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-STL-4UYZ
The S-STL-4UYZ Hamilton Stainless Steel Swivel Caster is the epitome of quality and craftsmanship. Designed to withstand challenging environments, it features a 4" x 1 1/4" Unilast Solid Polyurethane Wheel with an optimal 75D hardness. Experience smooth movement with its premium 1/2" Delrin Bearing.
Not only is it crafted from rust-resistant stainless steel, but it also offers unmatched load-bearing capabilities. Perfect for industrial setups and heavy-duty applications. Invest in reliability with Hamilton's expertly-engineered caster wheels.
Secure this top-tier Hamilton Stainless Steel Swivel Caster today and upgrade your machinery's mobility. Best prices guaranteed with fast shipping options.
Swivel or Rigid caster:
Swivel
Load Capacity (lbs.) @ 3 mph:
325
Wheel Diameter (in.):
4
Wheel Face (in.):
1.25
Overall Height (in.):
5.125
Swivel Offset (in.):
1.5625
Mounting Plate (in.):
2 3/8 x 3 5/8
Bolt Hole 1 (in.):
1 3/4 x 2 7/8
Bolt Hole 2 (in.):
1 3/4 x 3
Mounting Bolt (in.):
0.3125
Caster Color/Finish:
Stainless
Wheel Type:
Unilast
Wheel Color/Finish:
Royal Blue
Bearing Type:
Delrin
Replacement Wheel:
W-412-UYZ-1/2
Shipping Weight (lbs.):
3
Caster Rig Type:
Cold Forged/Stamped
Mounting Plate Length (in.):
3.625
Mounting Plate Width (in.):
2.375
Wheel Core Material:
Polyurethane
Wheel Material @ Tread:
Polyurethane
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.
The S-STL-4UYZ Swivel Caster is crafted with premium stainless steel ensuring resilience against wear and tear. The wheel's 75D hardness is a testament to its durability, optimized to carry heavy loads without deformation.
Beyond durability, its swivel design offers unmatched flexibility in movement. The 1/2" Delrin bearing ensures smooth, consistent motion, while the 4-inch Unilast Solid Polyurethane wheel is versatile across a range of applications.
Offering competitive pricing, the S-STL-4UYZ Hamilton Caster embodies a perfect blend of quality and value. With a price match guarantee, customers are assured of the best market rates for top-tier quality.
Trust in Hamilton's years of engineering expertise. For any queries, our Caster Gurus are on standby weekdays from 8 am - 5 pm, ensuring you get the best advice for your project needs.
Note: Explore more products and offerings on the 'Next Page'. Click the button at the bottom right.
$185.00
Designed for engineers, manufacturers, and material handling professionals