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Super Precision Angular Contact Ball Bearings 7012 ACEGA/P4A

Super Precision Angular Contact Ball Bearings 7012 ACEGA/P4A

The 7012 ACEGA/P4A 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 3668 lbf and spins smoothly at speeds up to 33,000 RPM.

With a 25° contact angle and extra light preload, it offers precise performance for demanding applications. The open design and phenolic cage ensure reliable operation in temperatures from -30°C to 110°C.

This bearing is interchangeable with SKF models and comes lubricated for immediate use. Ideal for high-speed machinery like spindles or CNC equipment where accuracy is key.

Weighing 0.42kg, it’s part of a universal matching set, suitable for back-to-back, face-to-face, or tandem arrangements. Compliant with P4A tolerance class for top-tier precision.

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Product Parameters

  • Part Number 7012 ACEGA/P4A
  • 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 7.938 mm
  • Ball Qty 25
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 2
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 3668 lbf
  • Static Radial Load 2745 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 33000 rpm
  • Weight 0.42 kg
  • Price（$） 61.722
Super Precision Angular Contact Ball Bearings 7012 ACEGA/P4A dimension drawing
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Features

Performance Features of 7012 ACEGA/P4A Bearing

7012 ACEGA/P4A Bearing is designed with a 25° contact angle, offering precise angular contact performance.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.
With a dynamic radial load capacity of 3668 lbf, it handles demanding applications with ease.
The P4A tolerance class guarantees high precision, making it suitable for critical tasks.

How Does 7012 ACEGA/P4A Bearing Achieve High-Speed Performance?

7012 ACEGA/P4A Bearing supports speeds up to 33,000 rpm, thanks to its balanced design and quality materials.
The phenolic cage minimises weight and friction, enhancing efficiency at high speeds.
Its open seal type allows for effective lubrication, ensuring consistent performance.
The extra light preload further optimises its high-speed capabilities.

Engineered for Precision: 7012 ACEGA/P4A Bearing

7012 ACEGA/P4A Bearing meets P4A tolerance standards, delivering exceptional accuracy for precision applications.
Its 25° contact angle ensures optimal load distribution, reducing wear over time.
The chrome steel construction provides strength and resistance to deformation.
With universal matching options, it offers flexibility in various configurations.

Steel vs Ceramic Bearings: Strengths of 7012 ACEGA/P4A Bearing

7012 ACEGA/P4A Bearing uses chrome steel for both rings and balls, balancing cost and performance.
This material choice ensures reliable operation within a temperature range of -30°C to 110°C.
The phenolic cage complements the steel components, reducing noise and vibration.
Its 25-ball design distributes loads evenly, enhancing longevity.

Application

Key Fields for 7012 ACEGA/P4A Bearing
7012 ACEGA/P4A Bearing is commonly used in high-speed machine spindles, where its precision angular contact design ensures accurate rotation. The open seal type allows for efficient lubrication, making it suitable for continuous operation.

In robotics, 7012 ACEGA/P4A Bearing supports articulated arms, providing smooth movement with minimal friction. Its phenolic cage offers durability in repetitive motion applications.

For aerospace components, 7012 ACEGA/P4A Bearing handles radial and axial loads in navigation systems. The chrome steel construction ensures reliability under varying temperatures.

In medical imaging devices, 7012 ACEGA/P4A Bearing’s extra light preload enhances precision. Its P4A tolerance class guarantees consistent performance in sensitive equipment.

Automotive steering systems benefit from 7012 ACEGA/P4A Bearing’s 25° contact angle. The metric sizing ensures compatibility with European and Asian vehicle designs.

Q&A

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