Super Precision Angular Contact Ball Bearings S71906 CDGA/P4A

The S71906 CDGA/P4A is a super precision angular contact ball bearing with a 30mm bore and 47mm outer diameter, crafted from durable chrome steel. It features a 15° contact angle and comes sealed for protection, with grease lubrication for smooth operation.

This bearing handles radial loads up to 1609 lbf and spins at speeds up to 100,500 RPM, making it suitable for high-performance applications. Its phenolic cage ensures stability and reduces friction during use.

With an extra-light preload (Class A) and P4A tolerance, it offers precise performance in demanding setups. The bearing works in temperatures from -30°C to 110°C and weighs just 0.049kg.

Ideal for spindle drives or precision machinery, it can be paired in back-to-back, face-to-face, or tandem arrangements. Interchangeable with SKF bearings, it’s a reliable choice for replacements or upgrades.

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Description

Features

Application

Q&A

Product Parameters

Part Number S71906 CDGA/P4A
Brand TFL
Interchangeable SKF
Bore Dia 30 mm
Bore Dia Tolerance -0.004mm to 0
Outer Dia 47 mm
Outer Dia Tolerance -0.004mm to 0
Width 9 mm
Width Tolerance -0.2mm to 0
Ball Dia 4.762 mm
Ball Qty 20
Contact Angle 15°
Tolerance Class P4A
System of Measurement Metric
Seal Type Sealed
Matched Arrangement No
Number Of Bearings In Matched Set 3
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 1609 lbf
Static Radial Load 1024 lbf
Lubrication Grease
Temperature Range - 30°C to 110 °C
Max Speed 100500 rpm
Weight 0.049 kg
Price（$） 81.9

Super Precision Angular Contact Ball Bearings S71906 CDGA/P4A dimension drawing

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Features

Performance Features of S71906 CDGA/P4A Bearing

S71906 CDGA/P4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls provide durability, while the phenolic cage ensures smooth operation at high speeds.

With a dynamic radial load capacity of 1609 lbf, S71906 CDGA/P4A Bearing handles demanding conditions reliably.
The P4A tolerance class guarantees precision, making it suitable for high-accuracy machinery.

S71906 CDGA/P4A Bearing operates efficiently at speeds up to 100,500 rpm, thanks to its grease lubrication.
Its compact size (30 mm×47 mm×9 mm) allows for easy integration into precision systems.

The sealed design protects S71906 CDGA/P4A Bearing from contaminants, extending its service life.
It is also available in matched sets for universal mounting configurations.

Application

Common Applications of S71906 CDGA/P4A Bearing
S71906 CDGA/P4A Bearing is widely used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The sealed construction helps keep contaminants out, extending service life in demanding environments.

In robotics, S71906 CDGA/P4A Bearing provides smooth motion control for articulated arms, thanks to its extra light preload and phenolic cage. Its compact size makes it ideal for space-constrained applications.

For medical imaging devices, S71906 CDGA/P4A Bearing’s P4A tolerance class delivers the quiet operation needed for sensitive equipment. The chrome steel rings and balls offer reliable performance under continuous use.

In automotive electric motors, S71906 CDGA/P4A Bearing handles both radial and axial loads efficiently. The grease lubrication ensures low maintenance, even at high rotational speeds.

Consumer electronics like high-end printers benefit from S71906 CDGA/P4A Bearing’s balanced performance. Its lightweight design and smooth operation contribute to quieter device operation.