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 Durastar Medium Heavy Duty S30 Series Swivel Caster is engineered to provide superior performance in demanding environments. Featuring a 4" x 2" solid blue polyurethane wheel, this caster is designed for high durability and excellent load-bearing capacity. With a weight capacity of 800 lbs, it is well-suited for industrial applications, warehouse use, and material handling equipment.
Built with a 4" x 4-1/2" stainless steel top plate, the S30 Series ensures longevity and resistance to corrosion, providing a reliable and long-lasting solution. The swivel design allows for smooth and efficient maneuverability, making it perfect for heavy-duty carts, trolleys, and equipment that require frequent movement in various directions.
Durastar’s commitment to quality and innovation makes this caster an excellent choice for environments that demand strength, reliability, and performance. Whether you're managing large inventories, moving heavy materials, or enhancing equipment mobility, the Durastar S30 Series caster is designed to meet your needs efficiently and effectively.
Choose the Durastar Medium Heavy Duty S30 Series Swivel Caster for exceptional strength, durability, and maneuverability. Shop now to enhance your equipment’s mobility and ensure smooth operations for your business.
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 Durastar Medium Heavy Duty S30 Series 4" x 2" Solid Blue Polyurethane Swivel Caster is designed to handle the toughest industrial applications with ease. Featuring a solid blue polyurethane wheel and a robust 4" x 4-1/2" stainless steel top plate, this caster offers exceptional durability, high load-bearing capacity, and reliable maneuverability. Capable of supporting up to 800 lbs, it's the ideal solution for high-demand environments such as warehouses, factories, and material handling operations.
The Durastar S30 Series caster is built to withstand even the harshest industrial environments. Its solid blue polyurethane wheel provides excellent shock absorption, reducing the wear and tear on both the caster and the surface it’s used on. The 800 lb weight capacity allows it to handle heavy-duty loads with ease, making it a top choice for industries where durability and strength are paramount.
Designed for continuous use, the stainless steel top plate resists rust and corrosion, even in high-moisture or chemically aggressive environments. This ensures that the caster will maintain its performance and appearance over time, reducing maintenance costs and improving the overall lifespan of your equipment.
Whether you're moving carts, trolleys, or heavy machinery, the Durastar S30 Series Swivel Caster offers superior maneuverability. The smooth rotation of the swivel caster allows for easy direction changes, ensuring fast and efficient movement in confined spaces. This not only improves productivity but also minimizes user fatigue, especially in high-traffic areas or applications requiring frequent directional adjustments.
The polyurethane material enhances floor protection by absorbing shocks and minimizing vibrations, making this caster an excellent choice for facilities where floor preservation is essential. The durable design also means fewer replacements and repairs, contributing to long-term cost savings for businesses.
Durastar is a trusted name in industrial mobility solutions, known for providing durable, high-performance products that meet the needs of businesses in various industries. With a focus on quality craftsmanship and innovative design, Durastar ensures that each product offers unmatched reliability and value.
The Durastar Medium Heavy Duty S30 Series Swivel Caster is an example of their commitment to excellence. Designed to provide optimal performance in heavy-duty environments, it’s a caster that businesses can count on to get the job done safely and efficiently.
Upgrade your operations with the Durastar Medium Heavy Duty S30 Series Swivel Caster. Whether you're upgrading your equipment or building new systems, this caster will deliver the durability and performance you need. Shop now and experience the difference in quality and efficiency.
This 4" x 2" Polyurethane Swivel Stainless Caster – 800 lb is rated to 800 lbs per caster. Size a set by dividing the total load by the number of casters, and for uneven floors assume 3 of 4 casters carry the load. Keep continuous-use loads within about 75-80% of the rating.
This caster runs a Polyurethane wheel with a 2" tread width. Polyurethane protects finished floors, rolls quietly, and resists most chemicals while carrying heavy loads.
This caster uses a top-plate mount with a 4" x 4-1/2" plate and a 2-5/8" x 3-3/8" slotted to 3" x 3" bolt pattern. Measure your existing mounting holes before ordering; if you are replacing casters, match the bolt pattern - most standard patterns interchange across brands.
This is a Swivel caster. Swivel casters rotate 360 degrees for full maneuverability. For most mobile equipment we recommend 2 swivel + 2 rigid, or 4 swivel with at least 2 brakes.
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 Polyurethane wheel performs best on smooth to semi-smooth floors including sealed concrete, tile, and epoxy. For non-marking or clean-environment needs, ask us about matching tread options.
The overall height (floor to top of plate or stem) is 5-5/8". Account for it when checking equipment clearance, dock height, and ergonomic working height.
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).
$52.00
| Identification | |
| Brand | Durastar |
| Dimensions & Mounting | |
| Wheel Diameter | 4" |
| Wheel Tread Width | 2" |
| Overall Height | 5-5/8" |
| Plate Size | 4" x 4-1/2" |
| Bolt Hole Pattern | 2-5/8" x 3-3/8" slotted to 3" x 3" |
| Mount Style | Plate |
| Rig Type | Swivel |
| Load & Performance | |
| Wheel Capacity | 800 lbs |
| Temp Range | -20°F to 180°F |
| Brake Type | No Brake |
| Materials & Finish | |
| Wheel Material | Polyurethane |
| Frame Material | Zinc Plated Steel |
4" x 2" Phenolic Swivel Caster 4-1/2" x 6-1/4" Plate – 800 lb | CasterHQ
4" x 2" · 800 lbs
$29
4" x 2" Phenolic Rigid Caster – 800 lb | 4" x 4-1/2" Top Plate | CasterHQ
4" x 2" · 800 lbs · Direct fit
$21
4" x 2" Phenolic Swivel Caster – 800 lb | 4" x 4-1/2" Top Plate | CasterHQ
4" x 2" · 800 lbs · Direct fit
$25
View all 4′ x 2′ casters & wheels →
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, all in-stock.
| Casters (in stock) | Load capacity | Wheel | Type | Overall height | Price | |
|---|---|---|---|---|---|---|
| 700 lbsLighter duty | 4" × 2"Polyurethane | — | 5-5/8" | $63.00 | View → | |
| 700 lbsLighter duty | 4" × 2"Cast Iron | Rigid | 5-5/8" | $48.00 | View → | |
| 800 lbs | 4" × 2"Polyurethane | Swivel | 5-5/8" | $52.00 | Viewing | |
Direct fit4" x 2" Phenolic Rigid Caster – 800 lb |
800 lbsSame capacity | 4" × 2"Phenolic | Rigid | 5-5/8" | $21.00 | View → |
Direct fit4" x 2" Phenolic Swivel Caster – 800 lb |
800 lbsSame capacity | 4" × 2"Phenolic | Swivel | 5-5/8" | $25.00 | View → |





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