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CasterHQ: Heavy-Duty 4-1/2" x 6-1/4" Plate Casters

Engineered for the toughest tasks, our 4-1/2" x 6-1/4" plate casters are trusted across industries for their strength and reliability. Whether for powered or manual applications, these casters deliver exceptional performance.

Key Features

  • Hot-forged top plate and yoke base crafted from 1045 steel for maximum durability.
  • Deeply grooved double ball bearing raceways ensure smooth swiveling under heavy loads.
  • 3/8" round-edge steel legs with double welding provide enhanced strength and stability.
  • Heat-treated 3/4" diameter kingpin and nut for superior load-bearing capacity.
  • 3/4" axle secured with a lock nut to maintain structural integrity.
  • Grease fitting in swivel raceway for easy maintenance and longevity.
  • Corrosion-resistant zinc-plated finish enhances durability in various environments.

Ideal Applications

  • Heavy-duty carts requiring robust mobility solutions.
  • Automotive industry applications demanding reliable movement of components.
  • Industrial machinery fabrication where durable casters are essential.
  • Towline operations needing casters that can withstand continuous use.

Specifications

Load Capacity 750 lbs. to 2,500 lbs.
Caster Types Swivel, Rigid, Swivel with Face Contact Brake
Wheel Types Polyurethane, Rubber, Phenolic, Steel
Wheel Diameters 6", 8", 10", 12"
Wheel Width 3"
Bearing Options Plain Bore, Roller Bearing, Precision Bearing, Double Groove

Explore our range of heavy-duty plate casters to find the perfect fit for your application. For assistance, contact our expert team at info@casterhq.com or call 844-439-4335.

Caster Engineering Tools

These calculators apply to any caster application—even if you’re browsing a different category. Use them to estimate load rating per caster, select wheel material, and estimate push/pull force. Expand any tool for full analysis + a share-ready spec line.

CasterSpec Load Calculator
Fast estimate. Expand for safety factor + uneven floor + spec output.
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Load
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Base per caster
Worst-case per caster
Recommended rating
Spec output (auto-generated)
Tip: paste into RFQs / threads. Expand tool for advanced inputs.
WheelMatch Material Selector
Fast recommendation. Expand for noise, duty cycle, floor protection.
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Wheel
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PushForce Push/Pull Calculator
Estimate effort fast. Expand for operators, materials, bumps, startup mode.
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Push
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Pass / target
Spec output (auto-generated)
If effort is high: bigger wheels + better material + smoother path wins.
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