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Super Precision Angular Contact Ball Bearings 7211 CD/P4ADT
Super Precision Angular Contact Ball Bearings 7211 CD/P4ADT

Super Precision Angular Contact Ball Bearings 7211 CD/P4ADT

The 7211 CD/P4ADT is a super precision angular contact ball bearing with a 55mm bore and 100mm outer diameter, crafted from high-grade chrome steel. It handles radial loads up to 20340 lbf and operates smoothly at speeds up to 34000 RPM.

Its 15° contact angle and matched arrangement (two bearings << DT) provide excellent stability and preload options. The phenolic cage ensures quiet operation and durability, even under demanding conditions. This bearing is ideal for high-precision applications like machine tool spindles or high-speed motors, where accuracy and reliability are crucial. It works within a temperature range of -30°C to 110°C. Weighing 1.23kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings, making it a versatile choice for replacements or upgrades.

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Product Parameters

  • Part Number 7211 CD/P4ADT
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 55 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 42 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 15
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings << DT
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 20340 lbf
  • Static Radial Load 19125 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 1.23 kg

Features

Why Choose 7211 CD/P4ADT Bearing for Precision Tasks?

7211 CD/P4ADT Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its chrome steel construction ensures durability and reliable performance under dynamic radial loads up to 20340 lbf.

The matched arrangement of two bearings enhances stability, making it suitable for demanding setups.
With a maximum speed of 34,000 rpm, it delivers smooth operation in high-speed environments.

Phenolic cage material reduces friction and wear, extending the bearing’s service life.
Preload availability allows for fine-tuning, ensuring optimal performance in precision machinery.

Application

Industrial Uses of 7211 CD/P4ADT Bearing
7211 CD/P4ADT Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings provides stability in demanding industrial environments.

In automotive applications, 7211 CD/P4ADT Bearing supports high-speed components like turbochargers and gearboxes. Its phenolic cage offers smooth operation even under significant radial and angular loads.

For robotics, 7211 CD/P4ADT Bearing is ideal for articulated arms requiring precise movement. The P4A tolerance class ensures minimal vibration, enhancing performance in automated systems.

Medical imaging devices benefit from 7211 CD/P4ADT Bearing’s reliability and low noise operation. The chrome steel construction ensures durability in critical healthcare equipment.

In aerospace systems, 7211 CD/P4ADT Bearing handles high-speed rotations with ease. Its temperature range makes it suitable for both ground and flight conditions.

Q&A

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