Super Precision Angular Contact Ball Bearings 71917 ACD/HCP4ADGB

The 71917 ACD/HCP4ADGB is a super precision angular contact ball bearing with an 85mm bore and 120mm outer diameter, crafted from high-quality chrome steel. Its 25° contact angle and ceramic balls ensure smooth operation under radial loads up to 16088 lbf.

With a maximum speed of 28000 RPM, this bearing is designed for high-performance applications. The phenolic cage and universal matching feature allow flexible arrangements like back-to-back or face-to-face setups.

Ideal for machine tools or precision equipment, it handles temperatures from -30°C to 110°C. The P4A tolerance class guarantees exceptional accuracy, while its lightweight 0.9kg design maintains durability.

Pre-lubricated and RoHS compliant, this bearing comes in a matched set of two for balanced performance. Its open design simplifies maintenance in demanding industrial environments.

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Description

Features

Application

Q&A

Product Parameters

Part Number 71917 ACD/HCP4ADGB
Brand TFL
Interchangeable SKF
Bore Dia 85 mm
Bore Dia Tolerance -0.004mm to 0
Outer Dia 120 mm
Outer Dia Tolerance -0.004mm to 0
Width 36 mm
Width Tolerance -0.2mm to 0
Ball Dia 11.112 mm
Ball Qty 25
Contact Angle 25°
Tolerance Class P4A
System of Measurement Metric
Seal Type Open
Matched Arrangement Universal matching
Number Of Bearings In Matched Set 2
Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
Preload Light / Class B
For Load Direction Angular Contact
Ring Material Chrome Steel
Ball Material Ceramic
Cage Material Phenolic
Dynamic Radial Load 16088 lbf
Static Radial Load 20588 lbf
Lubrication Lubricated
Temperature Range - 30°C to 110 °C
Max Speed 28000 rpm
Weight 0.9 kg

Super Precision Angular Contact Ball Bearings 71917 ACD/HCP4ADGB dimension drawing

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Features

Performance Features of 71917 ACD/HCP4ADGB Bearing

71917 ACD/HCP4ADGB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.

The phenolic cage ensures smooth operation at high speeds, up to 28,000 rpm.
Universal matching allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.

With a dynamic radial load capacity of 16,088 lbf, it handles demanding conditions reliably.
The P4A tolerance class guarantees precision performance in critical applications.

Light preload (Class B) minimises vibration and noise for smoother operation.
Its open design simplifies lubrication, ensuring consistent performance over time.

Application

Industrial Uses of 71917 ACD/HCP4ADGB Bearing
71917 ACD/HCP4ADGB Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.

What Makes 71917 ACD/HCP4ADGB Bearing a Preferred Choice?
In robotics, 71917 ACD/HCP4ADGB Bearing provides reliable performance in articulated arms, thanks to its universal matching feature. The phenolic cage offers durability while maintaining lightweight properties.

Built for Heavy-Duty Use: 71917 ACD/HCP4ADGB Bearing
For automotive applications like electric motor systems, 71917 ACD/HCP4ADGB Bearing handles both radial and axial loads efficiently. Its P4A tolerance class ensures consistent performance under demanding conditions.

Medical vs Industrial: Where 71917 ACD/HCP4ADGB Bearing Excels
In medical imaging devices, 71917 ACD/HCP4ADGB Bearing’s chrome steel rings and ceramic balls provide quiet, precise movement. Industrial pumps benefit from its high-speed capabilities and robust construction.

Automation and Robotics: 71917 ACD/HCP4ADGB Bearing in Action
71917 ACD/HCP4ADGB Bearing is a go-to for automated production lines, where its light preload enhances positioning accuracy. The tandem arrangement option allows for custom setups in complex machinery.