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Technical Specifications
Wheel Diameter
3
Caster City Recommendation
Ollie Recommends!
Non-Marking
Yes
Stainless Steel Grade
304 Stainless Steel
Wheel Width
1 1/4
Wheel Bearing
Stainless Steel Precision Sealed Ball Bearing
Stem Size
See OPTIONS ABOVE
Maximum Capacity (lbs)
350 lbs
Overall Height
4 1/16"
Swivel Radius
2 7/8
Color
Blue
Stainless Steel Stem Add Ons
ER17, ER21, ER25, ER26, ER27, ER28, ER29, ER9, GR91, GR95, HK1/2, RD3/4, SQ3/4, SQ7/8-GR, TS-S1, TS-S2, TS-S3, TS-S7, TS22, TS26N, TS61
Brake Codes
PTB, TB
Lube Axle Code
LA
Weight
2.25 lbs
Description
3″ Heavy Duty Polyurethane.
The APH – Solid All Polyurethane Heavy Duty Wheel for the Stainless Steel Model 3 (SS-3) is a light-duty industrial caster wheel designed for sanitary and washdown applications in settings like pharmaceutical labs hospitals food processing plants and labs where premium performance is essential. Available in diameters of 3” 4” and 5” with a 1-¼” tread width this blue solid polyurethane wheel locked to a polyolefin core supports up to 350 lbs per caster aligning with the SS-3’s high-quality bracket limit and operates from -50°F to 180°F with a 65D Shore durometer making it perfect for clean environments indoors or outdoors. It features sealed ball bearings, delrin bearings, or stainless steel sealed ball bearings for smooth quiet rolling in industries requiring corrosion resistance.
The APH – Solid All Polyurethane Heavy Duty Wheel’s non-marking design ensures clean operation eliminating bond failure with its metal-free center making it ideal for wet and corrosive applications like food processing plants or hospitals while offering quiet mobility for carts or equipment. Its solid polyurethane construction resists water and chemicals but isn’t suited for shock overloading abuse obstructions poor floors or standing loads prioritizing premium sanitary performance in smooth dry settings like labs or food plants. Paired with the Stainless Steel Model 3 (SS-3)’s 304 stainless steel frame featuring a metal cover shield and two high-temperature white raceway seals this stainless steel caster is a top choice among industrial casters and wheels for stainless steel caster applications needing high-quality durability and clean operation in washdown environments like pharmaceutical labs aerospace or material handling.
Application Use
- Healthcare (Up to 350 lbs): Hospital beds, medical carts, IV poles — Non-marking, rubber wheels
- Education (Up to 300 lbs): Classroom chairs, library carts — Polypropylene, rubber wheels
- Offices (Up to 300 lbs): Office chairs, desks — Soft rubber, nylon wheels
- Retail (Up to 300 lbs): Display racks, shopping carts — Non-marking, polyurethane wheels
- Food Service (Up to 1250 lbs, NSF certified): Food carts, kitchen equipment — Stainless steel, high-temp wheels
- Industrial (Up to 350 lbs): Moving dollies, stocking carts — Hard rubber, nylon wheels
- Hospitality (Up to 300 lbs): Banquet tables, laundry carts — Chrome, rubber wheels
- Warehouses (Up to 1500 lbs): Shelving, carts — Polyurethane, steel wheels
- Manufacturing (Up to 350 lbs): Assembly lines, material handling — Phenolic, rubber wheels
FAQ
Stem Caster SS-3 with APH – Solid All Polyurethane Heavy Duty Wheel FAQ
What is the Stem Caster SS-3 with APH – Solid All Polyurethane Heavy Duty Wheel used for?
It’s a premium light-duty stainless steel stem caster designed for sanitary and washdown applications in settings like pharmaceutical labs, hospitals, food processing plants, and labs. With a high-quality S304 stainless steel frame and APH – Solid All Polyurethane Heavy Duty Wheel, this stainless steel caster ensures top-tier, clean, quiet operation in wet or corrosive environments, and its unique total-locking capability sets it apart from most stainless steel casters.
How much weight can the Stem Caster SS-3 with APH – Solid All Polyurethane Heavy Duty Wheel hold?
The Stem Caster SS-3 boasts a very high-quality bracket supporting up to 350 lbs per caster depending on the wheel selected. The APH – Solid All Polyurethane Heavy Duty Wheel supports up to 350 lbs across all sizes (3”, 4”, 5”), aligning with the bracket’s premium capacity. This reflects its heavy-duty nature for a light-duty stainless swivel caster, and it’s not recommended for shock, overloading, abuse, obstructions, poor floors, or standing loads.
