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Four-Point Contact Angular Contact Ball Bearings (General) QJ 319 N2PHAS
Four-Point Contact Angular Contact Ball Bearings (General) QJ 319 N2PHAS

Four-Point Contact Angular Contact Ball Bearings (General) QJ 319 N2PHAS

The QJ 319 N2PHAS is a four-point contact angular contact ball bearing, measuring 95mm by 200mm by 45mm. Made from durable chrome steel, it handles radial loads up to 68625 lbf and operates smoothly at speeds up to 6000 RPM.
Its single-row design with a PEEK cage offers reliable performance, while the open seal allows for easy lubrication. The bearing works in temperatures from -30°C to 110°C, making it versatile for various conditions.
This model is interchangeable with SKF bearings, ideal for replacements in heavy machinery or industrial applications. Its four-point contact design efficiently manages combined radial and axial loads.
Weighing 7.45kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, ensuring safe and eco-friendly use.

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Product Parameters

  • Part Number QJ 319 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 95 mm
  • Bore Dia Tolerance -0.015mm to 0
  • Outer Dia 200 mm
  • Outer Dia Tolerance -0.02mm to 0
  • Width 45 mm
  • Width Tolerance -0.05mm to 0
  • External Diameter On Inner Ring (Large Side Face) 131 mm
  • Internal Diameter On Outer Ring 165 mm
  • Chamfer Dimension 3 mm
  • Distance Pressure Point (a) 103 mm
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Peek
  • Dynamic Radial Load 68625 lbf
  • Static Radial Load 76500 lbf
  • Max Speed 6000 rpm
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Tolerance Class P6 (ABEC-3)
  • ROHS Compliant
  • REACH Compliant
  • Weight 7.45 kg

Features

How Is QJ 319 N2PHAS Bearing Engineered for Reliability?

QJ 319 N2PHAS Bearing features a four-point contact design, allowing it to handle both radial and axial loads efficiently.
The chrome steel rings and balls provide durability, while the Peek cage ensures smooth operation at high speeds.

With a dynamic radial load capacity of 68625 lbf, QJ 319 N2PHAS Bearing is suitable for heavy-duty applications.
Its P6 tolerance class ensures precision, making it ideal for demanding industrial environments.

The open design of QJ 319 N2PHAS Bearing simplifies lubrication, reducing maintenance requirements.
It operates reliably within a temperature range of -30° to 110 °C, adapting to various working conditions.

Application

Industrial Uses of QJ 319 N2PHAS Bearing
QJ 319 N2PHAS Bearing is commonly used in heavy machinery, such as industrial gearboxes and large pumps, where its four-point contact design handles combined radial and axial loads efficiently. The chrome steel construction ensures durability in demanding environments.

What Makes QJ 319 N2PHAS Bearing a Preferred Choice?
In automation systems, QJ 319 N2PHAS Bearing is ideal for robotic arms and precision equipment, thanks to its P6 tolerance class for consistent performance. The Peek cage material reduces friction, enhancing longevity in high-speed applications.

Built for Heavy-Duty Use: QJ 319 N2PHAS Bearing
QJ 319 N2PHAS Bearing excels in construction equipment, supporting components like crane slewing rings with its high static radial load capacity. Its open design allows for easy lubrication, making maintenance straightforward.

Automotive vs Aerospace: Applications of QJ 319 N2PHAS Bearing
In automotive applications, QJ 319 N2PHAS Bearing is found in heavy-duty transmissions, while in aerospace, it supports auxiliary systems requiring reliable load handling. The metric sizing ensures compatibility across various industries.

Essential Roles of QJ 319 N2PHAS Bearing
QJ 319 N2PHAS Bearing is a key component in wind turbine yaw systems, where its ability to handle dynamic loads ensures smooth operation. The temperature range of -30° to 110°C makes it suitable for diverse climates.

Q&A

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