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Super Precision Angular Contact Ball Bearings 7213 CDGA/HCP4A

Super Precision Angular Contact Ball Bearings 7213 CDGA/HCP4A

The 7213 CDGA/HCP4A is a super precision angular contact ball bearing with a 65mm bore and 120mm outer diameter, crafted from high-quality chrome steel. Its 15° contact angle and ceramic balls ensure smooth operation under radial loads up to 14918 lbf.

With a maximum speed of 32,500 RPM, this bearing is designed for high-performance applications. The phenolic cage adds durability while keeping the weight at just 0.88kg, making it both strong and lightweight.

The open design allows for easy lubrication, and it can handle temperatures from -30°C to 110°C. This model is interchangeable with SKF bearings and comes in a set of four for versatile mounting options.

Ideal for precision machinery like CNC spindles or high-speed motors, where accuracy and reliability are crucial. Its universal matching capability supports back-to-back, face-to-face, or tandem arrangements.

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Product Parameters

  • Part Number 7213 CDGA/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 65 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 120 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 23 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 15
  • 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 Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 14918 lbf
  • Static Radial Load 11925 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 32500 rpm
  • Weight 0.88 kg
Super Precision Angular Contact Ball Bearings 7213 CDGA/HCP4A dimension drawing
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Features

Why Choose 7213 CDGA/HCP4A Bearing for Precision Tasks?

7213 CDGA/HCP4A Bearing features a 15° contact angle, ideal for high-precision angular contact applications.
Its ceramic balls and chrome steel rings ensure smooth operation with minimal friction.

With a dynamic radial load capacity of 14918 lbf, it handles demanding tasks efficiently.
The phenolic cage maintains ball alignment, enhancing durability and performance.

Operating at speeds up to 32,500 rpm, it suits high-speed machinery.
Its P4A tolerance class guarantees consistent precision in critical applications.

The open design allows easy lubrication, reducing maintenance needs.
Its temperature range of -30°C to 110°C ensures reliability in varied conditions.

Application

Key Fields for 7213 CDGA/HCP4A Bearing
In machine tools, 7213 CDGA/HCP4A Bearing ensures high precision during operations, thanks to its ceramic balls and P4A tolerance class. The 15° contact angle helps manage both radial and axial loads smoothly.

For high-speed spindles in industrial settings, 7213 CDGA/HCP4A Bearing’s extra light preload reduces friction, enhancing efficiency. Its phenolic cage also provides stability under rapid rotations.

In robotics, 7213 CDGA/HCP4A Bearing supports articulated arms, where its angular contact design allows for precise movement. The chrome steel rings add durability in repetitive motion scenarios.

Automotive applications like electric motor shafts benefit from 7213 CDGA/HCP4A Bearing’s ceramic balls, which reduce heat buildup. The metric sizing ensures compatibility with various motor designs.

Q&A

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