What wheel sizes are available for the Stem Caster SS-3 with APH – Solid All Polyurethane Heavy Duty Wheel?
The APH – Solid All Polyurethane Heavy Duty Wheel for the Stem Caster SS-3 comes in diameters of 3”, 4”, and 5” with a tread width of 1-¼”. Pick the size based on your load and floor type—larger diameters like 5” make it easier to roll on smooth surfaces.
What materials are used in the Stem Caster SS-3 with APH – Solid All Polyurethane Heavy Duty Wheel?
The Stem Caster SS-3 frame is crafted from premium S304 stainless steel with a dual ball bearing raceway, a ½” stainless steel rivet center pin, and a 3/8” axle and nut. It features a mechanically polished and buffed smooth reflective surface, two high-temperature white seals integrated with the raceway (temperature range -20°F to 450°F), and a grease fitting on the dust cover. The APH – Solid All Polyurethane Heavy Duty Wheel is a blue solid polyurethane wheel locked to a polyolefin core with a 65D Shore durometer, eliminating bond failure due to the absence of a metal center.
How does the Stem Caster SS-3 with APH – Solid All Polyurethane Heavy Duty Wheel mount to equipment?
The Stem Caster SS-3 mounts via a stem with options including Expanding Rubber Stems (ER9, ER27, ER28, ER29, ER17, ER25, ER26, ER21), Grip Ring Stems (GR91, GR95), Square and Round Metal Stems (SQ3/4, SQ7/8-GR, SQ7/8), and Threaded Stems (TS81, TS82, TS22, TS2/8, TSBN, TSC1, TSC2, TSC3), providing flexibility for different equipment types in sanitary settings. For exact stem dimensions, contact Caster City at 800-501-3808. A modular kingpin is available for custom fastening patterns.
What makes the APH – Solid All Polyurethane Heavy Duty Wheel on the Stem Caster SS-3 special?
The APH – Solid All Polyurethane Heavy Duty Wheel on the Stem Caster SS-3 is designed for cleanroom and washdown applications with its non-marking, quiet, rolling blue polyurethane tread. It’s great for sanitary settings like pharmaceutical labs, hospitals, and food processing plants, resisting water and chemicals with a temperature range of -50°F to 180°F, but isn’t suited for shock, overloading, abuse, obstructions, poor floors, or standing loads.
What bearings are used in the APH – Solid All Polyurethane Heavy Duty Wheel for the Stem Caster SS-3?
The APH – Solid All Polyurethane Heavy Duty Wheel for the Stem Caster SS-3 can come with sealed ball bearings, delrin bearings, or stainless steel sealed ball bearings for smooth, quiet rolling in sanitary or wet environments. For special needs, call Caster City at 800-501-3808 to pick the right bearing.
What add-on options are available for the Stem Caster SS-3 with APH – Solid All Polyurethane Heavy Duty Wheel?
The Stem Caster SS-3 offers TB – Pedal on Side Top Lock Brake and -TL Total Locking Brake as add-on options, both constructed with S304 stainless steel, highlighting its rare total-locking capability among stainless steel casters. It also includes an optional lube axle with a lubricated fitting in the bolt head to grease the wheel, ensuring smooth operation in sanitary settings. The high-temperature white seals integrated with the raceway and grease fitting on the dust cover are standard.
Can the Stem Caster SS-3 with APH – Solid All Polyurethane Heavy Duty Wheel handle wet or corrosive environments?
Yes, the Stem Caster SS-3 with its premium S304 stainless steel frame and two high-temperature white seals (rated -20°F to 450°F) is perfect for wet or corrosive environments like food processing plants, hospitals, or labs. The APH wheel’s solid polyurethane design eliminates tire separation and resists water and chemicals with a temperature range of -50°F to 180°F, making it ideal for washdown applications.
Are the APH – Solid All Polyurethane Heavy Duty Wheels in the Stem Caster SS-3 safe for factory floors?
Yes, the APH – Solid All Polyurethane Heavy Duty Wheel in the Stem Caster SS-3 is non-marking and designed to protect factory floors in sanitary settings like labs or hospitals. However, it’s not recommended for poor floors or applications with obstructions, as it may struggle in those conditions.
What are the top applications for the APH – Solid All Polyurethane Heavy Duty Wheel in the Stem Caster SS-3?
These wheels in the Stem Caster SS-3 excel in pharmaceutical labs, hospitals, and food processing plants, transporting equipment in washdown areas. They’re built for clean, sanitary environments, not for heavy shock or abuse, and benefit from the rare total-locking feature.
Can the Stem Caster SS-3 with APH – Solid All Polyurethane Heavy Duty Wheel handle abusive conditions?
