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Super Precision Angular Contact Ball Bearings S7012 CDGA/HCP4A

Super Precision Angular Contact Ball Bearings S7012 CDGA/HCP4A

The S7012 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 can spin at speeds up to 31,000 RPM, thanks to its phenolic cage and grease lubrication. The sealed design keeps contaminants out, ensuring smooth operation.

With a 15° contact angle and P4A tolerance class, it offers excellent precision for demanding applications. Ideal for high-speed machinery like spindles or CNC equipment where accuracy is crucial.

Weighing just 0.34kg, it’s lightweight yet durable. It can be used in matched sets for back-to-back, face-to-face, or tandem arrangements, providing flexibility in installation. Compliant with industry standards for reliable performance.

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Product Parameters

  • Part Number S7012 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 Sealed
  • 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 9068 lbf
  • Static Radial Load 7762 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 31000 rpm
  • Weight 0.34 kg
Super Precision Angular Contact Ball Bearings S7012 CDGA/HCP4A dimension drawing
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Features

How Is S7012 CDGA/HCP4A Bearing Engineered for Reliability?

S7012 CDGA/HCP4A Bearing features a 15° contact angle, optimised for precision angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction for smoother operation.

The phenolic cage maintains ball alignment, ensuring consistent performance even at high speeds.
With a dynamic radial load capacity of 9068 lbf, it handles demanding conditions with ease.

S7012 CDGA/HCP4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its sealed design and grease lubrication minimise maintenance needs, extending service life.

The P4A tolerance class guarantees high precision, making it suitable for critical applications.
Its universal matching capability allows flexible arrangement options for varied requirements.

Application

Super Precision Angular Contact Ball Bearings S7012 CDGA/HCP4A are commonly used in high-speed machine tools, where their 15° contact angle ensures accurate radial and axial load handling. The ceramic balls reduce friction, making them ideal for precision grinding applications.

In robotics, S7012 CDGA/HCP4A Bearings provide smooth motion control in articulated arms, thanks to their extra-light preload and P4A tolerance class. The phenolic cage offers durability in repetitive movements.

For aerospace applications, S7012 CDGA/HCP4A Bearings are favoured in gyroscopes and navigation systems due to their consistent performance under varying temperatures. The sealed design helps maintain lubrication in demanding conditions.

Medical imaging devices benefit from S7012 CDGA/HCP4A Bearings’ low vibration and high-speed capabilities. The chrome steel rings ensure long-term reliability in critical diagnostic equipment.

In electric motors, S7012 CDGA/HCP4A Bearings support efficient power transmission with minimal energy loss. The grease lubrication extends service intervals, reducing maintenance needs.

Q&A

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