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Super Precision Angular Contact Ball Bearings 71919 ACD/P4ADBA

Super Precision Angular Contact Ball Bearings 71919 ACD/P4ADBA

The 71919 ACD/P4ADBA is a super precision angular contact ball bearing with a 95mm bore and 130mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and comes in a matched pair for balanced performance.

This bearing handles radial loads up to 17122 lbf and operates smoothly at speeds up to 16000 RPM. Its phenolic cage ensures durability while keeping weight low.

The open design allows for easy lubrication, and it works in temperatures from -30°C to 110°C. The extra light preload (Class A) ensures minimal friction.

Ideal for high-precision applications like machine tool spindles or high-speed motors. Weighing 1.16kg, it’s robust yet manageable for its size. Interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 71919 ACD/P4ADBA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 95 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 130 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 36 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 28
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 17122 lbf
  • Static Radial Load 23400 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 1.16 kg
Super Precision Angular Contact Ball Bearings 71919 ACD/P4ADBA dimension drawing
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Features

Performance Features of 71919 ACD/P4ADBA Bearing

71919 ACD/P4ADBA Bearing is designed with a 25° contact angle, ideal for handling combined radial and axial loads.
The chrome steel rings and balls ensure durability and high precision in demanding applications.

With a dynamic radial load capacity of 17122 lbf, it performs reliably under heavy loads.
Its phenolic cage maintains ball alignment, reducing friction and wear for smoother operation.

71919 ACD/P4ADBA Bearing operates at speeds up to 16,000 rpm, making it suitable for high-speed machinery.
The extra light preload (Class A) ensures minimal friction and optimal performance.

The open design allows for easy lubrication, extending the bearing’s service life.
Its P4A tolerance class guarantees precision and consistency in high-accuracy applications.

71919 ACD/P4ADBA Bearing works in temperatures from -30°C to 110°C, ensuring versatility in various environments.
The matched arrangement of two bearings (DB) provides stability and balanced load distribution.

Application

Industrial Uses of 71919 ACD/P4ADBA Bearing
71919 ACD/P4ADBA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate radial and axial load handling. The phenolic cage reduces friction, making it suitable for high-speed operations.

In automotive applications, 71919 ACD/P4ADBA Bearing supports components like wheel hubs and transmissions, offering reliable performance under heavy loads. Its metric sizing and P4A tolerance class make it a preferred choice for European car manufacturers.

For medical imaging devices, 71919 ACD/P4ADBA Bearing’s chrome steel construction provides durability and smooth operation. The extra light preload ensures minimal vibration, crucial for maintaining image clarity in sensitive equipment.

Automation and robotics benefit from 71919 ACD/P4ADBA Bearing’s matched arrangement, which enhances stability in robotic arms and CNC machines. The open seal design allows for easy lubrication, extending service life in continuous operation.

In consumer electronics like high-end printers, 71919 ACD/P4ADBA Bearing’s precision engineering ensures quiet and efficient performance. Its temperature range of -30°C to 110°C makes it versatile for various indoor and outdoor applications.

Q&A

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