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Super Precision Angular Contact Ball Bearings 7019 ACD/P4ATBTC

Super Precision Angular Contact Ball Bearings 7019 ACD/P4ATBTC

The 7019 ACD/P4ATBTC is a super precision angular contact ball bearing, measuring 95mm by 145mm by 72mm, crafted from durable chrome steel. It features a 25° contact angle and comes in a set of three bearings arranged back-to-back for balanced load handling.

This bearing supports dynamic radial loads up to 37125 lbf and operates smoothly at speeds up to 15000 RPM. Its phenolic cage ensures quiet performance, while the open design allows for easy lubrication and maintenance.

The matched set arrangement provides stability under moderate preload, making it ideal for high-precision applications. Suitable for use in machine tools or spindle systems where accuracy is crucial.

With a temperature range of -30°C to 110°C, it performs reliably in various environments. Weighing 3.63kg, it’s robust yet manageable for its size, and interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 7019 ACD/P4ATBTC
  • 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 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing No
  • Preload Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 37125 lbf
  • Static Radial Load 51300 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 15000 rpm
  • Weight 3.63 kg
Super Precision Angular Contact Ball Bearings 7019 ACD/P4ATBTC dimension drawing
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Features

Performance Features of 7019 ACD/P4ATBTC Bearing

7019 ACD/P4ATBTC Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.

Its chrome steel rings and balls provide strong resistance to radial and thrust loads, ensuring reliable performance.

The phenolic cage maintains ball alignment, reducing friction and extending service life.

With a maximum speed of 15,000 rpm, it balances precision and efficiency in demanding conditions.

Application

Key Fields for 7019 ACD/P4ATBTC Bearing
7019 ACD/P4ATBTC Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of three bearings provides excellent stability for heavy cutting operations.

In aerospace applications, 7019 ACD/P4ATBTC Bearing handles both radial and axial loads in turbine engines. Its phenolic cage offers lightweight durability, crucial for high-speed performance.

For robotics, 7019 ACD/P4ATBTC Bearing supports articulated arms with smooth, precise movement. The moderate preload reduces vibration, making it ideal for automated assembly lines.

Medical imaging systems benefit from 7019 ACD/P4ATBTC Bearing’s low noise and high rigidity. The chrome steel construction ensures long-term reliability in sensitive diagnostic equipment.

In electric vehicle motors, 7019 ACD/P4ATBTC Bearing manages high rotational speeds efficiently. Its P4A tolerance class guarantees consistent performance under demanding conditions.

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