ISO 9001:2015 Quality Manufacturing · ANSI ICWM Performance Tested
98.7% On-Time Ship Rate Across All Orders
200,000+ Orders Fulfilled for OEM & MRO Teams Nationwide
100+ Years of Combined Caster Industry Experience
Automatic Bulk Pricing | OEM & MRO Volume Discounts Applied at Checkout
Up to 350 lbs · Light Duty Applications
Up to 7,200 lbs · Industrial Duty
Up to 17,500 lbs · Heavy Industrial
Up to 40,000 lbs · Extreme Load Applications
Up to 40,000 lbs · Increased Maneuverability
Up to 3,100 lbs · Industrial Shock Absorbing
Up to 3,200 lbs - Corrosion Resistant
Stainless Steel
Up to 8,400 lbs.
Explore All Specialty Caster Applications
From Everyday Use to Niche Solutions
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.
Most in-stock items ship same or next business day. Shipping rates shown at checkout.
PRODUCT CODE: S-AEZFWH-4NYB-2
Introducing the Hamilton Aerospace Spring Loaded Spinfinity Swivel Caster, a leading-edge caster solution designed for unmatched performance. Crafted with a durable 4" x 2" Nylast Wheel, it ensures optimal traction and longevity. Further enhanced by its 1/2" Sealed Precision Ball Bearings, users can expect a smoother motion and reduced wear over time.
Recognized for our commitment to quality, Hamilton Aerospace Casters are built for industries demanding the best. Our Spinfinity range ensures top-tier performance, longevity, and satisfaction, making it a sought-after choice for professionals and enthusiasts alike.
With user-friendliness in mind, our Hamilton Aerospace Spinfinity Casters are easy to install, ensuring you can set up and start benefiting from its features in no time.
Don't miss out on unparalleled quality and performance. Elevate your mobility solutions with the Hamilton Aerospace Spring Loaded Spinfinity Swivel Caster. Note: Secure your order now while stocks last!
Wheel Diameter (in.): 4
Wheel Face (in.): 2
Wheel Type: Nylast
Wheel Color/Finish: Charcoal Grey
Wheel Core Material: Nylon
Wheel Material @ Tread: Nylon
Overall Height (in.): 7.75
Swivel Offset (in.): 2.5625
Bearing Type: Precision Sealed Ball
Replacement Wheel: W-420-NYB-1/2
Caster Rig Type: Kingpinless
Caster Color/Finish: Platinum Powder
Swivel or Rigid caster: Swivel
Mounting Plate (in.): 4 x 5
Mounting Bolt (in.): 0.375
Mounting Plate Length (in.): 4.5
Mounting Plate Width (in.): 4
Shipping Weight (lbs.): 15
Max. Capacity 1 (lbs.): 1200
Min. Capacity 1 (lbs.): 130
Note: For further information, contact our product support team.
Transparent pricing
All pricing and quantity discounts are applied automatically. No promo codes required and no post-checkout price changes.
Upfront shipping costs
Shipping is calculated by order size and weight. Final shipping costs are shown before payment so there are no surprises.
Business-friendly ordering
We support bulk orders, repeat purchases, and fast quotes for larger or custom requirements.
Real support from product specialists
Need help confirming fit, compatibility, or application? Our team works directly with engineers, maintenance teams, and buyers every day.
Trusted by industrial and commercial customers
CasterHQ supplies casters and wheels for manufacturing, material handling, retail, and distribution environments nationwide.
When will my order ship?
In-stock items typically ship same or next business day. Weekend orders ship Monday or Tuesday unless stated otherwise.
Will shipping cost more at checkout?
Shipping is not free on most orders. Your final shipping cost is shown before payment.
Central & Southern U.S.: typically 1–2 business days
East & West Coasts: typically 2–3 business days
Remote areas may take longer.
Some custom products (select Made in USA casters, keyway wheels, drive wheels) are built after purchase and ship on a longer lead time. When applicable, the ship-time estimate is shown on the product page.
Contact us before ordering and we’ll confirm total landed cost upfront. Contact us.
Introducing the pinnacle of precision and durability: The Hamilton Aerospace Spinfinity Swivel Caster.
Our Hamilton Aerospace Swivel Caster is meticulously engineered to meet the highest aerospace industry standards. Featuring a robust 4"x2" Nylast Wheel, it is specifically designed to offer optimal traction and a longer lifespan than traditional wheels.
The integration of the 1/2" Sealed Precision Ball Bearings not only ensures a smoother motion but also considerably reduces wear and tear over time. The result? A caster that moves effortlessly and lasts longer.
With our unique Spring Loaded Spinfinity technology, expect unparalleled mobility. Whether you're navigating tight corners or transitioning between surfaces, the Spinfinity feature ensures fluid motion without hitches.
Hamilton Aerospace is committed to the environment. Our casters are crafted using eco-friendly materials, ensuring minimal environmental impact without compromising on quality. Furthermore, our casters are compatible with a wide range of surfaces, making them versatile for various applications.
Our products come with the Hamilton guarantee, backed by our renowned customer support. Should you have any queries or require assistance, our dedicated team is here to help, ensuring you get the most out of your purchase.
Elevate your mobility solutions with the Hamilton Aerospace Spinfinity Swivel Caster - a blend of precision, durability, and innovation. Secure your order now and experience the Hamilton difference.
$1,129.00
Designed for engineers, manufacturers, and material handling professionals