Up to 350 lbs
Up to 7,000 lbs
Up to 16,000 lbs
Up to 40,000 lbs
Shock absorbing
Outdoor / rough terrain
View All Specialty Casters
Browse all specialty caster types
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.

The Hamilton Maxi-Duty Caster offers a substantial 7000 lbs load capacity at 550°F and a resilient 5500 lbs at 750°F. Its durable construction with a forged steel wheel ensures unwavering performance in the most challenging environments.
Designed to thrive in temperatures up to 750°F, this caster is the ideal solution for heavy-duty industrial applications, including autoclaves and ovens.
Featuring 1 1/4" high-heat stainless steel shielded precision ball bearings, our caster promises smooth and effortless maneuverability for heavy loads.
With a temperature capacity of 550°F to 750°F and load capacities ranging from 5500 to 7000 lbs, select the ideal caster for your operational needs and elevate the functionality of your industrial equipment.
Elevate the performance and safety of your high-temperature operations with the trusted durability of Hamilton's rigid caster. A resilient and robust solution for your industrial mobility requirements.
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
Because of its size and weight, this item typically ships LTL freight on a pallet. Smaller add-on items may ship parcel. Freight cost is calculated by destination and shown before payment, or quoted for large orders.
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.
Designed for the demanding environments of industrial heat applications, the Hamilton High-Temperature Rigid Caster excels in both load capacity and enduring extreme temperatures, making it an essential asset for heavy-duty mobility.
Mounting is straightforward, featuring a 7x7 inch bolt hole pattern and a 0.625-inch mounting bolt diameter, while the finishes provide high endurance against wear and heat.
The caster comes equipped with high-temperature resilient stainless steel precision bearings, ensuring smooth rotation and enhanced lifespan, and its solid steel core and metal tread wheel are specifically built to withstand intense temperatures without compromise.
An ideal choice for autoclaves, ovens, and other industrial settings where heat is a factor, this caster is tailored for heavy machinery and equipment, proving its worth where heat resistance and load bearing are essential.
This caster's high load capacity, temperature resistance up to 750°F, weldment design for enhanced durability, low friction precision bearings, and forged steel construction make it an unrivaled choice for industrial tasks requiring the utmost in mobility and reliability.
For the highest performance standards, the Hamilton High-Temperature Rigid Caster represents the apex of caster technology with its superior load-bearing and heat-resistant capabilities. Embrace a new level of mobility and dependability with Hamilton's commitment to advanced design and manufacturing excellence.
This Hamilton 8" x 4" Forged Steel Rigid Caster – 7000 lb is rated to 7000 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 is a Rigid caster. Rigid casters track straight for directional stability. For most mobile equipment we recommend 2 swivel + 2 rigid, or 4 swivel with at least 2 brakes.
Rated for Up to 750°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.).
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).
$977.00
| Identification | |
| Brand | Hamilton |
| Dimensions & Mounting | |
| Wheel Diameter | 8" |
| Wheel Tread Width | 4" |
| Rig Type | Rigid |
| Load & Performance | |
| Wheel Capacity | 7000 lbs |
| Temp Range | Up to 750°F |
| Brake Type | No Brake |
| Materials & Finish | |
| Frame Material | Zinc Plated Steel |
Hamilton 8" x 4" Forged Steel Swivel Caster – 7000 lb | CasterHQ
8" x 4" · 7000 lbs
$1,592
Hamilton W-840-FSH-1-1/2 8" x 4" Forged Steel Wheel – 6,500 lb | CasterHQ
8" x 4" · 6500 lbs
$491
Hamilton W-840-FSH-1-1/4 8" x 4" Forged Steel Wheel – 6,500 lb | CasterHQ
8" x 4" · 6500 lbs
$491
View all 8′ x 4′ casters →
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, all in-stock.
| Casters (in stock) | Load capacity | Wheel | Type | Overall height | Price | |
|---|---|---|---|---|---|---|
| 6500 lbsLighter duty | 8" × 4" | — | — | $491.00 | View → | |
| 6500 lbsLighter duty | 8" × 4"Polyurethane | — | — | $641.00 | View → | |
| 7000 lbs | 8" × 4" | Rigid | — | $977.00 | Viewing | |
| 7000 lbsSame capacity | 8" × 4" | Swivel | — | $1,592.00 | View → | |
| 8000 lbsHeavier duty | 8" × 4" | Swivel | 11" | $1,312.00 | View → |





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