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-AEZFHS-4SPB-1
Introducing the S-AEZFHS-4SPB-1 Hamilton Aerospace Spring Loaded Heavy Service Swivel Caster, an industry benchmark in aerospace equipment maneuverability. Featuring a 4" x 2" Ergo-Glide Polyurethane (85A) wheel mounted on a durable cast iron base, this caster delivers enhanced stability and resilience for heavy-duty applications. The inclusion of 1/2" sealed precision ball bearings ensures smooth operations, even under substantial loads.
In the realm of aerospace equipment handling, the S-AEZFHS-4SPB-1 Swivel Caster by Hamilton is synonymous with reliability and efficiency. Engineered for heavy service, its Ergo-Glide Polyurethane wheel is ideal for enduring extensive use without compromising on performance. By investing in Hamilton, you're not just buying a caster; you're acquiring a promise of quality and durability.
Ensuring you get the right caster for your aerospace needs is our priority. If you have questions about the S-AEZFHS-4SPB-1 or any other product, our seasoned Caster Experts are here to assist. Make the informed choice with Hamilton.
Wheel Diameter (in.): 4
Wheel Face (in.): 2
Wheel Type: Ergo-Glide
Wheel Color/Finish: Blue Poly on Gray Center
Wheel Core Material: Cast Iron
Wheel Material @ Tread: Polyurethane
Overall Height (in.): 7.75
Swivel Offset (in.): 2.5625
Bearing Type: Precision Sealed Ball
Replacement Wheel: W-420-SPB-1/2
Caster Rig Type: Kingpinless
Caster Color/Finish: Platinum Powder
Swivel or Rigid caster: Swivel
Mounting Plate (in.): 4 1/2 x 6 1/2
Mounting Bolt (in.): 0.5
Bolt Hole 1 (in.): 2 7/16 x 4 15/16
Bolt Hole 2 (in.) (in.): 3 3/8 x 5 1/4
Mounting Plate Length (in.): 6.5
Mounting Plate Width (in.): 4.5
Shipping Weight (lbs.): 18
Max. Capacity 1 (lbs.): 600
Min. Capacity 1 (lbs.): 100
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.
When it comes to aerospace equipment handling, Hamilton’s products have consistently set industry standards. Our S-AEZFHS-4SPB-1 Swivel Caster is the epitome of our dedication to quality, performance, and reliability.
Beyond its impressive features, this caster is a testament to Hamilton's promise of innovation and durability. Its spring-loaded mechanism ensures that your equipment glides smoothly, reducing maintenance efforts. Moreover, with the backing of Hamilton's trusted brand name, you are investing in a product that comes with years of expertise and a legacy of excellence.
Our commitment doesn't end with a sale. We believe in providing continuous support. Whether you have a query about the S-AEZFHS-4SPB-1 or need guidance on any other Hamilton product, our team of Caster Experts is always at your disposal.
$999.00
Designed for engineers, manufacturers, and material handling professionals