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Four-Point Contact Angular Contact Ball Bearings (General) QJ 216 MA
Four-Point Contact Angular Contact Ball Bearings (General) QJ 216 MA

Four-Point Contact Angular Contact Ball Bearings (General) QJ 216 MA

The QJ 216 MA is a four-point contact angular contact ball bearing with an 80mm bore and 140mm outer diameter, crafted from sturdy chrome steel. It manages radial loads up to 32850 lbf and operates smoothly at speeds up to 8000 RPM.

Its single-row design and brass cage provide durability, while the open construction 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 applications like pumps or gearboxes where radial and axial loads are present.

Weighing 1.85kg, it offers a robust solution for industrial machinery. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number QJ 216 MA
  • 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 80 mm
  • Bore Dia Tolerance -0.012mm to 0
  • Outer Dia 140 mm
  • Outer Dia Tolerance -0.015mm to 0
  • Width 26 mm
  • Width Tolerance -0.05mm to 0
  • External Diameter On Inner Ring (Large Side Face) 95.3 mm
  • Internal Diameter On Outer Ring 120 mm
  • Chamfer Dimension 2 mm
  • Distance Pressure Point (a) 77 mm
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 32850 lbf
  • Static Radial Load 35100 lbf
  • Max Speed 8000 rpm
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Tolerance Class P6 (ABEC-3)
  • ROHS Compliant
  • REACH Compliant
  • Weight 1.85 kg

Features

Performance Features of QJ 216 MA Bearing

QJ 216 MA Bearing is designed with chrome steel rings and balls, offering excellent resistance to radial loads.
Its dynamic radial load capacity reaches 32850 lbf, ensuring reliable performance in various applications.

The brass cage maintains ball alignment, reducing friction and enhancing durability.
With a maximum speed of 8,000 rpm, it balances high-speed operation with stability.

QJ 216 MA Bearing operates efficiently in temperatures ranging from -30° to 110°C.
Its open design allows for easy lubrication, ensuring smooth and consistent performance.

The precision tolerance class P6 (ABEC-3) ensures accurate and reliable operation.
This makes QJ 216 MA Bearing suitable for demanding industrial applications.

Application

Industrial Uses of QJ 216 MA Bearing
QJ 216 MA Bearing is commonly used in heavy machinery like industrial gearboxes and pumps, where its four-point contact design handles combined radial and axial loads efficiently. The brass cage ensures smooth operation even under high-speed conditions.

What Makes QJ 216 MA Bearing a Preferred Choice?
In automotive applications, QJ 216 MA Bearing is ideal for wheel hubs and transmission systems due to its robust chrome steel construction. Its metric sizing and P6 tolerance make it a reliable fit for precision engineering.

Built for Heavy-Duty Use: QJ 216 MA Bearing
For automation equipment, QJ 216 MA Bearing supports robotic arms and conveyor systems with its high dynamic load capacity. The open seal design allows for easy lubrication, extending service life in demanding environments.

Medical vs Industrial: Where QJ 216 MA Bearing Excels
While QJ 216 MA Bearing excels in industrial settings like steel mills, its precision also suits medical imaging devices. The temperature range of -30° to 110°C ensures consistent performance across various applications.

Q&A

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