No, this stainless steel caster is designed for clean, sanitary environments, not abusive conditions. The APH wheel isn’t suited for shock, overloading, abuse, obstructions, or poor floors—it’s best for smooth surfaces in settings like labs, hospitals, or food plants where cleanliness and quiet operation are key.
Why are premium stainless steel stem casters like the Stem Caster SS-3 with APH – Solid All Polyurethane Heavy Duty Wheel good for material handling?
Premium stainless steel stem casters like the SS-3 are great for material handling in sanitary settings because they offer high-quality construction with a mechanically polished, reflective surface, two high-temperature white seals, and a grease fitting for durability and protection, plus a rare total-locking capability. The smooth, quiet rolling of the APH wheel makes it easy to move carts or equipment in hospitals, labs, or food plants without disruption.
Which industries use the Stem Caster SS-3 with APH – Solid All Polyurethane Heavy Duty Wheel?
The Stem Caster SS-3 is used in pharmaceutical labs, hospitals, food processing plants, steel mills, power plants, chemical plants, oil rigs, mining operations, heavy equipment manufacturing, logistics hubs, automotive, aerospace, boat building, observatories, and material handling. It’s perfect for sanitary applications requiring corrosion resistance, premium clean operation, and secure total-locking.
How do I maintain the Stem Caster SS-3 with APH – Solid All Polyurethane Heavy Duty Wheel?
Grease the swivel bearing via the grease fitting regularly to keep it smooth, and use the optional lube axle for the wheel as needed. The two high-temperature white seals and APH wheel’s sealed bearings are maintenance-free, ensuring quiet performance in washdown applications like food plants or hospitals.
Can the Stem Caster SS-3 with APH – Solid All Polyurethane Heavy Duty Wheel be used with powered equipment?
No, the Stem Caster SS-3 is designed for hand-powered use only due to its light-duty construction. For powered setups, consider a different caster model and call Caster City at 800-501-3808 for recommendations.
Where can I buy the Stem Caster SS-3 with APH – Solid All Polyurethane Heavy Duty Wheel?
You can buy the Stem Caster SS-3 directly on this site or check out more details here. For custom setups or questions, call Caster City at 800-501-3808 or email sales@castercity.com—they’ll get you the right caster.
When was this FAQ last updated?
This FAQ was last updated at 08:59 PM PDT on Monday June 09 2025.
Key Features of the Stem Caster SS-3 with APH – Solid All Polyurethane Heavy Duty Wheel
- Construction: Premium S304 stainless steel, dual ball bearing raceway, ½” stainless steel rivet center pin, 3/8” axle and nut, metal cover shield, two high-temperature white seals, grease fitting on dust cover, mechanically polished reflective surface, NSF and ROHS compliant
- Weight Capacity: Up to 350 lbs per caster (bracket rated up to 350 lbs depending on wheel)
- Wheel Sizes: 3”, 4”, 5” diameters, 1-¼” wide
- Wheel Material: Blue solid polyurethane with polyolefin core, 65D Shore durometer
- Bearings: Sealed ball bearings, delrin bearings, or stainless steel sealed ball bearings
- Add-On Options: TB – Pedal on Side Top Lock Brake, -TL Total Locking Brake, optional lube axle
- Mounting: Stem mount with options including Expanding Rubber Stems (ER9, ER27, ER28, ER29, ER17, ER25, ER26, ER21), Grip Ring Stems (GR91, GR95), Square and Round Metal Stems (SQ3/4, SQ7/8-GR, SQ7/8), Threaded Stems (TS81, TS82, TS22, TS2/8, TSBN, TSC1, TSC2, TSC3), modular kingpin for custom fastening
- Applications: Pharmaceutical labs, hospitals, food processing plants, steel mills, power plants, chemical plants, oil rigs, mining operations, heavy equipment manufacturing, logistics hubs, automotive, aerospace, boat building, observatories, material handling
Our #1 goal is to help you find the best caster and wheels for your needs. If you need help finding the right casters, contact our team of professionals. You can also customize many of our casters with a variety of options such as swivel locks, wheel brakes and zerk fittings. We ship our products from assembly plants in Georgia, Pennsylvania, Virginia, Texas, Nevada and Canada. Whether you’re a one-man shop or a global giant, we can provide you with: We specialize in Business to Business, however, consumer orders are gladly accepted and we can provide you with:
- Fastest Lead Time in the Industry
- Caster performance data.
- Comparative data.
- Customized caster solutions.
- Help with caster solutions.
- Case studies by industry or application.
- Manufacturer and Distributor of over $25 million dollars in Finished Component Parts
- Majority of Orders Processed and Shipped in 2 Days or Less
If you have any questions about your measurements, please call 800-501-3808
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