Up to 350 lbs
Up to 7,000 lbs
Up to 16,000 lbs
Up to 40,000 lbs
Shock absorbing
Outdoor / rough terrain
View All Specialty Casters
Browse all specialty caster types
All measurements indicate the wheel diameter by the tread width.
The below capacity ranges indicate the working (dynamic) load that each caster will support. A safety factor should be included in your formula to determine your required load rating per caster.
W/(C-1)=R W is total weight needed to move. C is total number of casters required. R is ideal load rating, with safety factor built in. Divide the total load weight by one less caster than you will use to safely determine load rating.
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.
Custom made to order. All sales final.
Each Hamilton product is custom manufactured for your order and ships in about 4-6 weeks. Please confirm all specs before checkout, since made-to-order items aren't eligible for returns, exchanges or refunds. Need help? Call 844-439-4335 or email info@casterhq.com and we'll verify fit for you.
Free CAD files · no login, no email
STEP .step most common3D solid for SolidWorks, Inventor, Fusion 360, Creo, NXReference geometry. Free for design use; redistribution or resale prohibited.
The W-520-UYB-1/2 is a testament to Hamilton's excellence in industrial wheel design. This 5-inch diameter, 2-inch wide wheel features a solid polyurethane build, providing a balance of durability and performance. The 75D hardness rating ensures longevity and resistance to wear, tear, and chemicals, making it ideal for both industrial and commercial applications.
Equipped with a 1/2" sealed precision ball bearing and a 2 1/2" hub length, the Hamilton Unilast wheel guarantees smooth and efficient operations. Its precision engineering facilitates ease of movement and reliability in various environments, from warehouses to retail spaces.
Whether it's for replacement or new installations, the W-520-UYB-1/2 wheel is versatile and adaptable to a wide range of uses. Its robust construction and design ensure compatibility with different types of equipment, enhancing operational efficiency and mobility across various sectors.
Order processing
In stock. Orders placed before 12pm CT (Mon–Fri) typically ship the same or next business day from our Mansfield, TX warehouse.
Shipping method
Smaller orders ship parcel (UPS/FedEx Ground). Heavy or bulk quantities consolidate to LTL freight. The method and final cost are shown before payment, so there are no post-checkout adjustments.
Payment & procurement terms
New to CasterHQ? Open an account or request terms and send your resale or tax-exemption certificate before ordering so it is applied at checkout.
Volume pricing & quotes
Quantity discounts apply automatically — no codes needed. For large, recurring, or custom requirements, request a bulk quote and our team will confirm pricing, lead time, and total landed freight upfront.
Returns & warranty
Stock items carry a 30-day return policy in unused, resalable condition. Made-to-order and custom items are non-returnable once production starts. All products carry the manufacturer's warranty against defects.
Central & Southern U.S.: typically 1–2 business days
East & West Coasts: typically 2–3 business days
Remote areas and freight deliveries may take longer.
For pallet freight, scheduled releases, or blanket purchase orders, contact our team and we'll confirm total landed cost before you commit. Direct line: 844-439-4335.
The Hamilton Unilast Solid Polyurethane Wheel is a pinnacle of engineering excellence, designed to meet the rigorous demands of industrial and commercial environments. Its solid polyurethane construction, featuring a 5-inch diameter and 2-inch width, combines durability with performance. The wheel's 75D hardness rating is a testament to its ability to withstand heavy usage and resist wear, tear, and chemicals, making it a reliable choice for various applications.
Precision is at the heart of this wheel's design. It is equipped with a 1/2" sealed precision ball bearing, ensuring smooth operation and reducing maintenance needs. The 2 1/2" hub length not only provides a stable axis but also enhances its compatibility with a range of equipment, from hand trucks to heavy-duty industrial machinery.
The W-520-UYB-1/2 wheel shines in its versatility. Whether it's being used in a high-paced warehouse, a busy commercial space, or as a reliable component in manufacturing equipment, its robust construction ensures performance consistency. The non-marking nature of the polyurethane material also makes it suitable for environments where floor protection is crucial.
Installation and maintenance of the Hamilton Unilast wheel are straightforward, thanks to its user-friendly design. It's an ideal choice for those seeking to enhance their operational capacity with minimal downtime. The wheel's design ensures that it can be easily integrated into existing setups or used in new installations.
This Hamilton W-520-UYB-1/2 5" x 2" Polyurethane Solid Wheel – 3200 lb is rated to 900 lbs per wheel. Divide the total load across the number of wheels in your rig and keep working loads within about 75-80% of the rating for continuous use.
This is a Solid Polyurethane wheel. Polyurethane protects finished floors, rolls quietly, and resists most chemicals while carrying heavy loads.
5" diameter x 2" tread width. Verify your axle diameter and hub/bore length against your existing wheel before ordering.
Yes. Most wheels can be paired with a swivel or rigid rig to build a complete caster. Tell us your mount and load and we will spec the rig - request it on our bulk pricing page.
Rated for -50°F to 180°F. Operating outside the rated range can shorten wheel life and reduce capacity.
We accept purchase orders and offer Net 30 on approved accounts, ACH, and all major cards, plus tax-exempt ordering with a resale or exemption certificate. Volume discounts apply automatically; request a bulk quote for large or recurring orders. Stock items carry a 30-day return policy in unused condition (made-to-order items are non-returnable once production starts).
$68.00
| Identification | |
|---|---|
| Part Number / SKU | W-520-UYB-1-2 |
| Core | |
| Load Capacity | 900 lbs |
| Wheel Diameter | 5" |
| Wheel Width | 2" |
| Wheel | |
| Wheel Material | Solid Polyurethane |
| Wheel Core Material | Polyurethane |
| Wheel Color | Royal Blue |
| Hub Width | 2-1/2" |
| Bearing Type | Precision Sealed Ball Bearing |
| Construction | |
| Temperature Range | -50°F to 180°F |
| Unit Weight | 2 lbs |
| Compliance | |
| Buy American | Yes |
Free CAD files · no login, no email
STEP .step most common3D solid for SolidWorks, Inventor, Fusion 360, Creo, NXReference geometry. Free for design use; redistribution or resale prohibited.
Your selection is highlighted. Every option shares its wheel size and mount; a Direct fit tag means the same mounting plate — a drop-in replacement. Step up or down in load rating within the same duty class, all in stock.
| Casters (in stock) | Load capacity | Wheel | Type | Overall height | Price | |
|---|---|---|---|---|---|---|
| 800 lbsLighter duty | 5" × 2"Polyurethane | Swivel | 6-1/2" | $28.00 | View → | |
| 800 lbsLighter duty | 5" × 2"Polyurethane | Swivel | 6-1/2" | $51.00 | View → | |
| 900 lbs | 5" × 2"Solid Polyurethane | — | — | $68.00 | Viewing | |
| 900 lbsSame capacity | 5" × 2"Polyurethane | — | — | $30.00 | View → | |
| 900 lbsSame capacity | 5" × 2"Polyurethane | — | — | $62.00 | View → |





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