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Super Precision Angular Contact Ball Bearings 7019 CD/PA9AQBTG70
Super Precision Angular Contact Ball Bearings 7019 CD/PA9AQBTG70

Super Precision Angular Contact Ball Bearings 7019 CD/PA9AQBTG70

The 7019 CD/PA9AQBTG70 is a super precision angular contact ball bearing with a 95mm bore and 145mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 39150 lbf and operates smoothly at speeds up to 15000 RPM.

With a 15° contact angle and phenolic cage, it offers stable performance under angular loads. The open design allows easy lubrication, while the PA9A tolerance class ensures high precision.

This bearing comes in a matched set of three, ideal for applications requiring tight alignment, such as machine tool spindles. It works well in temperatures from -30°C to 110°C.

Weighing 3.63kg, it’s robust yet manageable for its size. Interchangeable with SKF bearings, it’s a reliable choice for precision machinery.

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Product Parameters

  • Part Number 7019 CD/PA9AQBTG70
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 95 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 145 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 72 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 21
  • Contact Angle 15°
  • Tolerance Class PA9A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 4 bearings <>>> QBT
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 39150 lbf
  • Static Radial Load 54000 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 15000 rpm
  • Weight 3.63 kg

Features

Performance Features of 7019 CD/PA9AQBTG70 Bearing

7019 CD/PA9AQBTG70 Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability under high dynamic radial loads of up to 39,150 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a maximum speed of 15,000 rpm, it delivers reliable performance in high-speed scenarios.

7019 CD/PA9AQBTG70 Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its preload availability and matched arrangement of 4 bearings provide stability in precision applications.

The open seal design allows for easy lubrication, ensuring consistent performance over time.
Weighing 3.63 kg, it balances strength and manageability for industrial use.

Application

Key Fields for 7019 CD/PA9AQBTG70 Bearing
7019 CD/PA9AQBTG70 Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it suitable for high-speed operations.

In aerospace applications, 7019 CD/PA9AQBTG70 Bearing supports critical components like turbine shafts, thanks to its robust chrome steel construction. The matched arrangement of four bearings provides stability under heavy radial loads.

For robotics, 7019 CD/PA9AQBTG70 Bearing offers reliable performance in articulated arms, where smooth movement is essential. Its open seal type allows for easy lubrication, extending service life in demanding environments.

Automotive systems benefit from 7019 CD/PA9AQBTG70 Bearing in gearboxes, where its dynamic radial load capacity ensures durability. The 15° contact angle helps manage combined loads efficiently.

In medical imaging devices, 7019 CD/PA9AQBTG70 Bearing’s precision and low noise operation are ideal for sensitive equipment. The PA9A tolerance class guarantees consistent performance in critical applications.

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