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.

The Hamilton W-420-100-NYUB-1/2 wheel is engineered for precision and durability, featuring a 4" diameter x 2" face x 2 1/2" hub length. Its U-Grooved design is perfect for guiding on 1" track diameters, ensuring a smooth and controlled movement. Constructed with Nylast for superior wear resistance and loaded with a 1/2" precision ball bearing, it offers unmatched performance in industrial environments.
Ideal for applications requiring precise guidance and mobility, such as manufacturing lines, automated systems, and material handling solutions. The W-420-100-NYUB-1/2 wheel’s robust construction and engineering are tailored for heavy-duty use, providing reliable support and efficiency across various industrial settings.
Enhance your operational capabilities with the Hamilton U-Grooved Nylast Wheel. Its design ensures reduced downtime and maintenance, improving workflow and productivity. The precision ball bearing facilitates effortless motion, minimizing effort and maximizing performance. Experience a new level of mobility and reliability in your industrial processes.
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 U-Grooved Nylast Wheel, model W-420-100-NYUB-1/2, is a pinnacle of engineering designed to meet the demanding needs of industrial applications. Its unique combination of materials and design innovations provide a robust solution for guiding and supporting heavy loads with precision and reliability.
The Hamilton U-Grooved Nylast Wheel is versatile across numerous industries, including aerospace, automotive manufacturing, and logistics. Its robust design makes it suitable for environments requiring precise movement control, such as automated guided vehicles (AGVs), conveyor systems, and heavy-duty trolleys. This wheel stands out for its ability to enhance efficiency, reduce downtime, and provide a reliable solution for material handling challenges.
Choosing the Hamilton W-420-100-NYUB-1/2 U-Grooved Nylast Wheel means investing in a product that combines innovation with functionality. Its superior design and materials offer an unmatched blend of durability, efficiency, and precision, making it an essential component for any industrial mobility solution. Elevate your operational capabilities with Hamilton's trusted engineering.
This caster runs a Nylon wheel. Nylon resists chemicals and moisture and carries high loads, which suits washdown and wet environments.
Rated for -20°F to 180°F. Operating outside the rated range can reduce wheel life and load capacity, so match it to your environment (wash-down, freezer, oven-adjacent, etc.).
The Nylon wheel performs best on smooth, hard industrial floors. For non-marking or clean-environment needs, ask us about matching tread options.
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).
$226.00
| Identification | |
| Brand | Hamilton |
| Load & Performance | |
| Temp Range | -20°F to 180°F |
| Materials & Finish | |
| Wheel Material | Nylon |
| Frame Material | Zinc Plated Steel |
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