Super Precision Angular Contact Ball Bearings S71915 CD/HCP4ADBA

The S71915 CD/HCP4ADBA is a super precision angular contact ball bearing with a 75mm bore and 105mm outer diameter, measuring 32mm wide. Made from chrome steel with ceramic balls, it offers smooth operation and durability.

This bearing handles radial loads up to 13162 lbf and spins at speeds up to 28000 RPM, making it suitable for high-performance applications. Its sealed design keeps lubrication in and contaminants out.

With a 15° contact angle and extra light preload, it ensures precise alignment and reduced friction. The phenolic cage adds strength while maintaining lightweight performance.

Ideal for machine tools or high-speed spindles where accuracy is key. It comes as a matched pair for balanced load distribution, weighing just 0.61kg per bearing. Compliant with P4A tolerance standards for reliable use.

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Description

Features

Application

Q&A

Product Parameters

Part Number S71915 CD/HCP4ADBA
Brand TFL
Interchangeable SKF
Bore Dia 75 mm
Bore Dia Tolerance -0.004mm to 0
Outer Dia 105 mm
Outer Dia Tolerance -0.004mm to 0
Width 32 mm
Width Tolerance -0.2mm to 0
Ball Dia 9.525 mm
Ball Qty 26
Contact Angle 15°
Tolerance Class P4A
System of Measurement Metric
Seal Type Sealed
Matched Arrangement 2 bearings <> DB
Number Of Bearings In Matched Set 2
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 13162 lbf
Static Radial Load 16875 lbf
Lubrication Grease
Temperature Range - 30°C to 110 °C
Max Speed 28000 rpm
Weight 0.61 kg

Super Precision Angular Contact Ball Bearings S71915 CD/HCP4ADBA dimension drawing

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Features

Performance Features of S71915 CD/HCP4ADBA Bearing

S71915 CD/HCP4ADBA Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.
The ceramic balls reduce friction, allowing smoother operation at high speeds up to 28,000 rpm.

Its phenolic cage ensures stability, even under dynamic radial loads of 13162 lbf.
The sealed design protects against contaminants, extending the bearing’s service life.

With a matched arrangement of two bearings, S71915 CD/HCP4ADBA Bearing offers enhanced rigidity.
The extra light preload class A ensures minimal vibration for high-precision tasks.

Chrome steel rings and ceramic balls provide excellent durability in temperatures from -30°C to 110°C.
This combination makes it suitable for demanding environments while maintaining reliability.

Application

Industrial Uses of S71915 CD/HCP4ADBA Bearing
S71915 CD/HCP4ADBA Bearing is commonly used in high-speed machine tools, where its precision and ceramic balls reduce friction and improve accuracy. The sealed design helps maintain performance in environments with dust or debris.

Where Is S71915 CD/HCP4ADBA Bearing Used?
In robotics, S71915 CD/HCP4ADBA Bearing supports articulated arms, ensuring smooth movement and long service life. Its phenolic cage offers stability under varying loads, making it ideal for automated systems.

Optimized for Performance: S71915 CD/HCP4ADBA Bearing
For medical imaging devices, S71915 CD/HCP4ADBA Bearing provides reliable rotation with minimal noise. The grease lubrication ensures consistent operation, even during prolonged use.

Automotive vs Aerospace: Applications of S71915 CD/HCP4ADBA Bearing
In automotive applications, S71915 CD/HCP4ADBA Bearing enhances gearbox efficiency, while in aerospace, its lightweight design and precision are valued for flight control systems. The matched arrangement ensures balanced performance.