4 in x 1.25 in High Temperature Phenolic Wheel - 600 lb Capacity

In this review of the 4 in x 1.25 in High Temperature Phenolic wheel, the bottom line is simple: this wheel is a durable, heat-resistant replacement for industrial carts and bakery racks where temperatures and contamination risk matter. It is best for workshop and commercial kitchen users who need a non-metallic, spark proof wheel with solid load capacity and roller bearing performance. The single biggest reason to buy is the high temperature phenolic resin construction that resists impact, water, oil and grease while surviving short bursts of extreme heat.

Key Features

• High temperature rating: The phenolic resin is rated for 475 degrees F for 30 continuous minutes, making it suited for baking carts and hot environments.
• Robust load capacity: This 4 in wheel supports up to 600 lb per wheel, which is appropriate for heavy duty service and material handling.
• Roller bearing: The built-in roller bearing delivers smoother rolling and reduced wear compared with plain bore wheels under repeated use.
• Corrosion and contaminant resistance: Phenolic material resists water, oil and grease and will not rust or spark in demanding settings.
• Standard hub length: The 1-3/8 in hub length is consistent across sizes and must be accommodated in mounting applications to ensure proper fit.
• Axle bore options: Available with a 3/8 in axle bore to match common axles and simplify replacement.

Who It's For

The wheel is ideal for commercial bakers, foodservice operations and industrial shops that need a heat-tolerant, non-metallic caster that protects floors and reduces spark risk. It fits applications like bakery racks, hot carts, and service casters on equipment exposed to grease or moisture.

Those who should look elsewhere include users who need soft, floor-friendly rubber for delicate flooring or those who require an axle bore or hub configuration outside the offered 3/8 in bore and 1-3/8 in hub length; confirm these dimensions before purchasing.

Pros & Cons

Pros

• Durable construction provides good resistance to impact and long-term wear.
• Heat rating and non-metallic composition make it safe for high temperature food service use.
• Roller bearing improves rolling performance under load over plain bearings.

Cons

• Hub length is 1-3/8 in and the wheel can be wider than some original replacements, so fitment issues have been reported by a few customers.

Specifications

Wheel size	4 in x 1.25 in
Material	High temperature phenolic resin
Bearing type	Roller bearing
Axle bore	3/8 in
Load capacity	600 lb per wheel
Hub length	1-3/8 in
Heat rating	475 degrees F for 30 minutes

Our Verdict

The 4 in x 1.25 in High Temperature Phenolic wheel is a practical, cost-effective replacement when you need heat resistance, durability and a rolling bearing for heavy service. It is especially good for bakery and industrial carts where sparks, water or grease are a concern; just verify the 1-3/8 in hub and 3/8 in bore fit your application before buying.

Frequently Asked Questions

Will this wheel handle hot baking racks?
Yes. The phenolic resin is rated to 475 degrees F for 30 continuous minutes, which suits many baking cart uses.

What axle size does this wheel accept?
This model is offered with a 3/8 in axle bore option to match common axles.

Is the wheel resistant to oil and water?
Yes. Phenolic resin resists water, oil and grease and is non-metallic, reducing spark risk.