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8" Flat-Free Swivel Caster – 8" x 3" Foam-Filled Tire | 275 lbs Capacity, Shock-Absorbing, Non-Marking Wheel

Volume discounts applied at checkout
  • 50-99 units: 5% Off
  • 100-199 units: 10% Off
  • 200+ units: 15% Off
Status: In Stock
Shipping Truck

Most in-stock items ship same or next business day. Shipping rates shown at checkout.

PRODUCT CODE: 100CS830FF44BL-1CM-03

Product Overview
8" Flat-Free Swivel Caster – Foam-Filled Polyurethane Tire

Industrial 8" flat-free caster built for outdoor terrain and maintenance environments. Delivers pneumatic-style cushioning without air loss, punctures, or downtime.

Wheel: 8" Diameter
Capacity: 275 lbs per caster
Flat-Free (Foam Filled)
Swivel
Important Before Checkout:
  • Load rating: 275 lbs per caster
  • Brake not included unless selected in options
  • Designed for outdoor terrain and uneven surfaces
Engineering Features
  • Flat-Free Micro-Cellular Polyurethane Tire: Foam-filled construction eliminates punctures while maintaining shock absorption.
  • 275 lb Load Rating (Per Caster): Suitable for mobile carts, generators, and lawn & garden equipment.
  • Saw-Tooth Tread Pattern: Improves traction on grass, gravel, dirt, and uneven ground.
  • Wide Tread Face: Distributes load and reduces sink-in on soft terrain.
  • Precision Bearings: Smooth rolling with minimal maintenance.
Typical Applications
  • Hand trucks & equipment dollies
  • Outdoor mobile carts
  • Generators & pressure washers
  • Lawn & garden equipment
  • Maintenance and service platforms
Performance Notes

Flat-free polyurethane tires provide shock absorption similar to pneumatic wheels but are firmer under heavy static load. For constant high-load industrial use, consider stepping up to a higher-capacity configuration.

Technical Specs
Engineering Specifications – 8" Flat-Free Swivel Caster

Wheel Diameter

8 inches

Tread Width

3 inches

Wheel Construction

Flat-Free | Foam-Filled | Puncture-Proof Micro-Cellular Polyurethane

Load Capacity

275 lbs per caster

Overall Height (OAH)

9-3/4 inches

Swivel Radius

6-1/2 inches

Mounting Plate Size

4" × 4-1/2"

Wheel Color

Black

Swivel Assembly Part #

100CS830FF44B-03

Load rating is per caster under evenly distributed static load conditions. For dynamic loads, rough terrain, or threshold impacts, use an engineering safety factor.
Key Features
Engineering Features – 8" Flat-Free Swivel Caster
Flat-Free Micro-Cellular Polyurethane Tire

Foam-filled construction delivers pneumatic-style shock absorption without air loss, punctures, or downtime. Ideal for outdoor environments where debris and sharp objects are common.

275 lb Load Rating (Per Caster)

Supports up to 275 lbs per wheel under evenly distributed static load conditions. Suitable for mobile equipment, carts, generators, and maintenance platforms.

Wide 3" Non-Marking Tread

Broad tread face improves load distribution and traction across grass, gravel, dirt, and uneven terrain while reducing floor marking on finished surfaces.

Precision Sealed Ball Bearings

Maintenance-free ball bearings provide smooth rotation and reduced rolling resistance for improved maneuverability under load.

Heavy-Duty 4" × 4-1/2" Swivel Plate

Full 360° swivel rotation with stable mounting footprint. Designed for predictable steering and controlled movement of mobile equipment.

Ordering & Shipping Information

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.

  • Flat-rate shipping by order size. Final shipping cost shown before payment.
  • No post-checkout shipping adjustments or re-billing.
  • Most orders ship from our Texas headquarters near Dallas.

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.

Typical transit times after shipment

Central & Southern U.S.: typically 1–2 business days
East & West Coasts: typically 2–3 business days
Remote areas may take longer.

Made-to-order items (lead times)

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.

Need an exact freight quote for a large order?

Contact us before ordering and we’ll confirm total landed cost upfront. Contact us.

Additional Information
Frequently Asked Questions – 8" Flat-Free Swivel Caster
What is a flat-free caster wheel?
A flat-free caster uses micro-cellular polyurethane foam instead of air. It provides shock absorption similar to pneumatic tires but eliminates punctures, air loss, and downtime.
How much weight can this caster support?
This model is rated at 275 lbs per caster under evenly distributed static load conditions. For rough terrain or dynamic loading, apply an engineering safety factor.
Is this suitable for uneven terrain like gravel or grass?
Yes. The 8" diameter wheel and 3" wide tread improve load distribution and traction on grass, gravel, dirt, and similar outdoor surfaces. It is designed to handle small obstacles while maintaining stable rolling.
Does this caster come with a brake?
A brake is not included by default. A brake option may be selected from the product options menu when available.
Are the wheels non-marking?
Yes. The black polyurethane tread is non-marking and suitable for use on indoor surfaces such as concrete, tile, and sealed floors.
How is the caster mounted?
The caster features a 4" × 4-1/2" swivel mounting plate. The swivel assembly allows full 360° rotation for maneuverability. Confirm bolt pattern compatibility before purchase.
Do these casters require maintenance?
No routine lubrication is required. The sealed ball bearings are maintenance-free under normal operating conditions.
What applications is this caster best suited for?
Common applications include hand trucks, mobile carts, generators, warehouse dollies, lawn & garden equipment, and outdoor service platforms.
Is this available in other sizes or configurations?
This listing covers the 8" 275 lb configuration. For higher load ratings or different wheel diameters, browse our full flat-free caster category.
When will my order ship?
Orders typically ship within 1–2 business days. Expedited shipping options are available at checkout.
8
8" Flat-Free Swivel Caster – 8" x 3" Foam-Filled Tire | 275 lbs Capacity, Shock-Absorbing, Non-Marking Wheel

$74.00

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