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Super Precision Angular Contact Ball Bearings S7213 CD/P4ADFA

Super Precision Angular Contact Ball Bearings S7213 CD/P4ADFA

The S7213 CD/P4ADFA 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 24300 lbf and operates smoothly at speeds up to 36000 RPM.

Its sealed design keeps lubrication in and contaminants out, while the phenolic cage ensures quiet and efficient performance. The bearing comes preloaded for extra light use, making it ideal for high-precision applications.

This model features a 15° contact angle and is matched in a DF arrangement for better load distribution. It works well in temperatures from -30°C to 110°C.

Weighing 2.06kg, it’s a robust choice for machine tools or spindle systems where precision and reliability are key. Compliant with P4A tolerance standards for consistent performance.

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Product Parameters

  • Part Number S7213 CD/P4ADFA
  • 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 46 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 15
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement 2 bearings >< DF
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 24300 lbf
  • Static Radial Load 23850 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 2.06 kg
Super Precision Angular Contact Ball Bearings S7213 CD/P4ADFA dimension drawing
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Features

Performance Features of S7213 CD/P4ADFA Bearing

S7213 CD/P4ADFA Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.
Its matched arrangement of two bearings enhances stability and performance in angular contact scenarios.

The chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and wear.
With a dynamic radial load capacity of 24,300 lbf, it handles demanding conditions reliably.

S7213 CD/P4ADFA Bearing operates smoothly at speeds up to 36,000 rpm, thanks to its sealed design and grease lubrication.
It maintains performance across a temperature range of -30°C to 110°C, suitable for various environments.

The P4A tolerance class guarantees high precision, making it ideal for applications requiring exacting standards.
Its preload class A ensures minimal vibration and noise during operation.

Application

Industrial Uses of S7213 CD/P4ADFA Bearing
S7213 CD/P4ADFA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction helps keep contaminants out, extending the bearing’s lifespan in demanding environments.

In automotive applications, S7213 CD/P4ADFA Bearing supports high-speed components like turbochargers and transmission systems. Its extra light preload and phenolic cage contribute to smooth, low-friction performance under heavy loads.

For medical imaging devices, S7213 CD/P4ADFA Bearing’s P4A tolerance class provides the precision needed for consistent, reliable operation. The chrome steel construction also ensures durability in critical healthcare equipment.

Automation & robotics benefit from S7213 CD/P4ADFA Bearing’s matched DF arrangement, which enhances stability in robotic arms and CNC systems. The grease lubrication further reduces maintenance needs in continuous operation.

In aerospace applications, S7213 CD/P4ADFA Bearing’s high-speed capability and temperature resistance make it suitable for avionics and flight control systems. Its lightweight phenolic cage is an added advantage for weight-sensitive designs.

Q&A

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