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.
Experience exceptional mobility and durability with the Durastar Pneumatic / Flat Free Specialty Casters 100 Series. Featuring an 8" x 3" pneumatic tire, this caster is designed to provide smooth and stable movement even on uneven surfaces. Whether you're navigating through rough terrains or tight spaces, the pneumatic design ensures a comfortable ride, reducing strain and wear on your equipment.
Engineered to handle up to 250 lbs of load, this caster is built for reliability in industrial and medical applications, making it a perfect solution for carts, heavy-duty machinery, and equipment that requires high maneuverability. The 4" x 4-1/2" top plate ensures easy installation and compatibility with various mounting options, giving you flexibility for diverse operational needs.
Designed with performance and comfort in mind, this pneumatic caster offers superior control and smooth movement, whether in factories, hospitals, or warehouses. It’s the ideal choice for applications requiring low-impact movement and added shock absorption.
Upgrade your operations with the Durastar Pneumatic Rigid Caster. Its robust build, high load capacity, and smooth mobility make it the perfect solution for demanding environments. Invest in quality and dependability with Durastar Casters and improve your workflow efficiency.
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
Because of its size and weight, this item typically ships LTL freight on a pallet. Smaller add-on items may ship parcel. Freight cost is calculated by destination and shown before payment, or quoted for large orders.
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.
Enhance your mobility solutions with the Durastar Pneumatic Rigid Caster, designed for smooth, stable movement in industrial, medical, and heavy-duty applications. Featuring an 8" x 3" pneumatic tire and a 250 lb weight capacity, this caster is perfect for environments that demand durability, ease of use, and reliable performance.
The Durastar Pneumatic Rigid Caster is designed with durability and functionality in mind. The 8" x 3" pneumatic tire provides a balance of cushioning and strength, offering smooth operation while absorbing shocks and impacts. Whether you're using it on smooth floors or more rugged surfaces, this caster ensures optimal performance and reliability.
Constructed with high-quality materials, this caster is built to withstand the rigors of heavy-duty use without compromising its functionality. The 250 lb capacity ensures that it can handle substantial loads, making it an excellent choice for both industrial and medical applications.
With a top plate size of 4" x 4-1/2", the Durastar Pneumatic Rigid Caster is designed for easy installation and compatibility with most industrial equipment and carts. The versatile top plate ensures quick and hassle-free setup, so you can get your equipment moving in no time.
Designed to be durable and low-maintenance, the pneumatic tires offer long-lasting performance with minimal upkeep. The flat-free design eliminates the need for constant inflation, making it a more convenient option compared to traditional pneumatic tires. This makes the caster ideal for environments where regular maintenance is challenging or impractical.
Upgrade your operational efficiency with the Durastar Pneumatic Rigid Caster and experience the difference in performance, comfort, and durability. Whether you're handling industrial equipment, medical carts, or heavy machinery, this caster ensures smooth, stable movement, improving both safety and productivity.
This 8" x 3" Pneumatic Rigid Pneumatic Caster – 250 lb is rated to 250 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 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 Rigid caster. Rigid casters track straight for directional stability. 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 overall height (floor to top of plate or stem) is 9-3/4". 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).
$59.00
| Identification | |
| Brand | Durastar |
| Dimensions & Mounting | |
| Wheel Diameter | 8" |
| Wheel Tread Width | 3" |
| Overall Height | 9-3/4" |
| 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 | Rigid |
| Load & Performance | |
| Wheel Capacity | 250 lbs |
| Temp Range | -20°F to 180°F |
| Brake Type | No Brake |
| Materials & Finish | |
| Frame Material | Zinc Plated Steel |
8" x 3" Foam-Filled Polyurethane Swivel Flat-Free Caster – 275 lb | CasterHQ
8" x 3" · 275 lbs
$74
8" x 3" Foam Filled Rigid Flat Free Caster – 275 lb | CasterHQ
8" x 3" · 275 lbs · Direct fit
$101
8" x 3" Flat Free Swivel Pneumatic Caster – 275 lb | CasterHQ
8" x 3" · 275 lbs · Direct fit
$110
View all 8′ x 3′ 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 | |
|---|---|---|---|---|---|---|
| 250 lbs | 8" × 3" | Rigid | 9-3/4" | $59.00 | Viewing | |
| 275 lbsHeavier duty | 8" × 3"Polyurethane | Rigid | 9-3/4" | $101.00 | View → | |
| 275 lbsHeavier duty | 8" × 3"Polyurethane | Swivel | 9-3/4" | $74.00 | View → | |
| 275 lbsHeavier duty | 8" × 3" | Swivel | 9-3/4" | $110.00 | View → | |
| 2500 lbsHeavier duty | 8" × 3"Polyurethane | Rigid | 10-1/8" | $117.00 | View → |





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