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Four-Point Contact Angular Contact Ball Bearings (General) QJ 206 N2MA
Four-Point Contact Angular Contact Ball Bearings (General) QJ 206 N2MA

Four-Point Contact Angular Contact Ball Bearings (General) QJ 206 N2MA

The QJ 206 N2MA is a four-point contact angular contact ball bearing with a 30mm bore and 62mm outer diameter, crafted from sturdy chrome steel. It manages radial loads up to 8438 lbf and operates smoothly at speeds up to 19,000 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 pumps or gearboxes where radial and axial loads are present.

Weighing 0.24kg, it’s a compact yet robust choice. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number QJ 206 N2MA
  • Brand TFL
  • Interchangeable SKF
  • System of Measurement Metric
  • Bearing Type Ball
  • For Load Direction Four Point Contact
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 30 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 62 mm
  • Outer Dia Tolerance -0.011mm to 0
  • Width 16 mm
  • Width Tolerance -0.05mm to 0
  • External Diameter On Inner Ring (Large Side Face) 37.5 mm
  • Internal Diameter On Outer Ring 50.8 mm
  • Chamfer Dimension 1 mm
  • Distance Pressure Point (a) 32 mm
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 8438 lbf
  • Static Radial Load 6862 lbf
  • Max Speed 19000 rpm
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Tolerance Class P6 (ABEC-3)
  • ROHS Compliant
  • REACH Compliant
  • Weight 0.24 kg

Features

Performance Features of QJ 206 N2MA Bearing

QJ 206 N2MA Bearing is crafted with chrome steel rings and balls, offering strong resistance to radial loads.
Its dynamic radial load capacity reaches 8438 lbf, ensuring steady performance in various applications.

The brass cage maintains ball alignment, reducing friction and enhancing durability.
With a maximum speed of 19,000 rpm, it delivers both efficiency and reliability.

QJ 206 N2MA Bearing operates smoothly in temperatures ranging from -30° to 110°C.
Its open design allows for easy lubrication, ensuring consistent performance over time.

The P6 tolerance class ensures precision, making it suitable for high-accuracy tasks.
Its compact size and robust construction make it ideal for space-constrained applications.

Application

Industrial Uses of QJ 206 N2MA Bearing
QJ 206 N2MA Bearing is commonly used in machine tools, where its four-point contact design handles combined radial and axial loads efficiently. The open seal type simplifies lubrication, making it suitable for high-speed operations.

In automotive applications, QJ 206 N2MA Bearing supports gearboxes and wheel hubs, ensuring smooth performance under varying loads. Its brass cage enhances durability, even in demanding driving conditions.

For robotics, QJ 206 N2MA Bearing provides reliable motion control in robotic arms and automated systems. The precise P6 tolerance ensures consistent accuracy in repetitive tasks.

Where Is QJ 206 N2MA Bearing Used?
QJ 206 N2MA Bearing fits well in conveyor systems, where its chrome steel construction resists wear over time. The metric sizing makes it compatible with a wide range of industrial equipment.

In medical imaging devices, QJ 206 N2MA Bearing offers stable rotation for precise diagnostics. Its lubricated design ensures quiet operation, which is essential in healthcare environments.

Built for Heavy-Duty Use: QJ 206 N2MA Bearing
QJ 206 N2MA Bearing excels in heavy machinery, such as construction equipment, where its high dynamic load capacity is crucial. The brass cage adds strength, reducing maintenance needs.

For 3D printers, QJ 206 N2MA Bearing ensures smooth linear motion, improving print quality. Its compact design fits seamlessly into tight spaces without compromising performance.

Automotive vs Aerospace: Applications of QJ 206 N2MA Bearing
In automotive systems, QJ 206 N2MA Bearing handles the rigorous demands of transmissions and drivetrains. Its temperature range suits both cold starts and high-speed runs.

For aerospace components, QJ 206 N2MA Bearing provides reliable performance in actuators and control systems. The P6 tolerance ensures precision in critical flight operations.

Q&A

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