Super Precision Angular Contact Ball Bearings 71919 ACDGC/P4A

The 71919 ACDGC/P4A 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 handles radial loads up to 10395 lbf, spinning smoothly at speeds up to 16000 RPM.

Its open design and phenolic cage ensure durability, while the moderate preload (Class C) enhances stability during operation. The bearing operates efficiently in temperatures ranging from -30°C to 110°C.

This model is interchangeable with SKF bearings and comes in a set of three, allowing for versatile arrangements like back-to-back or face-to-face. Ideal for high-precision applications such as machine tools or spindle drives.

Weighing 0.58kg, it offers a balance of strength and precision, meeting the P4A tolerance class for exceptional accuracy.

Get A Free Quote

Description

Features

Application

Q&A

Product Parameters

Part Number 71919 ACDGC/P4A
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 18 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 No
Number Of Bearings In Matched Set 3
Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
Preload Moderate / Class C
For Load Direction Angular Contact
Ring Material Chrome Steel
Ball Material Chrome Steel
Cage Material Phenolic
Dynamic Radial Load 10395 lbf
Static Radial Load 11700 lbf
Lubrication Lubricated
Temperature Range - 30°C to 110 °C
Max Speed 16000 rpm
Weight 0.58 kg

Super Precision Angular Contact Ball Bearings 71919 ACDGC/P4A dimension drawing

Download DWG Download PDF

Features

Performance Features of 71919 ACDGC/P4A Bearing

71919 ACDGC/P4A Bearing is crafted with chrome steel rings and balls, offering high precision and durability.
Its 25° contact angle ensures optimal load distribution, enhancing performance in angular contact applications.

The phenolic cage maintains ball alignment, reducing friction and extending operational life.
With a dynamic radial load capacity of 10395 lbf, it handles demanding conditions effortlessly.

71919 ACDGC/P4A Bearing operates smoothly at speeds up to 16,000 rpm, balancing speed and reliability.
Its P4A tolerance class guarantees precision, making it ideal for high-accuracy machinery.

The open design allows for easy lubrication, ensuring consistent performance over time.
Weighing just 0.58 kg, it combines strength with lightweight efficiency.

Application

Industrial Uses of 71919 ACDGC/P4A Bearing
71919 ACDGC/P4A Bearing is commonly used in high-speed machine tools, where its moderate preload and P4A tolerance ensure precise spindle rotation. The 25° contact angle provides excellent radial and axial load capacity for demanding operations.

Where Is 71919 ACDGC/P4A Bearing Used?
In automotive applications, 71919 ACDGC/P4A Bearing supports components like electric motors and turbochargers, thanks to its high-speed capability and chrome steel construction. The phenolic cage reduces friction, enhancing efficiency in these systems.

Built for Heavy-Duty Use: 71919 ACDGC/P4A Bearing
For robotics and automation, 71919 ACDGC/P4A Bearing offers reliable performance in articulated arms and precision gearboxes. Its universal matching feature allows flexible arrangements like back-to-back or tandem setups.

Medical vs Industrial: Where 71919 ACDGC/P4A Bearing Excels
In medical imaging equipment, 71919 ACDGC/P4A Bearing’s low vibration and high accuracy are crucial for clear scans. Industrial pumps benefit from its durability and ability to handle combined loads in harsh environments.

Practical Applications of 71919 ACDGC/P4A Bearing
71919 ACDGC/P4A Bearing is ideal for aerospace applications, such as helicopter rotor systems, where its temperature range and speed rating meet rigorous standards. The open design simplifies lubrication maintenance during service intervals.