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Durastar Medium Heavy Duty 30 Series - 4" x 2" Duratek Donut High Tech Rubber Swivel Caster - 450 lb Capacity, 4 x 4-1/2 Top Plate

Volume discounts applied at checkout
  • 50-99 units: 5% Off
  • 100-199 units: 10% Off
  • 200+ units: 15% Off
Status: In Stock
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Most in-stock items ship same or next business day. Shipping rates shown at checkout.

PRODUCT CODE: 30-S-420-DTR-03

Product Overview

Durastar Medium Heavy Duty 30 Series - 4" x 2" Duratek Donut High Tech Rubber Swivel Caster


Product Overview

The Durastar Medium Heavy Duty 30 Series 4" x 2" Duratek Donut High Tech Rubber Swivel Caster is a premium mobility solution engineered for demanding industrial and commercial applications. With an impressive 450 lb load capacity and a 4" x 4-1/2" top plate, this caster offers exceptional performance, durability, and versatility for various environments.

Key Features and Benefits

  • Robust Load Capacity: Supports up to 450 lbs, ideal for medium to heavy-duty industrial applications
  • Innovative Wheel Technology: 4" x 2" Duratek Donut High Tech Rubber wheel for optimal durability, floor protection, and shock absorption
  • Effortless Maneuverability: Double ball bearing raceways ensure smooth 360-degree rotation
  • Secure Mounting: 4" x 4-1/2" top plate for stable attachment to various equipment
  • Enhanced Structural Integrity: Double welded legs for increased strength and longevity
  • Weather Resistant: Zinc plated finish to combat rust and environmental factors
  • Precision Engineering: 5/8" diameter nut and bolt kingpin for reliable performance

Performance Advantages

The Duratek Donut High Tech Rubber wheel offers several advantages for industrial applications:

  • Noise Reduction: Ideal for sound-sensitive environments such as offices and healthcare facilities
  • Surface Protection: Non-marking properties suitable for a variety of floor types
  • Vibration Dampening: Minimizes vibrations to protect transported goods
  • Chemical Resistance: Withstands exposure to most chemicals, oils, and water
  • Temperature Adaptability: Performs well in temperatures ranging from -40°F to 180°F
Technical Specs

Durastar Medium Heavy Duty 30 Series - 4" x 2" Duratek Donut High Tech Rubber Swivel Caster


Technical Specifications

  • Wheel Diameter: 4 inches
  • Tread Width: 2 inches
  • Wheel Type: Duratek Donut High Tech Rubber
  • Plate Size: 4" x 4-1/2"
  • Load Capacity: 450 lbs
  • Overall Height (OAH): 5-5/8 inches
  • Swivel Radius: 3-1/4 inches
  • Bearing Options:
    • Roller
    • Q34 Precision Ball
    • 1/2" I.D. Delrin
    • 3/4" I.D. Delrin
  • Caster Type: Swivel
  • Attaching Bolt Diameter: 3/8 inch
  • Bolt Pattern: 2-5/8" x 3-5/8" to 3" x 3"
Key Features

Durastar Medium Heavy Duty 30 Series - 4" x 2" Duratek Donut High Tech Rubber Swivel Caster


Top 10 Product Features

  1. Superior Load Capacity: Supports up to 450 lbs, ideal for medium to heavy-duty industrial applications
  2. Advanced Wheel Technology: 4" x 2" Duratek High Tech Rubber wheel for optimal durability and floor protection
  3. Smooth Maneuverability: Double ball bearing raceways ensure effortless 360-degree rotation
  4. Versatile Mounting: 4" x 4-1/2" top plate for secure attachment to various equipment
  5. Enhanced Durability: Double welded legs and zinc plated finish for increased strength and corrosion resistance
  6. Noise Reduction: Ideal for sound-sensitive environments like offices and healthcare facilities
  7. Chemical Resistance: Withstands exposure to most chemicals, oils, and water
  8. Temperature Adaptability: Performs well in temperatures ranging from -40°F to 180°F
  9. Precision Engineering: 5/8" diameter nut and bolt kingpin for stable and reliable performance
  10. Versatile Applications: Suitable for manufacturing, warehousing, food service, and retail environments
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

Durastar Medium Heavy Duty 30 Series - 4" x 2" Duratek Donut High Tech Rubber Swivel Caster


Product Overview

The Durastar Medium Heavy Duty 30 Series caster is a premium mobility solution designed for demanding industrial and commercial applications in 2025. This 4" x 2" Duratek Donut High Tech Rubber Swivel Caster combines cutting-edge technology with robust construction to deliver exceptional performance and durability.

Key Features

  • Load Capacity: Impressive 450 lb support, ideal for medium to heavy-duty industrial use
  • Wheel Technology: 4" x 2" Duratek Donut High Tech Rubber wheel for optimal durability and floor protection
  • Swivel Mechanism: Double ball bearing raceways ensure smooth 360-degree rotation
  • Mounting Plate: Versatile 4" x 4-1/2" top plate for secure attachment
  • Construction: Double welded legs and zinc plated finish for enhanced strength and corrosion resistance
  • Precision Engineering: 5/8" diameter nut and bolt kingpin for stable performance

Applications

The Durastar 30 Series caster is versatile and suitable for various industries, including:

  • Manufacturing facilities
  • Warehouses and distribution centers
  • Food service and hospitality
  • Healthcare and medical environments
  • Retail and commercial spaces

Why Choose Durastar?

With over four decades of experience, Durastar has established itself as a leader in caster innovation and reliability. The 30 Series caster combines cutting-edge technology, superior craftsmanship, and user-centric design to elevate your mobility solutions across a wide range of medium to heavy-duty applications.

Warranty and Support

Durastar stands behind the quality of their products, offering comprehensive warranty coverage. For detailed information on warranty terms and conditions, please refer to the official Durastar warranty documentation.

Durastar Medium Heavy Duty 30 Series - 4
Durastar Medium Heavy Duty 30 Series - 4" x 2" Duratek Donut High Tech Rubber Swivel Caster - 450 lb Capacity, 4 x 4-1/2 Top Plate

$41.00

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