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Four-Point Contact Angular Contact Ball Bearings (General) QJ 307 N2PHAS
Four-Point Contact Angular Contact Ball Bearings (General) QJ 307 N2PHAS

Four-Point Contact Angular Contact Ball Bearings (General) QJ 307 N2PHAS

The QJ 307 N2PHAS is a four-point contact angular contact ball bearing with a 35mm bore and 80mm outer diameter, crafted from sturdy chrome steel. It manages radial loads up to 14400 lbf and operates smoothly at speeds up to 15000 RPM.

Its single-row design and open seal allow for easy lubrication, while the Peek cage ensures durability and low friction. 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 machinery where radial loads and high speeds are common.

Weighing 0.57kg, it offers a balance of strength and lightweight design. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number QJ 307 N2PHAS
  • 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 35 mm
  • Bore Dia Tolerance -0.01mm to 0
  • Outer Dia 80 mm
  • Outer Dia Tolerance -0.011mm to 0
  • Width 21 mm
  • Width Tolerance -0.05mm to 0
  • External Diameter On Inner Ring (Large Side Face) 46.2 mm
  • Internal Diameter On Outer Ring 64.3 mm
  • Chamfer Dimension 1.5 mm
  • Distance Pressure Point (a) 40 mm
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Peek
  • Dynamic Radial Load 14400 lbf
  • Static Radial Load 11475 lbf
  • Max Speed 15000 rpm
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Tolerance Class P6 (ABEC-3)
  • ROHS Compliant
  • REACH Compliant
  • Weight 0.57 kg

Features

Performance Features of QJ 307 N2PHAS Bearing

QJ 307 N2PHAS Bearing is built with chrome steel rings and balls, offering strong resistance to radial loads.
Its dynamic radial load capacity reaches 14,400 lbf, ensuring reliable performance in various applications.

The PEEK cage design maintains ball alignment, reducing friction and extending service life.
With a maximum speed of 15,000 rpm, it balances efficiency and durability.

QJ 307 N2PHAS Bearing operates smoothly in temperatures ranging from -30° to 110°C.
Its open design allows for easy lubrication, reducing maintenance needs.

The precise P6 tolerance class ensures consistent performance in demanding conditions.
QJ 307 N2PHAS Bearing’s four-point contact design provides excellent load distribution.

Application

Industrial Uses of QJ 307 N2PHAS Bearing
QJ 307 N2PHAS Bearing is commonly used in machine tools, where its four-point contact design handles combined radial and axial loads efficiently. The open seal type allows for easy lubrication, extending its service life in demanding conditions.

In automotive applications, QJ 307 N2PHAS Bearing fits well in gearboxes and wheel hubs, providing smooth rotation under high speeds. Its P6 tolerance class ensures precise alignment, which is vital for vehicle performance.

For automation systems, QJ 307 N2PHAS Bearing supports robotic arms and conveyor belts, thanks to its durable chrome steel construction. The Peek cage material reduces friction, making it suitable for continuous operation.

In medical imaging devices, QJ 307 N2PHAS Bearing offers reliable performance due to its stable load capacity. The wide temperature range also makes it adaptable to various clinical environments.

Q&A

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