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Super Precision Angular Contact Ball Bearings 7212 ACD/P4ADBC

Super Precision Angular Contact Ball Bearings 7212 ACD/P4ADBC

The 7212 ACD/P4ADBC is a super precision angular contact ball bearing with a 60mm bore and 110mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 19890 lbf and operates smoothly at speeds up to 36000 RPM.

With a 25° contact angle and moderate preload, it offers excellent stability for angular contact applications. The phenolic cage ensures durability and quiet operation, even under high-speed conditions.

This matched set of two bearings in a DB arrangement is ideal for precision machinery like spindles or CNC equipment. It performs reliably in temperatures ranging from -30°C to 110°C.

Weighing 1.62kg, it’s a robust choice for demanding industrial environments. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacements.

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Product Parameters

  • Part Number 7212 ACD/P4ADBC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 110 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 44 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 16
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 19890 lbf
  • Static Radial Load 20250 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 1.62 kg
Super Precision Angular Contact Ball Bearings 7212 ACD/P4ADBC dimension drawing
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Features

Performance Features of 7212 ACD/P4ADBC Bearing

7212 ACD/P4ADBC Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.

Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.

With a dynamic radial load capacity of 19890 lbf, it handles demanding conditions reliably.

The moderate preload (Class C) enhances stability, making it suitable for high-speed operations up to 36,000 rpm.

Application

Industrial Uses of 7212 ACD/P4ADBC Bearing
This bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The moderate preload helps maintain stability during heavy cutting operations.

In automotive applications, 7212 ACD/P4ADBC Bearing supports performance in gearbox systems, particularly in high-speed scenarios. Its phenolic cage reduces friction, enhancing efficiency under continuous use.

For robotics, 7212 ACD/P4ADBC Bearing provides reliable motion control in articulated arms, thanks to its matched arrangement. The P4A tolerance class ensures consistent performance in repetitive tasks.

Medical imaging devices benefit from 7212 ACD/P4ADBC Bearing’s smooth operation, crucial for precise positioning. The chrome steel construction offers durability in sterile environments.

In aerospace systems, 7212 ACD/P4ADBC Bearing handles both radial and axial loads in flight control mechanisms. Its high-speed capability makes it suitable for demanding aviation applications.

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