Super Precision Angular Contact Ball Bearings S71917 CEGA/P4A

The S71917 CEGA/P4A is a super precision angular contact ball bearing with an 85mm bore and 120mm outer diameter, designed for high-speed applications. Its 15° contact angle and sealed design ensure smooth operation under radial loads up to 6660 lbf.

Made from chrome steel with a phenolic cage, it offers durability and can handle speeds up to 17,000 RPM. The extra light preload (Class A) enhances precision, making it ideal for demanding tasks.

This bearing works well in temperatures from -30°C to 110°C and comes pre-lubricated with grease for easy maintenance. It’s interchangeable with SKF bearings and weighs just 0.52kg.

Perfect for machine tools or spindle drives where accuracy and speed are crucial. The universal matching option allows flexible arrangements like back-to-back or face-to-face mounting.

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Description

Features

Application

Q&A

Product Parameters

Part Number S71917 CEGA/P4A
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 18 mm
Width Tolerance -0.2mm to 0
Ball Dia 11.112 mm
Ball Qty 23
Contact Angle 15°
Tolerance Class P4A
System of Measurement Metric
Seal Type Sealed
Matched Arrangement No
Number Of Bearings In Matched Set 2
Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
Preload Extra light / Class A
For Load Direction Angular Contact
Ring Material Chrome Steel
Ball Material Chrome Steel
Cage Material Phenolic
Dynamic Radial Load 6660 lbf
Static Radial Load 5130 lbf
Lubrication Grease
Temperature Range - 30°C to 110 °C
Max Speed 17000 rpm
Weight 0.52 kg

Super Precision Angular Contact Ball Bearings S71917 CEGA/P4A dimension drawing

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Features

Performance Features of S71917 CEGA/P4A Bearing

S71917 CEGA/P4A Bearing is designed with a 15° contact angle, optimising performance in angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces weight and friction.

The bearing handles dynamic radial loads up to 6660 lbf, making it suitable for high-precision tasks.
With a maximum speed of 17,000 rpm, it delivers smooth operation in demanding conditions.

S71917 CEGA/P4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its sealed design and grease lubrication reduce maintenance needs, ensuring long-term reliability.

Application

Key Fields for S71917 CEGA/P4A Bearing
S71917 CEGA/P4A Bearing is widely used in high-precision machine tools, where its 15° contact angle ensures accurate radial and axial load handling. The sealed design keeps contaminants out, extending service life in demanding workshop conditions.

In robotics, S71917 CEGA/P4A Bearing supports articulated arms requiring smooth, low-friction movement. Its phenolic cage and grease lubrication make it ideal for repetitive motions in automated assembly lines.

For aerospace applications, S71917 CEGA/P4A Bearing’s P4A tolerance class provides the necessary precision for flight control systems. The chrome steel construction withstands both high speeds and temperature variations encountered in aviation.

Medical imaging devices benefit from S71917 CEGA/P4A Bearing’s quiet operation and consistent performance. The extra light preload ensures minimal vibration, critical for sensitive diagnostic equipment.

In electric vehicle motors, S71917 CEGA/P4A Bearing handles angular loads efficiently while maintaining energy efficiency. Its universal matching capability allows flexible mounting configurations for different motor designs.