Most in-stock items ship same or next business day. Shipping rates shown at checkout.
PRODUCT CODE: S-52K-4DB
Experience superior mobility with our Hamilton Standard Duty Kingpinless Swivel Caster. This top-of-the-line product is designed with a 4x2 inch Duralast Polyurethane on a robust Cast Iron Wheel. It comes equipped with 1/2-inch Sealed Precision Ball Bearings, ensuring smooth and efficient motion in any direction. Built to last, it's perfect for any heavy-duty moving needs.
| Specification | Value |
|---|---|
| Swivel or Rigid Caster | Swivel |
| Load Capacity (lbs.) @ 3 mph | 750 |
| Wheel Diameter (in.) | 4 |
| Wheel Face (in.) | 2 |
| Overall Height (in.) | 5.625 |
| Swivel Offset (in.) | 1.1875 |
| Mounting Plate (in.) | 4 x 4 1/2 |
| Bolt Hole 1 (in.) | 2 5/8 x 3 5/8 |
| Bolt Hole 2 (in.) | 3 x 3 |
| Mounting Bolt (in.) | 0.375 |
| Caster Color/Finish | Bright Zinc Plated |
| Wheel Type | Duralast |
| Wheel Color/Finish | Green Poly on Gray Center |
| Bearing Type | Precision Sealed Ball |
| Replacement Wheel | W-420-DB-1/2 |
| Wheel Material @ Tread | Polyurethane |
| Shipping Weight (lbs.) | 10 |
Transparent pricing
All pricing and quantity discounts are applied automatically. No promo codes required and no post-checkout price changes.
Upfront shipping costs
Shipping is calculated by order size and weight. Final shipping costs are shown before payment so there are no surprises.
Business-friendly ordering
We support bulk orders, repeat purchases, and fast quotes for larger or custom requirements.
Real support from product specialists
Need help confirming fit, compatibility, or application? Our team works directly with engineers, maintenance teams, and buyers every day.
Trusted by industrial and commercial customers
CasterHQ supplies casters and wheels for manufacturing, material handling, retail, and distribution environments nationwide.
When will my order ship?
In-stock items typically ship same or next business day. Weekend orders ship Monday or Tuesday unless stated otherwise.
Will shipping cost more at checkout?
Shipping is not free on most orders. Your final shipping cost is shown before payment.
Central & Southern U.S.: typically 1–2 business days
East & West Coasts: typically 2–3 business days
Remote areas may take longer.
Some custom products (select Made in USA casters, keyway wheels, drive wheels) are built after purchase and ship on a longer lead time. When applicable, the ship-time estimate is shown on the product page.
Contact us before ordering and we’ll confirm total landed cost upfront. Contact us.
This Hamilton Standard Duty Kingpinless Swivel Caster boasts of its robust construction. Designed with a 4x2 inch Duralast Polyurethane Wheel on a high-strength Cast Iron Wheel, it offers unmatched resistance to wear and tear.
Thanks to its kingpinless swivel design, this caster offers enhanced maneuverability in any direction, making it perfect for moving heavy loads in industrial environments. The 1/2-inch sealed precision ball bearings guarantee efficient and quiet rolling.
This Hamilton caster is not only easy to install, but also requires minimum maintenance. The bearings are sealed and do not require additional lubrication, reducing maintenance time and cost.
Load capacity of 750 lbs at 3 mph, Wheel diameter of 4 inches and wheel face of 2 inches, Overall height of 5.625 inches and swivel offset of 1.1875 inches. The mounting plate measures 4 x 4 1/2 inches, Bolt hole 1 is 2 5/8 x 3 5/8 inches and bolt hole 2 is 3 x 3 inches. The mounting bolt is 0.375 inches. Bright zinc plated finish with green poly on gray center wheel. Replacement wheel model is W-420-DB-1/2.
Hamilton, a trusted name in the caster wheel industry, manufactures this product, ensuring its reliability and long-lasting performance.
$153.00
Trusted by 100,000+ Industrial and Commercial Buyers | 98.7% on-time shipment rate
Designed for engineers, manufacturers, and material handling professionals
