+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
Four-Point Contact Angular Contact Ball Bearings (General) QJ 208 N2MA

Four-Point Contact Angular Contact Ball Bearings (General) QJ 208 N2MA

The QJ 208 N2MA is a four-point contact angular contact ball bearing, measuring 40mm by 80mm by 18mm. Made from chrome steel with a brass cage, it offers durability and smooth operation.

It handles radial loads up to 12600 lbf and spins at speeds up to 15000 RPM. The open design allows for easy lubrication, ensuring long service life.

Its single-row construction and precise P6 tolerance make it reliable for high-performance applications. The bearing works well in temperatures from -30°C to 110°C.

Ideal for machinery requiring high-speed rotation and radial load support, such as pumps or gearboxes. Compliant with RoHS and REACH standards, it’s a safe and versatile choice. Weighing 0.45kg, it balances strength and lightweight design.

Get A Free Quote
    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number QJ 208 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 40 mm
  • Bore Dia Tolerance -0.01mm to 0
  • Outer Dia 80 mm
  • Outer Dia Tolerance -0.011mm to 0
  • Width 18 mm
  • Width Tolerance -0.05mm to 0
  • External Diameter On Inner Ring (Large Side Face) 49.5 mm
  • Internal Diameter On Outer Ring 66 mm
  • Chamfer Dimension 1.1 mm
  • Distance Pressure Point (a) 42 mm
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 12600 lbf
  • Static Radial Load 11025 lbf
  • Max Speed 15000 rpm
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Tolerance Class P6 (ABEC-3)
  • ROHS Compliant
  • REACH Compliant
  • Weight 0.45 kg
Four-Point Contact Angular Contact Ball Bearings (General) QJ 208 N2MA dimension drawing
Download DWG Download PDF

Features

Why Choose QJ 208 N2MA Bearing for Precision Tasks?

QJ 208 N2MA Bearing features a four-point contact design, allowing it to handle both radial and axial loads efficiently.
Its chrome steel rings and balls provide durability, while the brass cage ensures smooth operation.

With a dynamic radial load capacity of 12600 lbf, QJ 208 N2MA Bearing is suitable for demanding applications.
The P6 tolerance class guarantees high precision, making it ideal for tasks requiring accuracy.

QJ 208 N2MA Bearing operates smoothly at speeds up to 15,000 rpm, balancing performance and reliability.
Its open design simplifies maintenance, reducing downtime and operational costs.

The temperature range of -30° to 110 °C ensures QJ 208 N2MA Bearing performs well in various environments.
Its compact size and lightweight design make it easy to integrate into different systems.

Application

Industrial Uses of QJ 208 N2MA Bearing
QJ 208 N2MA Bearing is commonly used in machine tools, where its four-point contact design handles both radial and axial loads efficiently. The brass cage ensures smooth operation even at high speeds.

In automotive applications, QJ 208 N2MA Bearing fits well in gearboxes and wheel hubs, providing reliable performance under varying loads. Its metric dimensions make it a versatile choice for many vehicle models.

For robotics, QJ 208 N2MA Bearing offers precision in mechanical arms and automated systems. The chrome steel construction ensures durability, while the open seal allows for easy lubrication.

In industrial fans, QJ 208 N2MA Bearing supports high-speed rotation with minimal friction. The P6 tolerance class guarantees consistent performance in demanding environments.

Medical imaging devices benefit from QJ 208 N2MA Bearing’s smooth operation and low noise. Its brass cage reduces wear, making it suitable for long-term use in sensitive equipment.

Q&A

SEND INQUIRY