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UC Series Insert Ball Bearings.png
WD Bearing Group

UC Series Insert Ball Bearings

UC Series bearings are a type of insert ball bearing designed for applications requiring easy installation and alignment. Featuring a spherical outer ring and a cylindrical inner bore with set screws, they provide self-aligning capabilities and secure shaft mounting. Commonly used in agricultural machinery, conveyors, and light industrial equipment, UC bearings offer reliable performance in harsh environments.

The WD Edge:

● Self-Aligning Design: Compensates for shaft deflection and misalignment to reduce premature wear.

● Easy Installation: Quick mounting via set screws, no additional components needed.

● High Load Capacity: Robust structure withstands radial and axial loads in heavy-duty applications.

● Corrosion Resistance: Optional surface treatments (e.g., galvanizing, blackening) enhance anti-corrosion capability for humid or contaminated environments.

● Cost-Effective: Streamlines maintenance procedures, reducing downtime and replacement costs.

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    Why Choose WD?

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    Full-fledged Material

    High-quality 99.98% VIM-VAR steel and heat treatment process
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    Product Verification

    Mud slurried, field tested, and certified with MESYS

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    Guarantees

    Worry-free returns and limitless support from our engineers

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    Low MOQ

    Flexible manufacturing that caters to the needs of everyone

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    Asset Knowledge

    Centuries of experience among our engineers and sales teams

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    Full Warranty

    Precision products with peace of mind and full warranties.

    UC Series Insert Ball Bearings Components and Application

    Spherical Outer Ring: Allows angular adjustment to accommodate misalignment.

    Cylindrical Inner Ring: Fitted with set screws to lock the bearing onto the shaft.

    Rolling Elements: High-quality steel balls ensure smooth rotation and load distribution.

    Sealing Options: Rubber seals or shields prevent contamination and retain lubrication.

    Lubrication: Pre-lubricated with grease for long-lasting performance.

    Applications

    Agricultural Machinery: Used in tractors, harvesters, and irrigation systems.

    Material Handling: Conveyor rollers, pulleys, and automated equipment.

    Industrial Equipment: Fans, pumps, and light-duty machinery.

    Automotive Accessories: Idler pulleys, tensioners, and auxiliary drives.

    Construction Tools: Vibratory plates, compactors, and small machinery.

    Celebrating 25 Years of Bearing Experience In 2025

    Precision Bearings Manufactured Entirely In-House.

    Precision Bearings Manufactured Entirely In-House

    "WD is the bearing manufacturer I wish I found ages ago."

    Bill - Major North American Agriculture OEM

    Manufacturing and Quality Control

    We source our high-quality 99.98% VIM steel and move it directly into our production facility where grinding, turning, heat-treating, assembly, and washing occurs. Our quality assurance and control teams constantly evaluate our product until they ship to the customer.

    Engineering and Local Support

    WD Bearing manufacturing headquarters is a 42,000 m² facility with a dedicated 140 m² quality and inspection room. Our engineering labs in Europe and North America extend our quality control, service, and sales to the entire world. Our global presence ensures that our customers receive local support from our dedicated sales and service teams, regardless of their location worldwide.

    Experience and Partnerships

    WD Bearing Group has crafted a team with hundreds of years of engineering experience collectively. Our engineers have developed applications used by NASA on the Mars rover, the construction of the World Trade Center, and numerous bearing-specific applications with popular OEMs around the world.
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