Super Precision Angular Contact Ball Bearings S7020 ACE/HCP4AQBCA

The S7020 ACE/HCP4AQBCA is a super precision angular contact ball bearing with a 100mm bore and 150mm outer diameter, measuring 96mm in width. Made from chrome steel with ceramic balls, it offers smooth operation and durability.

This bearing handles radial loads up to 25200 lbf and spins at speeds up to 16250 RPM. Its 25° contact angle and extra-light preload ensure precise performance in demanding applications.

The sealed design keeps lubrication in and contaminants out, while the phenolic cage provides stability. It comes as a matched set of four bearings (QBC arrangement) for balanced load distribution.

Ideal for high-precision machinery like CNC spindles or medical equipment, it operates in temperatures from -30°C to 110°C. Weighing 4.74kg, it’s robust yet designed for accuracy.

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Description

Features

Application

Q&A

Product Parameters

Part Number S7020 ACE/HCP4AQBCA
Brand TFL
Interchangeable SKF
Bore Dia 100 mm
Bore Dia Tolerance -0.004mm to 0
Outer Dia 150 mm
Outer Dia Tolerance -0.004mm to 0
Width 96 mm
Width Tolerance -0.2mm to 0
Ball Dia 12.7 mm
Ball Qty 27
Contact Angle 25°
Tolerance Class P4A
System of Measurement Metric
Seal Type Sealed
Matched Arrangement 4 bearings <<>> QBC
Number Of Bearings In Matched Set 4
Universal Matching Bearing No
Preload Extra light / Class A
For Load Direction Angular Contact
Ring Material Chrome Steel
Ball Material Ceramic
Cage Material Phenolic
Dynamic Radial Load 25200 lbf
Static Radial Load 33750 lbf
Lubrication Grease
Temperature Range - 30°C to 110 °C
Max Speed 16250 rpm
Weight 4.74 kg

Super Precision Angular Contact Ball Bearings S7020 ACE/HCP4AQBCA dimension drawing

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Features

Performance Features of S7020 ACE/HCP4AQBCA Bearing

S7020 ACE/HCP4AQBCA Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
The ceramic balls and phenolic cage reduce friction, enhancing speed capabilities up to 16,250 rpm.

With a dynamic radial load capacity of 25,200 lbf, S7020 ACE/HCP4AQBCA Bearing handles high-performance demands effortlessly.
Its sealed design and grease lubrication ensure consistent operation in varied temperature ranges (-30°C to 110°C).

The matched arrangement of four bearings (QBC) provides stability and precision in P4A tolerance class.
Chrome steel rings and ceramic balls combine for durability and smooth performance under heavy loads.

Application

Super Precision Angular Contact Ball Bearings S7020 ACE/HCP4AQBCA excels in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction for smoother operation. The sealed design keeps contaminants out, ensuring long-lasting performance in demanding environments.

In robotics, S7020 ACE/HCP4AQBCA provides the accuracy needed for precise movements in automated arms and assembly lines. Its extra-light preload helps maintain stability without compromising speed or responsiveness.

For aerospace applications, S7020 ACE/HCP4AQBCA’s P4A tolerance class ensures reliability in critical systems like flight control mechanisms. The matched set of four bearings offers consistent load distribution, ideal for high-performance scenarios.

Medical imaging devices benefit from S7020 ACE/HCP4AQBCA’s low-noise operation and minimal vibration. The grease lubrication and wide temperature range make it suitable for continuous use in diagnostic equipment.

In electric motors, S7020 ACE/HCP4AQBCA handles both radial and axial loads efficiently. Its 25° contact angle optimises performance in high-speed rotations, making it a dependable choice for industrial and automotive applications.