Up to 350 lbs
Up to 7,000 lbs
Up to 16,000 lbs
Up to 40,000 lbs
Shock absorbing
Outdoor / rough terrain
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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.
Custom made to order. All sales final.
Each Hamilton product is custom manufactured for your order and ships in about 4-6 weeks. Please confirm all specs before checkout, since made-to-order items aren't eligible for returns, exchanges or refunds. Need help? Call 844-439-4335 or email info@casterhq.com and we'll verify fit for you.
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STEP .step most common3D solid for SolidWorks, Inventor, Fusion 360, Creo, NXReference geometry. Free for design use; redistribution or resale prohibited.
Experience the robustness of the Hamilton Spring Loaded Heavy Service Swivel Caster. Designed with an ergonomic 6" x 2" Ergo-Glide Polyurethane wheel, it guarantees smooth mobility and reduces floor damage. Combined with 1/2" sealed precision ball bearings, it ensures longevity and hassle-free performance, perfect for heavy-duty applications.
Ergo-Glide Polyurethane, rated at 85A durometer, offers a fine balance between softness and durability. It smoothly glides over surfaces, absorbing shocks and resisting wear and tear, making it the prime choice for demanding environments.
Our product specialists are available to guide you. Whether it's about the S-SPHS-6SPB-2 Hamilton Caster or any other requirement, we're here to assist.
Ensures smooth mobility and reduces floor damage.
Guarantees longevity and hassle-free performance.
Perfect for demanding environments and applications.
Provides added resilience and shock absorption.
Offers a balance between softness and durability.
Resistant to wear and tear, ensuring long life.
Allows easy changes in direction and navigation.
Protects surfaces while offering smooth motion.
Ensures reliability in heavy service conditions.
Simple set-up for quick use and application.
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.
The S-SPHS-6SPB-2 Hamilton Swivel Caster stands out as a flagship product for those in search of durability and efficiency. Engineered with precision, this caster is tailored for heavy-duty applications while ensuring smooth transitions and minimal floor damage.
Central to this caster is the 6" x 2" Ergo-Glide Polyurethane Wheel. It's not just any wheel; the 85A durometer rating ensures a fine balance between pliability and resilience. This ensures not only a smooth glide but also reduces the usual wear and tear associated with regular casters. The added advantage? A longer lifespan and reduced maintenance costs.
With its 1/2" sealed precision ball bearings, the S-SPHS-6SPB-2 is built for the long haul. The sealed design ensures that dirt, grime, and other contaminants are kept at bay, leading to a smoother performance and reduced maintenance intervals. Whether it's a warehouse, factory, or any heavy-duty environment, this caster is ready to deliver under pressure.
The swivel mechanism ensures easy direction changes, making it a favorite for environments that demand agility. Plus, its user-friendly design means that installation is a breeze, allowing teams to get up and running in no time.
The S-SPHS-6SPB-2 Hamilton Swivel Caster is more than just a caster—it's a commitment to quality, durability, and efficiency. Don't compromise; choose the best for your operations.
This Hamilton S-SPHS-6SPB-2 6" x 2" Ergo-Glide Swivel Spring Loaded Caster – 960 lb is rated to 960 lbs per caster. Size a set by dividing the total load by the number of casters, and for uneven floors assume 3 of 4 casters carry the load. Keep continuous-use loads within about 75-80% of the rating.
This caster runs a Polyurethane wheel with a 2" tread width. Polyurethane protects finished floors, rolls quietly, and resists most chemicals while carrying heavy loads.
This caster uses a top-plate mount with a 4-1/2" x 6-1/2" plate and a 2-3/8" x 4-15/16" and 3-3/8" x 5-1/4" bolt pattern. Measure your existing mounting holes before ordering; if you are replacing casters, match the bolt pattern - most standard patterns interchange across brands.
This is a Swivel caster. Swivel casters rotate 360 degrees for full maneuverability. For most mobile equipment we recommend 2 swivel + 2 rigid, or 4 swivel with at least 2 brakes.
Rated for -5°F to 160°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 Polyurethane wheel performs best on smooth to semi-smooth floors including sealed concrete, tile, and epoxy. For non-marking or clean-environment needs, ask us about matching tread options.
The overall height (floor to top of plate or stem) is 8-3/16". Account for it when checking equipment clearance, dock height, and ergonomic working height.
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).
$651.00
| Identification | |
|---|---|
| Part Number / SKU | S-SPHS-6SPB-2 |
| Replacement Wheel Part No | W-620-SPB-1/2 |
| Core | |
| Load Capacity | 960 lbs |
| Wheel Diameter | 6" |
| Wheel Width | 2" |
| Floor to top of mounting plate (or stem shoulder).Overall Height (OAH)?Floor to top of mounting plate (or stem shoulder). | 8-3/16" |
| Rig Type | Swivel |
| Brake | No Brake |
| Horizontal distance from the swivel centerline (kingpin) to the wheel axle.Swivel Lead (Offset)?Horizontal distance from the swivel centerline (kingpin) to the wheel axle. | 2-1/4" |
| Mounting | |
| Mount Style | Plate |
| Plate Size | 4-1/2" x 6-1/2" |
| Center-to-center spacing of the top-plate mounting holes.Bolt Hole Pattern (BHP)?Center-to-center spacing of the top-plate mounting holes. | 2-3/8" x 4-15/16" and 3-3/8" x 5-1/4" |
| Recommended Mounting Bolt | 1/2" |
| Wheel | |
| Wheel Material | Polyurethane |
| Wheel Core Material | Cast Iron |
| Wheel Color | Blue Poly on Gray Center |
| Bearing Type | Precision Sealed Ball Bearing |
| Construction | |
| Frame / Finish | Crimson Powder |
| Temperature Range | -5°F to 160°F |
| Unit Weight | 21 lbs |
| Compliance | |
| Buy American | Yes |
Free CAD files · no login, no email
STEP .step most common3D solid for SolidWorks, Inventor, Fusion 360, Creo, NXReference geometry. Free for design use; redistribution or resale prohibited.
Your selection is highlighted. Every option shares its wheel size and mount; a Direct fit tag means the same mounting plate — a drop-in replacement. Step up or down in load rating within the same duty class, all in stock.
| Casters (in stock) | Load capacity | Wheel | Type | Overall height | Price | |
|---|---|---|---|---|---|---|
| 700 lbsLighter duty | 6" × 2"Cast Iron | — | 7-1/2" | $151.00 | View → | |
| 900 lbsLighter duty | 6" × 2"Polyurethane | Rigid | 7-1/2" | $23.00 | View → | |
| 960 lbs | 6" × 2"Polyurethane | Swivel | 8-3/16" | $651.00 | Viewing | |
| 1000 lbsHeavier duty | 6" × 2"Blue Solid Polyurethane | — | 7-1/2" | $182.00 | View → | |
| 1200 lbsHeavier duty | 6" × 2"Semi-Steel | Rigid | 7-1/2" | $40.00 | View → |





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