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Durastar Medium Heavy Duty 30 Series - 4" x 2" Rubber on Steel Swivel Caster - 400 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-RS-03

Product Overview

Durastar Medium Heavy Duty 30 Series - 4" x 2" Rubber | Steel Swivel Caster



Product Overview

The Durastar Medium Heavy Duty 30 Series 4" x 2" Rubber | Steel Swivel Caster is a robust and versatile mobility solution designed for demanding industrial and commercial applications. With a substantial 400 lb load capacity and a 4" x 4-1/2" top plate, this caster offers exceptional performance and durability for your material handling needs.

Key Features and Benefits

  • Superior Load Capacity: Supports up to 400 lbs, ideal for medium to heavy-duty industrial applications
  • Premium Wheel Design: 4" x 2" Rubber on Steel wheel for optimal durability, floor protection, and shock absorption
  • Smooth Swivel Action: Double ball bearing raceways ensure effortless 360-degree rotation
  • Versatile Top Plate: 4" x 4-1/2" plate for secure mounting on various equipment
  • Enhanced Durability: Double welded legs for increased strength and longevity
  • Corrosion Resistant: Zinc plated finish to resist rust and environmental factors
  • Precision Engineering: 5/8" diameter nut and bolt kingpin for stable performance

Applications

The versatility of the Durastar 30 Series caster makes it ideal for various industries:

  • Material handling and industrial carts
  • Manufacturing and assembly lines
  • Warehouses and distribution centers
  • Food service and processing equipment
  • Automotive and aerospace industries
  • Institutional and healthcare facilities
Technical Specs

Technical Specifications

  • Wheel Diameter: 4 inches
  • Tread Width: 2 inches
  • Wheel Type: Rubber on Steel
  • Top Plate Size: 4" x 4-1/2"
  • Load Capacity: 400 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

Top 10 Features: Durastar Medium Heavy Duty 30 Series Rubber on Steel Swivel Caster

  1. Robust Load Capacity: Supports up to 400 lbs, ideal for medium to heavy-duty industrial applications
  2. Premium Wheel Design: 4" x 2" Rubber on Steel wheel for optimal durability and floor protection
  3. Smooth Swivel Action: Double ball bearing raceways ensure effortless 360-degree rotation
  4. Versatile Top Plate: 4" x 4-1/2" plate with multiple bolt pattern options for secure mounting
  5. Enhanced Durability: Double welded legs for increased strength and longevity
  6. Corrosion Resistant: Zinc plated finish to resist rust and environmental factors
  7. Precision Engineering: 5/8" diameter nut and bolt kingpin for stable performance
  8. Protective Features: Dust cap shields swivel raceway bearings, improving overall performance
  9. Customizable Options: Available with various bearing types to suit specific application needs
  10. Versatile Applications: Ideal for material handling, food service, institutional, and industrial 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" Rubber on Steel Swivel Caster


Product Overview

The Durastar Medium Heavy Duty 30 Series 4" x 2" Rubber on Steel Swivel Caster is a versatile and robust mobility solution designed for demanding industrial and commercial applications. With a substantial 400 lb load capacity and a 4" x 4-1/2" top plate, this caster offers exceptional performance and durability for your material handling needs in 2025 and beyond.

Performance Advantages

The Rubber on Steel wheel offers several advantages for industrial applications:

  • Quiet Operation: Ideal for noise-sensitive environments like offices and hospitals
  • Floor Protection: Non-marking properties suitable for various floor types
  • Shock Absorption: Reduces vibrations and protects transported goods
  • Durability: Steel core provides long-lasting performance under heavy loads
  • Traction: Excellent grip on both wet and dry surfaces
  • Temperature Resistance: Performs well in temperatures ranging from -40°F to 180°F

Why Choose Durastar?

With over 35 years of experience in caster manufacturing, Durastar has established itself as a trusted name in the industry. The 30 Series casters are designed with precision and manufactured to meet the highest standards of durability and performance. By choosing Durastar, you're investing in a product that combines innovation, reliability, and exceptional value for your material handling needs in 2025 and beyond.

Maintenance and Care

To ensure optimal performance and longevity of your Durastar 30 Series caster:

  • Regularly inspect for wear and tear
  • Keep the swivel mechanism clean and free from debris
  • Lubricate moving parts as needed using the provided grease fittings
  • Check and tighten mounting hardware periodically
  • Replace casters if significant damage or wear is observed

Invest in the Durastar Medium Heavy Duty 30 Series 4" x 2" Rubber on Steel Swivel Caster for a reliable, versatile, and high-performance mobility solution that will enhance your operational efficiency and productivity well into the future.

Durastar Medium Heavy Duty 30 Series - 4
Durastar Medium Heavy Duty 30 Series - 4" x 2" Rubber on Steel Swivel Caster - 400 lb Capacity, 4 x 4-1/2 Top Plate

$41.00

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