Super Precision Angular Contact Ball Bearings 7219 ACD/P4ADBC

The 7219 ACD/P4ADBC is a super precision angular contact ball bearing with a 95mm bore and 170mm outer diameter, crafted from durable chrome steel. It measures 64mm in width and comes as a matched pair for balanced performance.

Designed for angular loads, it handles radial loads up to 48600 lbf and spins smoothly at speeds up to 15000 RPM. The phenolic cage ensures quiet operation and long service life.

Its open design allows easy lubrication, while the 25° contact angle provides stability under heavy loads. The bearing operates well in temperatures from -30°C to 110°C.

Ideal for high-precision applications like machine tool spindles or industrial gearboxes. Weighing 5.4kg, it’s robust yet manageable for its size. Compliant with P4A tolerance class for exceptional accuracy.

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Description

Features

Application

Q&A

Product Parameters

Part Number 7219 ACD/P4ADBC
Brand TFL
Interchangeable SKF
Bore Dia 95 mm
Bore Dia Tolerance -0.004mm to 0
Outer Dia 170 mm
Outer Dia Tolerance -0.004mm to 0
Width 64 mm
Width Tolerance -0.2mm to 0
Ball Dia 23.812 mm
Ball Qty 15
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 Moderate / Class C
For Load Direction Angular Contact
Ring Material Chrome Steel
Ball Material Chrome Steel
Cage Material Phenolic
Dynamic Radial Load 48600 lbf
Static Radial Load 51300 lbf
Lubrication Lubricated
Temperature Range - 30°C to 110 °C
Max Speed 15000 rpm
Weight 5.4 kg

Super Precision Angular Contact Ball Bearings 7219 ACD/P4ADBC dimension drawing

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Features

Why Choose 7219 ACD/P4ADBC Bearing for Precision Tasks?

7219 ACD/P4ADBC Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its chrome steel construction ensures durability and reliable performance under dynamic radial loads up to 48,600 lbf.

The matched arrangement of two bearings provides stability, ideal for moderate preload requirements.
With a maximum speed of 15,000 rpm, it balances precision and efficiency in demanding conditions.

Phenolic cage material reduces friction, enhancing smooth operation and longevity.
Its P4A tolerance class guarantees consistent performance for critical applications.

Application

Industrial Uses of 7219 ACD/P4ADBC Bearing
7219 ACD/P4ADBC Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The moderate preload and P4A tolerance class make it suitable for demanding industrial environments.

Where Is 7219 ACD/P4ADBC Bearing Used?
In automotive applications, 7219 ACD/P4ADBC Bearing supports gearbox systems, providing stable performance under radial and axial loads. Its chrome steel construction offers durability in high-speed scenarios.

Perfect Fit for Automation: 7219 ACD/P4ADBC Bearing
7219 ACD/P4ADBC Bearing excels in robotic arms and automated production lines, where precise movement is essential. The matched bearing arrangement enhances stability and load distribution.

Medical vs Industrial: Where 7219 ACD/P4ADBC Bearing Excels
For medical imaging devices, 7219 ACD/P4ADBC Bearing delivers reliable performance due to its low vibration and high-speed capabilities. In industrial settings, it’s favoured for its robustness in heavy machinery.

Light-Duty vs Heavy-Duty: Best Uses for 7219 ACD/P4ADBC Bearing
7219 ACD/P4ADBC Bearing performs well in both light-duty applications like precision instruments and heavy-duty uses such as large-scale pumps. Its phenolic cage ensures smooth operation across various loads.