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Super Precision Angular Contact Ball Bearings 7012 ACD/P4AQGB

Super Precision Angular Contact Ball Bearings 7012 ACD/P4AQGB

The 7012 ACD/P4AQGB is a super precision angular contact ball bearing with a 60mm bore and 95mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 22725 lbf and operates smoothly at speeds up to 39000 RPM.

Its 25° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face. The phenolic cage ensures quiet performance and long service life.

This bearing comes pre-lubricated and works in temperatures from -30°C to 110°C. Ideal for high-precision applications like machine tool spindles or robotics where accuracy is key.

Weighing 1.61kg, it’s part of a matched set of four bearings for balanced performance. Compliant with P4A tolerance class for exceptional precision.

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Product Parameters

  • Part Number 7012 ACD/P4AQGB
  • 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 72 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 19
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • 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 22725 lbf
  • Static Radial Load 29700 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 39000 rpm
  • Weight 1.61 kg
Super Precision Angular Contact Ball Bearings 7012 ACD/P4AQGB dimension drawing
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Features

Performance Features of 7012 ACD/P4AQGB Bearing

7012 ACD/P4AQGB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel construction ensures durability and resistance to wear under high dynamic radial loads of 22725 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation.
With a maximum speed of 39,000 rpm, it delivers reliable performance in high-speed applications.

7012 ACD/P4AQGB Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its universal matching capability allows flexible arrangement options for varied operational needs.

Application

Key Fields for 7012 ACD/P4AQGB Bearing
7012 ACD/P4AQGB Bearing is commonly used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The universal matching feature allows flexible arrangements like back-to-back or face-to-face setups.

In robotics, 7012 ACD/P4AQGB Bearing supports articulated arms and joints, thanks to its light preload and smooth operation. The phenolic cage reduces friction, making it ideal for repetitive movements.

For aerospace applications, 7012 ACD/P4AQGB Bearing’s P4A tolerance class meets strict precision requirements in components like landing gear systems. Its chrome steel construction withstands high speeds up to 39,000 rpm.

Where Is 7012 ACD/P4AQGB Bearing Used?
You’ll find 7012 ACD/P4AQGB Bearing in medical imaging devices, where its low vibration and high rigidity are crucial for clear scans. The open design simplifies lubrication maintenance in sterile environments.

Automotive vs Aerospace: Applications of 7012 ACD/P4AQGB Bearing
In automotive systems, 7012 ACD/P4AQGB Bearing handles angular loads in gearboxes, while its aerospace use focuses on turbine shafts. The metric sizing ensures compatibility across both industries.

Q&A

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