KET Premium FR156 / FR156ZZS Inch Flange Miniature Bearing | Precision High-Speed Motor Bearing

Source high-quality KET FR156 and FR156ZZS inch flange bearings for your industrial needs. Designed for micro motors, robotics, and high-speed applications. ISO9001 certified precision. Fast global shipping available.

Product Description:

Overview Upgrade your precision machinery with the KET FR156 (Open) and FR156ZZS (Shielded) Inch Flange Miniature Bearings. Manufactured by Ningbo Kexiang Bearing Technology Co., Ltd., a trusted leader in micro bearing technology, the FR156 series is engineered to deliver exceptional rotational accuracy, high limiting speeds, and stable axial positioning.

Whether you are manufacturing micro motors, telecommunication devices, medical equipment, or advanced robotics, the KET FR156 provides a reliable, low-friction solution designed to extend the lifespan of your critical equipment.

Key Features & Advantages

• Integrated Flange Design: The flanged outer ring allows for simple and secure axial positioning directly within the housing, eliminating the need for additional thrust washers or complex machining.

• High-Speed Performance: Capable of handling high limiting speeds efficiently, ensuring smooth and quiet operation even under demanding continuous cycles.

• Versatile Shielding Options: Available in both an Open configuration (FR156) for oil-lubricated environments and a Shielded configuration (FR156ZZS) to prevent dust ingress and retain grease.

• Industrial Grade Quality: Produced under strict quality control standards to guarantee consistent load ratings and dimensional accuracy.

Technical Specifications The specifications provided are based on the official Ningbo Kexiang Bearing Technology Co., Ltd..pdf document:

• Model: FR156 (Open) / FR156ZZS (Shielded)

• Outer Diameter (D): 7.938 mm
  

• Flange Outer Diameter (D1): 9.119 mm

• Width - Open (B): 2.779 mm

• Width - Shielded (B1): 3.175 mm

• Flange Width - Open (C): 0.584 mm

• Flange Width - Shielded (C1): 0.914 mm

• Basic Dynamic Load Rating (Cr): 360 N

• Basic Static Load Rating (Cor): 149 N

• Inner Diameter (D)：4.762mm

   

Applications

The KET FR156 series is widely trusted across multiple high-tech sectors globally, including:

• Precision medical instruments and dental drills

• Brushless motors and UAV (drone) mechanisms

• Telecommunication and testing equipment

• Automated robotics and smart household appliances

Global Supply & B2B Wholesale

As a leading factory-direct supplier, KET Bearings provides robust supply chain management and reliable fulfillment for wholesale distributors and manufacturing hubs worldwide. Whether your production facilities are located in European industrial centers, the expanding Russian markets, or Central Asian manufacturing zones, we offer scalable bulk ordering, custom OEM/ODM packaging, and dedicated logistical support to keep your assembly lines moving seamlessly.

Contact our B2B sales team today to request a quote, access technical 3D CAD files, or discuss custom non-standard bearing modifications tailored to your specific project.