lianxidianhua 086 15806631151 send-sms info@sdtflbearing.com
/
/
Four-Point Contact Angular Contact Ball Bearings (General) QJ 224 N2MA
Four-Point Contact Angular Contact Ball Bearings (General) QJ 224 N2MA

Four-Point Contact Angular Contact Ball Bearings (General) QJ 224 N2MA

The QJ 224 N2MA is a four-point contact angular contact ball bearing with a 120mm bore and 215mm outer diameter, crafted from sturdy chrome steel. It manages radial loads up to 67500 lbf and operates smoothly at speeds up to 5000 RPM.

Its single-row design and brass cage ensure 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 heavy-duty applications like industrial gearboxes or machinery where radial loads are significant.

Weighing 6.95kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and eco-friendly use.

SEND INQUIRY

"*" indicates required fields

This field is for validation purposes and should be left unchanged.

Product Parameters

  • Part Number QJ 224 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 120 mm
  • Bore Dia Tolerance -0.015mm to 0
  • Outer Dia 215 mm
  • Outer Dia Tolerance -0.02mm to 0
  • Width 40 mm
  • Width Tolerance -0.05mm to 0
  • External Diameter On Inner Ring (Large Side Face) 152 mm
  • Internal Diameter On Outer Ring 183 mm
  • Chamfer Dimension 2.1 mm
  • Distance Pressure Point (a) 117 mm
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 67500 lbf
  • Static Radial Load 82125 lbf
  • Max Speed 5000 rpm
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Tolerance Class P6 (ABEC-3)
  • ROHS Compliant
  • REACH Compliant
  • Weight 6.95 kg

Features

Why Choose QJ 224 N2MA Bearing for Precision Tasks?

QJ 224 N2MA Bearing features a four-point contact design, offering high precision and load capacity.

Its chrome steel rings and balls ensure durability, while the brass cage maintains alignment for smooth operation.

With a dynamic radial load capacity of 67,500 lbf, it handles demanding applications with ease.

The P6 tolerance class guarantees consistent performance in precision tasks.

Application

Industrial Uses of QJ 224 N2MA Bearing
QJ 224 N2MA Bearing is commonly used in heavy machinery, such as industrial gearboxes and large conveyor systems, 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 224 N2MA Bearing a Preferred Choice?
In automotive applications, QJ 224 N2MA Bearing is ideal for wheel hubs and transmission systems, thanks to its high load capacity and precision tolerances. The chrome steel construction provides long-lasting performance in demanding conditions.

Built for Heavy-Duty Use: QJ 224 N2MA Bearing
For automation and robotics, QJ 224 N2MA Bearing offers reliable support in robotic arms and precision machinery, where its P6 tolerance class ensures accurate movement. The open design allows for easy lubrication and maintenance.

Medical vs Industrial: Where QJ 224 N2MA Bearing Excels
In medical imaging equipment, QJ 224 N2MA Bearing’s stable performance and low noise make it suitable for sensitive environments. Meanwhile, in industrial settings, its durability shines in high-load applications like presses and cranes.

Practical Applications of QJ 224 N2MA Bearing
QJ 224 N2MA Bearing is a great fit for wind turbines, where its ability to handle varying loads and speeds ensures consistent energy generation. The metric sizing also makes it compatible with many European-designed systems.

Q&A

SEND INQUIRY

"*" indicates required fields

This field is for validation purposes and should be left unchanged.