Up to 350 lbs
Up to 7,000 lbs
Up to 16,000 lbs
Up to 40,000 lbs
Shock absorbing
Outdoor / rough terrain
View All Specialty Casters
Browse all specialty caster types
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.
Upgrade your caster configuration with the Durastar 3/8-24" OD x 3" Length Plain Axle—precision-engineered to meet the performance demands of today's mobile equipment. Designed for the 04 Series, this axle delivers superior fit, form, and function for a variety of mobility solutions.
Whether you're replacing existing axles or building a custom caster assembly, this model ensures consistent torque application and load stability. The optional nylon insert nut adds an extra layer of locking security, making it a reliable solution for vibration-prone environments.
Backed by Durastar’s commitment to quality and performance, this axle serves as a trusted component in both commercial and industrial mobility systems. It is ideal for carts, racks, and rolling equipment requiring dependable, long-lasting support.
Enhance your caster assemblies with Durastar’s 3/8-24" x 3" axle—designed for strength, reliability, and seamless integration with 04 Series hardware. Choose your nut option and keep your operations rolling smoothly.
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.
The Durastar 3/8-24" OD x 3" Length Plain Axle is a premium axle solution engineered for reliability and seamless integration with Durastar’s 04 Series casters. Designed with precision threading and durable construction, this axle ensures a secure and stable fit across a wide range of light to medium-duty caster applications.
With a choice between a standard plain nut or a high-performance nylon insert nut, users can select the configuration that best suits their needs—whether for simple assemblies or vibration-sensitive environments requiring extra locking power.
This finely machined axle features a 3/8"-24 outer diameter and a precise 3-inch length, delivering consistent thread engagement and alignment. Crafted from high-strength steel, it stands up to wear, stress, and repeated use in professional environments. Its refined design not only reduces downtime during replacements but also minimizes operator error during installation.
Whether you're outfitting carts, material handling racks, or general-use mobile equipment, the Durastar axle ensures load stability and dependable motion, even in industrial settings. Available protective finishes also offer added defense against corrosion for extended service life.
Choose the nylon insert nut option for improved vibration resistance and locking strength. This is particularly beneficial for mobile units exposed to dynamic loads or frequent movement. The insert helps prevent loosening over time, enhancing long-term reliability without the need for constant re-tightening.
Specifically tailored for compatibility with Durastar 04 Series casters, this axle simplifies replacement and upgrade processes. It offers an ideal fit and finish for OEMs, maintenance teams, and industrial engineers looking to ensure consistency in build quality and operational performance.
Durastar delivers exceptional components built with accuracy, integrity, and long-term value in mind. The 3/8-24" x 3" plain axle is a trusted solution for your caster systems—providing both flexibility and performance, with optional nut security features tailored to your needs. Upgrade your caster assemblies with confidence, backed by the reliability of Durastar engineering.
This caster runs a Nylon wheel. Nylon resists chemicals and moisture and carries high loads, which suits washdown and wet environments.
Rated for -20°F to 180°F. Operating outside the rated range can reduce wheel life and load capacity, so match it to your environment (wash-down, freezer, oven-adjacent, etc.).
The Nylon wheel performs best on smooth, hard industrial floors. For non-marking or clean-environment needs, ask us about matching tread options.
We accept purchase orders and offer Net 30 on approved accounts, ACH, and all major cards, plus tax-exempt ordering with a resale or exemption certificate. Volume discounts apply automatically; request a bulk quote for large or recurring orders. Stock items carry a 30-day return policy in unused condition (made-to-order items are non-returnable once production starts).
$5.00
| Identification | |
| Brand | Durastar |
| Load & Performance | |
| Temp Range | -20°F to 180°F |
| Materials & Finish | |
| Wheel Material | Nylon |
| Frame Material | Zinc Plated Steel |
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