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Super Precision Angular Contact Ball Bearings 7217 CD/P4ADBB
Super Precision Angular Contact Ball Bearings 7217 CD/P4ADBB

Super Precision Angular Contact Ball Bearings 7217 CD/P4ADBB

The 7217 CD/P4ADBB is a super precision angular contact ball bearing with an 85mm bore and 150mm outer diameter, crafted from durable chrome steel. It measures 56mm in width and comes as a matched pair for balanced performance.

Designed for angular contact loads, it handles up to 36675 lbf dynamically and spins smoothly at speeds up to 17000 RPM. The phenolic cage ensures quiet operation and longevity.

Its open design allows easy lubrication, while the 15° contact angle provides stability under combined loads. The bearings are preloaded lightly for precise alignment in demanding setups.

Ideal for high-precision applications like machine tool spindles or robotics, where accuracy and speed matter. Compliant with P4A tolerance standards for reliable performance. Weighing 3.71kg, it’s robust yet manageable for its size.

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Product Parameters

  • Part Number 7217 CD/P4ADBB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 85 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 56 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 19.05 mm
  • Ball Qty 17
  • Contact Angle 15°
  • 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 Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 36675 lbf
  • Static Radial Load 39600 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 17000 rpm
  • Weight 3.71 kg

Features

Why Choose 7217 CD/P4ADBB Bearing for Precision Tasks?

7217 CD/P4ADBB 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 36675 lbf.

The matched arrangement of two bearings provides stability, making it suitable for demanding setups.
With a maximum speed of 17,000 rpm, it balances precision and efficiency in high-speed operations.

Phenolic cage material reduces friction, contributing to smoother operation and longer service life.
The P4A tolerance class guarantees consistent performance in precision engineering tasks.

Application

Industrial Uses of 7217 CD/P4ADBB Bearing
7217 CD/P4ADBB 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 heavy cutting operations.

In automotive applications, 7217 CD/P4ADBB Bearing supports high-speed gearboxes, handling both radial and axial loads efficiently. Its phenolic cage reduces friction, making it suitable for prolonged use in demanding conditions.

For robotics, 7217 CD/P4ADBB Bearing’s light preload and P4A tolerance class enable smooth movement in articulated arms. The chrome steel construction ensures durability even in continuous operation.

Where Is 7217 CD/P4ADBB Bearing Used?
You’ll find 7217 CD/P4ADBB Bearing in CNC machining centres, where its precision and speed capabilities enhance performance. The open seal design allows for easy lubrication maintenance.

In aerospace systems, 7217 CD/P4ADBB Bearing handles the rigorous demands of flight control mechanisms. Its high dynamic load rating ensures reliability in critical applications.

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