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Super Precision Angular Contact Ball Bearings 7215 CDGB/P4A

Super Precision Angular Contact Ball Bearings 7215 CDGB/P4A

The 7215 CDGB/P4A is a super precision angular contact ball bearing with a 75mm bore and 130mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 16088 lbf and operates smoothly at speeds up to 22000 RPM.

With a 15° contact angle and phenolic cage, it offers excellent stability and low friction. The open design allows for easy lubrication, ensuring long service life.

This bearing is ideal for high-precision applications like machine tools or spindle assemblies. Its P4A tolerance class guarantees exceptional accuracy.

Weighing 1.21kg, it’s robust yet manageable. Compatible with SKF bearings, it’s a versatile choice for replacements. Suitable for temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number 7215 CDGB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 75 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 130 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 25 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 17
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 4
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 16088 lbf
  • Static Radial Load 13950 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 22000 rpm
  • Weight 1.21 kg
  • Price（$） 179.136
Super Precision Angular Contact Ball Bearings 7215 CDGB/P4A dimension drawing
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Features

Performance Features of 7215 CDGB/P4A Bearing

7215 CDGB/P4A Bearing is designed with a 15° contact angle, optimising performance for angular contact loads.
Its chrome steel rings and balls provide strong resistance to dynamic radial loads up to 16088 lbf.

The phenolic cage ensures smooth operation, even at high speeds of up to 22,000 rpm.
With a precision tolerance class of P4A, it delivers reliable performance in demanding applications.

7215 CDGB/P4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its universal matching capability allows flexible arrangements like back-to-back or face-to-face configurations.

Application

Industrial Uses of 7215 CDGB/P4A Bearing
In machine tools, 7215 CDGB/P4A Bearing excels with its 15° contact angle, providing stability for high-speed spindles. The phenolic cage reduces friction, making it ideal for precision grinding operations.

Where Is 7215 CDGB/P4A Bearing Used?
You’ll often find 7215 CDGB/P4A Bearing in automotive transmissions, where its light preload ensures smooth gear shifts. Its P4A tolerance class guarantees consistent performance under radial loads.

Built for Heavy-Duty Use: 7215 CDGB/P4A Bearing
This bearing handles demanding conditions in industrial pumps, thanks to its chrome steel construction. The open design allows for easy relubrication, extending service life in harsh environments.

Medical vs Industrial: Where 7215 CDGB/P4A Bearing Excels
In medical imaging devices, 7215 CDGB/P4A Bearing offers quiet operation crucial for patient comfort. Meanwhile, its high-speed capability (up to 22,000 rpm) makes it equally valuable in CNC machinery.

Automotive vs Aerospace: Applications of 7215 CDGB/P4A Bearing
Car manufacturers rely on 7215 CDGB/P4A Bearing for wheel hubs due to its angular contact design. In aerospace, its metric sizing and universal matching suit compact actuator systems perfectly.

Q&A

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