Up to 350 lbs
Up to 7,000 lbs
Up to 16,000 lbs
Up to 40,000 lbs
Shock absorbing
Outdoor / rough terrain
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All measurements indicate the wheel diameter by the tread width.
The below capacity ranges indicate the working (dynamic) load that each caster will support. A safety factor should be included in your formula to determine your required load rating per caster.
W/(C-1)=R W is total weight needed to move. C is total number of casters required. R is ideal load rating, with safety factor built in. Divide the total load weight by one less caster than you will use to safely determine load rating.
Plate dimensions shown are overall mounting plate size.
When replacing existing casters, select the closest plate size and verify bolt-hole compatibility.
BHP = Bolt Hole Pattern, shown under each plate.
The Durastar 3/8" ID x 1/2" OD x 1-5/8" Length Delrin Spanner Bushing is engineered for high precision and long-lasting durability. Crafted from premium-grade Delrin, this bushing is designed to provide a secure fit between axles and wheel bearings, enhancing the structural integrity of rolling equipment.
Its smooth, low-friction surface enables quieter, more efficient rotation, making it an ideal component for applications that require consistent performance without the need for lubrication. Unlike metal bushings, Delrin offers excellent resistance to corrosion, chemical exposure, and environmental degradation, ensuring longevity in both indoor and outdoor settings.
Whether you're upgrading industrial carts, customizing casters, or enhancing performance in mechanical systems, this bushing delivers reliable alignment, noise reduction, and consistent tolerance control. Its lightweight, non-magnetic design also supports usage in sensitive and high-speed environments.
Invest in dependable performance with Durastar's Delrin spanner bushing—your solution for friction-free movement, long-term reliability, and professional-grade results.
Order processing
In stock. Orders placed before 12pm CT (Mon–Fri) typically ship the same or next business day from our Mansfield, TX warehouse.
Shipping method
Smaller orders ship parcel (UPS/FedEx Ground). Heavy or bulk quantities consolidate to LTL freight. The method and final cost are shown before payment, so there are no post-checkout adjustments.
Payment & procurement terms
New to CasterHQ? Open an account or request terms and send your resale or tax-exemption certificate before ordering so it is applied at checkout.
Volume pricing & quotes
Quantity discounts apply automatically — no codes needed. For large, recurring, or custom requirements, request a bulk quote and our team will confirm pricing, lead time, and total landed freight upfront.
Returns & warranty
Stock items carry a 30-day return policy in unused, resalable condition. Made-to-order and custom items are non-returnable once production starts. All products carry the manufacturer's warranty against defects.
Central & Southern U.S.: typically 1–2 business days
East & West Coasts: typically 2–3 business days
Remote areas and freight deliveries may take longer.
For pallet freight, scheduled releases, or blanket purchase orders, contact our team and we'll confirm total landed cost before you commit. Direct line: 844-439-4335.
Upgrade your equipment’s performance with the Durastar Delrin Spanner Bushing, precisely engineered to deliver smooth, reliable alignment in axle and bearing assemblies. With a 3/8" inner diameter, 1/2" outer diameter, and a length of 1-5/8", this component is built to maintain tight tolerances and improve operational consistency across various mechanical and industrial applications.
Crafted from high-grade Delrin (acetal), this bushing provides a low-friction surface that promotes smooth rotation and minimizes drag. Its non-metallic, corrosion-resistant build ensures long-term durability, even in chemically exposed or high-moisture environments. The lightweight and non-magnetic properties make it ideal for sensitive equipment and high-speed assemblies where precision matters.
This Delrin bushing is a versatile solution for industries requiring precision and durability. Common uses include:
When reliability, precision, and durability are critical, Durastar delivers. This Delrin spanner bushing is trusted by industry professionals for its consistent performance, ease of installation, and longevity in demanding environments. Whether you're replacing worn components or building new systems, you can count on Durastar to provide dependable solutions that support your goals.
Ensure optimal spacing, smooth operation, and long-term dependability by integrating this precision-engineered Delrin bushing into your equipment. Experience the performance difference that comes with quality materials and expert craftsmanship.
$3.00
| Identification | |
| Brand | Durastar |
| Load & Performance | |
| Temp Range | -20°F to 180°F |
| Materials & Finish | |
| Frame Material | Zinc Plated Steel |
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