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The QJ 1280 N2MA is a four-point contact angular contact ball bearing with a large 400mm bore and 720mm outer diameter, built from sturdy chrome steel. It handles heavy radial loads up to 292500 lbf and operates smoothly at speeds up to 1300 RPM.
Its single-row design with brass cage offers durability, while the open seal allows for easy lubrication. The bearing performs reliably in temperatures ranging from -30°C to 110°C.
This model is interchangeable with SKF bearings, making it a practical choice for replacements. Suitable for heavy-duty applications like industrial gearboxes or large machinery where high radial loads are present.
Weighing 265kg, it’s a robust component designed for long-term use. Compliant with RoHS and REACH standards for safety and environmental considerations.
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How Does QJ 1280 N2MA Bearing Handle Heavy Loads?
QJ 1280 N2MA Bearing is built with chrome steel rings and balls, offering robust resistance to heavy radial loads.
Its dynamic radial load capacity reaches 292500 lbf, ensuring dependable performance in demanding conditions.
The brass cage maintains ball alignment, reducing friction and enhancing durability.
With a maximum speed of 1,300 rpm, it delivers a balance of strength and efficiency.
Why Choose QJ 1280 N2MA Bearing for Precision Tasks?
QJ 1280 N2MA Bearing features a single-row design with four-point contact, providing precise load distribution.
Its P6 tolerance class ensures high accuracy, making it suitable for precision applications.
The chrome steel construction resists wear, maintaining performance over time.
Lubrication is optimised for smooth operation, even under heavy loads.
Engineered for Reliability: QJ 1280 N2MA Bearing
QJ 1280 N2MA Bearing is designed for durability, with chrome steel components that resist wear.
Its brass cage reduces friction, ensuring smooth operation in high-load scenarios.
The bearing operates efficiently within a temperature range of -30° to 110°C.
With a static radial load capacity of 731250 lbf, it excels in heavy-duty applications.
Steel vs Ceramic Bearings: Strengths of QJ 1280 N2MA Bearing
QJ 1280 N2MA Bearing uses chrome steel for its rings and balls, offering excellent strength and durability.
This material choice ensures reliable performance under heavy radial loads up to 292500 lbf.
The brass cage enhances stability, reducing friction and extending service life.
Its design is optimised for applications requiring both precision and robustness.
Industrial Uses of QJ 1280 N2MA Bearing
QJ 1280 N2MA Bearing is commonly used in heavy machinery, such as large gearboxes and industrial presses, where its four-point contact design handles combined radial and axial loads efficiently. The brass cage ensures smooth operation even under high stress.
What Makes QJ 1280 N2MA Bearing a Preferred Choice?
In wind turbine applications, QJ 1280 N2MA Bearing provides reliable performance due to its robust chrome steel construction and high load capacity. Its metric sizing makes it compatible with many European-designed systems.
Built for Heavy-Duty Use: QJ 1280 N2MA Bearing
This bearing excels in mining equipment, where its ability to withstand extreme loads and harsh conditions is essential. The open seal design allows for easy lubrication, extending service life in demanding environments.
Automotive vs Aerospace: Applications of QJ 1280 N2MA Bearing
While QJ 1280 N2MA Bearing is too large for most automotive uses, it’s ideal for aerospace ground support equipment, such as cargo loaders. Its precision tolerances ensure smooth operation in critical applications.
Key Fields for QJ 1280 N2MA Bearing
In steel mills, QJ 1280 N2MA Bearing supports rolling mills and conveyors, where its high static load capacity prevents deformation. The P6 tolerance class guarantees consistent performance in precision-heavy processes.
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