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Super Precision Angular Contact Ball Bearings 7019 ACB/P4A

Super Precision Angular Contact Ball Bearings 7019 ACB/P4A

The 7019 ACB/P4A is a super precision angular contact ball bearing with a 95mm bore and 145mm outer diameter, crafted from high-quality chrome steel. It handles both radial and angular loads, with a dynamic radial load capacity of 6210 lbf.

With a 25° contact angle and P4 tolerance class, it offers excellent accuracy and smooth operation at speeds up to 16,000 RPM. The phenolic cage ensures durability and reduces friction.

Its open design allows for easy lubrication, making maintenance straightforward. Ideal for high-precision applications like machine tools or spindle drives where reliability is key.

Weighing 1.3kg, it’s robust yet manageable for its size. Compliant with standard temperature ranges from -30°C to 110°C, it suits various industrial environments.

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Product Parameters

  • Part Number 7019 ACB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 95 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 145 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 10.319 mm
  • Ball Qty 26
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 6210 lbf
  • Static Radial Load 5512 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 16000 rpm
  • Weight 1.3 kg
  • Price（$） 954.81
Super Precision Angular Contact Ball Bearings 7019 ACB/P4A dimension drawing
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Features

Performance Features of 7019 ACB/P4A Bearing

7019 ACB/P4A Bearing is crafted with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 6210 lbf.

The phenolic cage ensures smooth operation, reducing friction at high speeds of 16,000 rpm.
Precision P4 (ABEC-7) tolerance guarantees reliable performance in demanding conditions.

7019 ACB/P4A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its open design allows easy lubrication, extending service life with minimal maintenance.

The matched arrangement option provides flexibility for complex installations.
With 26 balls of 10.319 mm diameter, it balances load capacity and rotational smoothness.

Application

Industrial Uses of 7019 ACB/P4A Bearing
7019 ACB/P4A 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 long operational hours.

In automotive applications, 7019 ACB/P4A Bearing supports wheel hubs and transmissions, handling both radial and axial loads efficiently. Its P4 tolerance class ensures consistent performance in demanding conditions.

For automation systems, 7019 ACB/P4A Bearing is ideal for robotic arms, providing smooth movement and reliability. The open design allows for easy lubrication, extending its service life in continuous use.

Medical imaging devices benefit from 7019 ACB/P4A Bearing’s precision and low noise operation. The chrome steel construction ensures durability in sterile environments.

In consumer electronics, 7019 ACB/P4A Bearing can be found in high-end printers, where its stability enhances print quality. The metric sizing makes it compatible with various European and Asian models.

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