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Super Precision Angular Contact Ball Bearings 7213 ACDGA/P4

Super Precision Angular Contact Ball Bearings 7213 ACDGA/P4

The 7213 ACDGA/P4 is a super precision angular contact ball bearing with a 65mm bore and 120mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 14332 lbf and operates smoothly at speeds up to 32,500 RPM.

With a 25° contact angle and open design, it offers excellent performance in high-speed applications. The phenolic cage ensures quiet operation and reduces friction.

This bearing is ideal for precision machinery like CNC spindles or grinding equipment, where accuracy is key. It can be arranged in back-to-back, face-to-face, or tandem configurations for versatile use.

Weighing 1.03kg, it meets P4 tolerance standards for top-tier precision. Suitable for temperatures from -30°C to 110°C, it’s a reliable choice for demanding industrial environments.

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Product Parameters

  • Part Number 7213 ACDGA/P4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 65 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 120 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 23 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 15
  • Contact Angle 25°
  • Tolerance Class P4
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 14332 lbf
  • Static Radial Load 11475 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 32500 rpm
  • Weight 1.03 kg
Super Precision Angular Contact Ball Bearings 7213 ACDGA/P4 dimension drawing
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Features

Why Choose 7213 ACDGA/P4 Bearing for Precision Tasks?

7213 ACDGA/P4 Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with precision.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.

With a dynamic radial load capacity of 14332 lbf, it performs reliably in high-speed applications.
The P4 tolerance class guarantees tight dimensional accuracy for demanding tasks.

Designed for extra light preload, 7213 ACDGA/P4 Bearing offers smooth operation up to 32,500 rpm.
Its universal matching capability allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.

The open design simplifies lubrication, maintaining optimal performance in temperatures from -30°C to 110°C.
This makes 7213 ACDGA/P4 Bearing a versatile choice for precision machinery.

Application

Industrial Uses of 7213 ACDGA/P4 Bearing
7213 ACDGA/P4 Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The extra light preload helps maintain stability during high-speed operations.

In automotive applications, 7213 ACDGA/P4 Bearing supports components like wheel hubs and transmissions, offering reliable performance under radial and axial loads. Its phenolic cage reduces friction, enhancing efficiency in demanding conditions.

For robotics, 7213 ACDGA/P4 Bearing provides smooth motion in articulated arms and joints, thanks to its P4 tolerance class. The chrome steel construction ensures durability in repetitive, high-precision movements.

Where Is 7213 ACDGA/P4 Bearing Used?
You’ll often find 7213 ACDGA/P4 Bearing in aerospace applications, such as helicopter rotor systems, where precision and reliability are critical. Its ability to handle high speeds makes it ideal for these environments.

In medical imaging devices, 7213 ACDGA/P4 Bearing ensures quiet and precise movement, essential for accurate diagnostics. The open design allows for easy lubrication, maintaining performance over time.

Built for Heavy-Duty Use: 7213 ACDGA/P4 Bearing
7213 ACDGA/P4 Bearing excels in industrial pumps and compressors, where its robust design handles both radial and thrust loads. The chrome steel balls and rings provide long-lasting wear resistance.

For automation systems, 7213 ACDGA/P4 Bearing is a go-to choice for linear guides and positioning tables. Its high-speed capability and low friction make it suitable for repetitive, precise movements.

Automotive vs Aerospace: Applications of 7213 ACDGA/P4 Bearing
In automotive systems, 7213 ACDGA/P4 Bearing is often used in high-performance engines and transmissions, where its durability and precision are key. The metric sizing ensures compatibility with various vehicle designs.

In aerospace, 7213 ACDGA/P4 Bearing is favoured for its ability to withstand extreme conditions, such as in turbine engines. The P4 tolerance class guarantees consistent performance under high stress and speed.

Q&A

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