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: R-WHS-4AZ
Introducing the robust and versatile R-WHS-4AZ Hamilton Stainless Steel Workhorse Rigid Caster: a leading choice for industries demanding the utmost durability and performance.
The R-WHS-4AZ Hamilton Rigid Caster perfectly combines functionality with durability, making it an ideal choice for diverse applications. Its premium build guarantees enhanced weight distribution, minimal wear and tear, and exceptional longevity.
Manufactured by Hamilton, a brand synonymous with quality, this caster stands out in its class. The Aqualite Polyolefin Wheel is specifically designed to minimize surface damage, while the Delrin Bearing ensures seamless motion, reducing the need for frequent maintenance.
Enhance your operations today with the R-WHS-4AZ Hamilton Stainless Steel Workhorse Rigid Caster and witness the difference in performance and durability.
Swivel or Rigid caster: Rigid
Load Capacity (lbs.) @ 3 mph: 550
Wheel Diameter (in.): 4
Wheel Face (in.): 2
Overall Height (in.): 5.625
Swivel Offset (in.): 1.75
Mounting Plate (in.): 4 x 4 1/2
Bolt Hole 1 (in.): 2 5/8 x 3 5/8
Bolt Hole 2 (in.): 3 x 3
Mounting Bolt (in.): 0.375
Caster Color/Finish: Stainless
Wheel Type: Aqualite
Wheel Color/Finish: Solid White
Bearing Type: Delrin
Replacement Wheel: W-420-AZ-3/4
Shipping Weight (lbs.): 4
Caster Rig Type: Weldment
Mounting Plate Length (in.): 5
Mounting Plate Width (in.): 4
Wheel Core Material: Polyolefin
Wheel Material @ Tread: Polyolefin
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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.
Dive deep into the specifications and unparalleled features of the R-WHS-4AZ Hamilton Stainless Steel Workhorse Rigid Caster — the industry's premier choice for durability and top-notch performance.
At the heart of its impeccable strength is its top-grade stainless steel construction. This design not only ensures its long-lasting durability but also offers high resistance to corrosion — making it perfect for challenging environments.
Equipped with a 4" x 2" Aqualite Polyolefin (75D) Wheel, the caster promises smooth and effortless movement across various surfaces. This wheel type is carefully chosen to optimize maneuverability, ensuring that the caster can handle substantial loads while still being easy to move.
The R-WHS-4AZ features a 3/4" Delrin Bearing, a mark of high quality in the industry. Delrin Bearings are widely recognized for their reliability, ensuring a low-friction motion and reducing the need for constant maintenance.
Beyond its technical specifications, the true testament to its superiority is its manufacturer — Hamilton. Known for producing quality products, this caster is another feather in Hamilton's cap. The combination of Aqualite Polyolefin Wheel and Delrin Bearing is meticulously designed to minimize surface damage, guarantee seamless motion, and reduce maintenance frequency.
Enhancing your operations with the R-WHS-4AZ Hamilton Stainless Steel Workhorse Rigid Caster means investing in performance, durability, and quality. Witness the difference it brings to the table today.
$214.00
Designed for engineers, manufacturers, and material handling professionals