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The QJ 307 MA is a four-point contact angular contact ball bearing with a 35mm bore and 80mm outer diameter, crafted from sturdy chrome steel. It manages radial loads up to 14400 lbf and operates smoothly at speeds up to 15000 RPM.
Its single-row design and open seal type make it easy to maintain, while the brass cage enhances durability. The bearing performs reliably in temperatures ranging from -30°C to 110°C.
This model is interchangeable with SKF bearings, offering a practical replacement option. It’s well-suited for applications like gearboxes or industrial machinery where radial loads are frequent.
Weighing 0.57kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it ensures safe and eco-friendly use.
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Performance Features of QJ 307 MA Bearing
QJ 307 MA Bearing is designed with chrome steel rings and balls, offering excellent resistance to radial loads.
Its dynamic radial load capacity reaches 14400 lbf, ensuring reliable performance in various applications.
The brass cage maintains ball alignment, reducing friction and enhancing durability.
With a maximum speed of 15,000 rpm, it combines high-speed capability with robust construction.
QJ 307 MA Bearing operates efficiently in temperatures ranging from -30° to 110°C.
Its open design allows for easy lubrication, ensuring smooth operation over extended periods.
The precision P6 tolerance class ensures consistent performance in demanding conditions.
This makes QJ 307 MA Bearing a dependable choice for industrial and mechanical applications.
Key Fields for QJ 307 MA Bearing
QJ 307 MA Bearing is commonly used in industrial machinery, especially in applications needing high radial and axial load capacity, like gearboxes and pumps. Its brass cage ensures smooth operation even under heavy loads.
In automotive systems, QJ 307 MA Bearing fits well in transmissions and wheel hubs, where its four-point contact design handles combined loads efficiently. The metric sizing makes it versatile for various vehicle models.
For automation equipment, QJ 307 MA Bearing’s precision and speed rating make it suitable for robotic arms and CNC machines. The chrome steel construction provides durability in continuous operation.
Medical devices benefit from QJ 307 MA Bearing’s reliable performance in imaging equipment and lab instruments. Its P6 tolerance class ensures consistent accuracy in critical applications.
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