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-QJ-217-MA-Dimensions.webp)
The QJ 217 MA is a four-point contact angular contact ball bearing with an 85mm bore and 150mm outer diameter, crafted from sturdy chrome steel. It manages radial loads up to 35100 lbf and operates smoothly at speeds up to 7500 RPM.
Its single-row design and brass cage ensure 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, offering a practical replacement option. It’s well-suited for applications like industrial gearboxes or heavy machinery where radial loads are prevalent.
Weighing 2.25kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe and dependable choice.
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How Does QJ 217 MA Bearing Handle Radial Loads?
QJ 217 MA Bearing is built with chrome steel rings and balls, offering strong resistance to radial loads.
Its dynamic radial load capacity reaches 35100 lbf, ensuring reliable performance in demanding conditions.
The brass cage maintains ball alignment, reducing friction and extending operational life.
With a maximum speed of 7,500 rpm, it provides a balance of durability and efficiency.
Why Choose QJ 217 MA Bearing for Precision Tasks?
QJ 217 MA Bearing features a four-point contact design, enabling precise load distribution.
Its P6 tolerance class ensures high accuracy, making it suitable for precision applications.
The open seal type allows for easy lubrication, maintaining smooth operation.
With a temperature range of -30° to 110°C, it performs reliably in various environments.
Engineered for Precision: QJ 217 MA Bearing
QJ 217 MA Bearing’s single-row construction provides stability under radial and axial loads.
The chrome steel materials enhance durability, while the brass cage reduces wear.
Its 85 mm bore diameter accommodates larger shafts, offering versatility in applications.
Designed for speeds up to 7,500 rpm, it ensures efficient performance in high-speed settings.
Steel vs Ceramic Bearings: Strengths of QJ 217 MA Bearing
QJ 217 MA Bearing uses chrome steel for both rings and balls, ensuring strength and longevity.
The brass cage design minimises friction, making it more efficient than some ceramic alternatives.
With a static radial load capacity of 38925 lbf, it handles heavy-duty applications with ease.
Its compliance with ROHS and REACH standards ensures environmental and safety considerations are met.
Performance Features of QJ 217 MA Bearing
QJ 217 MA Bearing’s four-point contact design distributes loads evenly, reducing stress points.
The lubricated construction ensures smooth operation, even at high speeds.
Its 150 mm outer diameter and 28 mm width provide a compact yet robust solution.
Operating within a -30° to 110°C range, it adapts well to varying thermal conditions.
Industrial Uses of QJ 217 MA Bearing
QJ 217 MA Bearing is commonly used in heavy machinery, such as gearboxes and industrial pumps, where its four-point contact design handles both radial and axial loads efficiently. The brass cage ensures smooth operation even under high stress.
In automotive applications, QJ 217 MA Bearing fits well in wheel hubs and transmission systems, offering reliable performance under varying loads. Its P6 tolerance class makes it suitable for precision automotive components.
For robotics, QJ 217 MA Bearing provides stability in robotic arms and automated systems, thanks to its chrome steel construction. The open seal design allows for easy lubrication, extending its service life in continuous operations.
Where Is QJ 217 MA Bearing Used?
QJ 217 MA Bearing finds its place in conveyor systems, where its ability to manage heavy loads keeps operations running smoothly. The metric sizing ensures compatibility with a wide range of industrial equipment.
In medical imaging devices, QJ 217 MA Bearing’s precision and durability are key for consistent performance. The temperature range of -30° to 110°C makes it adaptable to various clinical environments.
Built for Heavy-Duty Use: QJ 217 MA Bearing
QJ 217 MA Bearing excels in construction equipment, such as cranes and excavators, where its high load capacity is essential. The chrome steel rings and balls provide long-lasting wear resistance.
In 3D printers, QJ 217 MA Bearing ensures accurate movement of print heads, contributing to high-quality outputs. Its lubricated design reduces friction, enhancing overall efficiency.
Automotive vs Aerospace: Applications of QJ 217 MA Bearing
In automotive settings, QJ 217 MA Bearing supports drivetrain components, offering reliability under high-speed conditions. The brass cage helps dampen vibrations for smoother rides.
For aerospace applications, QJ 217 MA Bearing is used in landing gear systems, where its precision and load-handling capabilities are crucial. The P6 tolerance ensures it meets stringent aviation standards.
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-QJ-217-MA-Drawing.webp)