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Super Precision Angular Contact Ball Bearings 7012 CDGA/HCP4A

Super Precision Angular Contact Ball Bearings 7012 CDGA/HCP4A

The 7012 CDGA/HCP4A is a super precision angular contact ball bearing with a 60mm bore and 95mm outer diameter, crafted from high-quality chrome steel. Its compact 18mm width makes it suitable for tight spaces, while the ceramic balls enhance performance.

This bearing handles radial loads up to 9068 lbf and reaches speeds of 34,000 RPM, thanks to its phenolic cage and extra light preload. It operates smoothly in temperatures from -30°C to 110°C.

The open design allows for easy lubrication, and its P4A tolerance class ensures high precision. It can be arranged back-to-back, face-to-face, or tandem for versatile applications.

Ideal for high-speed machinery like spindles or CNC equipment, this bearing is interchangeable with SKF models. Weighing 0.34kg, it offers a balance of strength and lightness.

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Product Parameters

  • Part Number 7012 CDGA/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 95 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 19
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 9068 lbf
  • Static Radial Load 7762 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 0.34 kg
Super Precision Angular Contact Ball Bearings 7012 CDGA/HCP4A dimension drawing
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Features

Performance Features of 7012 CDGA/HCP4A Bearing

7012 CDGA/HCP4A Bearing is designed with a 15° contact angle, offering precise angular contact performance.
Its chrome steel rings and ceramic balls ensure smooth operation under high-speed conditions.

The phenolic cage maintains ball alignment, reducing friction and enhancing durability.
With a dynamic radial load capacity of 9068 lbf, it handles demanding applications effectively.

7012 CDGA/HCP4A Bearing operates at speeds up to 34,000 rpm, balancing speed and reliability.
Its extra light preload ensures minimal resistance, ideal for precision tasks.

The open design allows easy lubrication, maintaining performance over time.
With a temperature range of -30°C to 110°C, it adapts to various working environments.

Application

Industrial Uses of 7012 CDGA/HCP4A Bearing
7012 CDGA/HCP4A Bearing is commonly used in high-speed machine spindles, where its ceramic balls and phenolic cage reduce friction and heat buildup. The P4A tolerance ensures precise alignment, crucial for maintaining accuracy in CNC machining.

In robotics, 7012 CDGA/HCP4A Bearing supports articulated arms, providing smooth motion thanks to its angular contact design. The extra light preload minimises resistance, making it ideal for repetitive movements.

For medical imaging devices, 7012 CDGA/HCP4A Bearing’s chrome steel rings offer durability, while the ceramic balls ensure quiet operation. Its high-speed capability suits applications like MRI scanners, where reliability is key.

Automotive applications include electric vehicle motors, where 7012 CDGA/HCP4A Bearing handles both radial and axial loads efficiently. The lubricated design extends service life, even under continuous use.

In aerospace systems, 7012 CDGA/HCP4A Bearing’s lightweight construction and high-speed performance make it suitable for auxiliary equipment. The temperature range allows it to function reliably in varying conditions.

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