upgrading your material handling equipment or customizing new installations, Hamilton's Spanner Bushings are the perfect choice. Their robust construction makes them suitable for various applications, ensuring your equipment operates at peak efficiency.
Choosing Hamilton means investing in quality and innovation. Our spanner bushings are not just components; they're a commitment to excellence. With Hamilton, you're choosing a partner dedicated to providing solutions that drive your business forward.
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
All tools + dedicated pages (best for sharing and EEAT). Open hub
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