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3.9 in Polyurethane Ball Stem Caster, 330 lbs Load for Industrial Equipment

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Industrial · SKU: AE0348120

3.9 in Polyurethane Ball Stem Caster, 330 lbs Load for Industrial Equipment

Designed for demanding industrial applications, this ball stem caster features a 3. 9-inch polyurethane wheel engineered to support loads up to 330 lbs.

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$59.99

Volume Pricing - Buy More, Save More

QuantityDiscountUnit Price
1 - 10-$59.99
11 - 50-5%$56.99
51+-10%$53.99
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Quick Answer

How Buyers Should Evaluate 3.9 in Polyurethane Ball Stem Caster, 330 lbs Load for Industrial Equipment

Designed for demanding industrial applications, this ball stem caster features a 3. 9-inch polyurethane wheel engineered to support loads up to 330 lbs. Use the quick checks below to decide whether direct checkout is enough or whether an RFQ will reduce sourcing risk.

Quick Spec Check

  • Load Capacity: 330 lbs
  • Material: Polyurethane
  • Overall Dimensions: 4.7 x 2.4 x 5.5 in

Purchase Details

  • Online price starts at $59.99.
  • Minimum order quantity: 1 unit.
  • Availability: Contact for Availability.
  • Lead time: 2-3 weeks.

Use RFQ When

  • Use RFQ when you need bulk pricing, alternate pack sizes, or multi-SKU comparison.
  • Request support when fit, material, or substitute selection needs confirmation before order.
  • Escalate to sourcing when timeline, freight, or stocking strategy matters more than one-off checkout speed.

Technical Specifications

Load Capacity330 lbs
MaterialPolyurethane
Overall Dimensions4.7 x 2.4 x 5.5 in
Wheel Diameter3.9 in
Wheel MaterialPolyurethane
Stem TypeBall
Product Details

Full Description

Application context, construction notes, and selection details for evaluating fit before purchase or repeat ordering.

Overview

This heavy-duty ball stem caster is engineered for demanding industrial environments where reliable mobility and substantial load support are critical. Featuring a 3.9-inch wheel constructed from high-grade polyurethane, the unit delivers a maximum load capacity of 330 lbs, making it ideal for transporting heavy machinery, carts, and equipment across various facility floors. The design prioritizes floor protection and operational silence, utilizing a non-marking tread that resists abrasion, oils, and common industrial chemicals. With overall dimensions of 4.7 x 2.4 x 5.5 inches, this caster integrates a secure ball stem mechanism to ensure smooth, 360-degree swivel action, enhancing maneuverability in tight spaces while maintaining structural integrity under continuous use.

Key Features

High-load polyurethane wheel supports up to 330 lbs per caster 3.9-inch wheel diameter provides optimal rolling resistance and obstacle clearance Non-marking tread protects sensitive flooring surfaces from scuffs and damage Chemical and abrasion-resistant construction ensures long service life in harsh conditions Ball stem design facilitates easy installation and reliable 360-degree rotation Quiet operation reduces noise pollution in busy work environments Robust housing withstands impact and heavy daily usage without deformation

Specifications

Load Capacity
330 lbs
Wheel Diameter
3.9 in
Overall Dimensions
4.7 x 2.4 x 5.5 in Wheel

Material

Polyurethane Stem Type: Ball Stem Pack Size: 1 Unit Color: Standard Industrial Black or Gray (varies by batch) Temperature Range: Suitable for standard indoor industrial temperatures

Applications

Material

handling carts and dollies in manufacturing plants Mobile workbenches and assembly stations Heavy medical equipment transport in healthcare facilities Warehouse logistics and inventory management systems Food service carts requiring quiet and floor-safe mobility Laboratory equipment stands needing chemical resistance Maintenance trolleys for automotive and aerospace workshops

Frequently Asked Questions

What are the load capacity and wheel dimensions for this caster?
This stem caster supports a maximum load of 330 lbs and features a 3.9-inch diameter polyurethane wheel. The overall unit measures 4.7 x 2.4 x 5.5 inches, providing a compact yet robust profile for heavy-duty applications.
Is this caster suitable for protecting sensitive factory floors?
Yes, the polyurethane wheel material is specifically designed to roll smoothly without marking or damaging concrete, epoxy, or tile flooring. Its 3.9-inch wheel size also helps bridge minor floor cracks and debris, making it ideal for industrial equipment moving across varied surfaces.
How are these ball stem casters packaged for shipment?
Each caster is individually packaged as a single unit to ensure the ball stem and wheel arrive undamaged. This pack size allows buyers to order the exact quantity needed for specific machinery upgrades without excess inventory.
3.9 in Polyurethane Ball Stem Caster, 330 lbs Load for Industrial Equipment | Machrio