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.
Engineered for long-term performance and reliability, the Durastar 1/2"-13 x 3-1/4" stainless steel axle with nylon insert jam nut is a high-performance solution for S30 Series caster assemblies. Whether you're replacing a worn axle or upgrading for better durability, this precision-machined component ensures optimal fit and functionality.
The stainless steel construction offers superior protection against corrosion and wear, making it ideal for environments such as medical facilities, food processing plants, or manufacturing floors where cleanliness and durability are essential.
Included with the axle is a 5/16" thick jam nut equipped with a nylon insert that prevents loosening under vibration, enhancing safety and stability in mobile applications. This combination guarantees a tight, reliable connection—crucial for equipment that experiences constant movement or load shifts.
Upgrade your caster assembly with Durastar’s premium stainless steel axle and jam nut set—engineered for strength, longevity, and secure performance in the most demanding applications.
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.
Designed specifically for the Durastar S30 Series casters, this 1/2"-13 x 3-1/4" stainless steel axle delivers uncompromising strength and corrosion resistance in demanding work environments. Whether used in medical, food service, manufacturing, or cleanroom applications, this axle offers the reliability and precision required for mission-critical caster performance.
The axle is crafted from high-quality stainless steel to ensure exceptional resistance to rust and environmental wear, making it an ideal choice for use in wet, corrosive, or sterile conditions. Paired with a 5/16" thick jam nut featuring a nylon insert, this fastening solution is built to remain secure under heavy vibration, frequent movement, and shifting loads.
The included nylon insert jam nut provides enhanced locking capabilities that help prevent loosening over time—a key requirement in applications where caster assemblies are exposed to constant motion or heavy-duty use. This feature not only boosts safety but also reduces maintenance needs and prolongs the life of your equipment.
This axle and nut set is engineered for seamless integration with Durastar’s S30 Series casters, ensuring a precise fit and optimal mechanical performance. Its user-friendly design simplifies installation, making it suitable for both OEM manufacturers and end-users performing maintenance or upgrades.
Choose Durastar’s 1/2"-13 x 3-1/4" stainless steel axle and nylon insert jam nut for a dependable caster connection that stands up to the challenges of industrial and sanitary environments. Built with performance, safety, and longevity in mind, this product reflects Durastar’s commitment to quality and innovation.
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).
$15.00
| 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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