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Super Precision Angular Contact Ball Bearings 7217 ACDGB/P4A

Super Precision Angular Contact Ball Bearings 7217 ACDGB/P4A

The 7217 ACDGB/P4A is a super precision angular contact ball bearing with an 85mm bore and 150mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 21510 lbf and operates smoothly at speeds up to 17000 RPM.

With a 25° contact angle and light preload, it offers excellent stability for high-precision applications. The open design allows easy lubrication, while the phenolic cage ensures quiet operation.

This bearing is ideal for machine tools or spindle systems where accuracy is key. It works in temperatures from -30°C to 110°C and comes in a universal matching set for flexible arrangements.

Weighing 1.86kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for reliable replacements.

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Product Parameters

  • Part Number 7217 ACDGB/P4A
  • 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 28 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 19.05 mm
  • Ball Qty 17
  • Contact Angle 25°
  • Tolerance Class P4A
  • 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 Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 21510 lbf
  • Static Radial Load 19125 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 17000 rpm
  • Weight 1.86 kg
Super Precision Angular Contact Ball Bearings 7217 ACDGB/P4A dimension drawing
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Features

Performance Features of 7217 ACDGB/P4A Bearing

7217 ACDGB/P4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel construction ensures durability and resistance to wear under high dynamic radial loads of 21510 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation at speeds up to 17,000 rpm.
With a precise P4A tolerance class, it delivers reliable performance in demanding conditions.

7217 ACDGB/P4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its open design allows for easy lubrication, ensuring consistent performance over time.

Application

Key Fields for 7217 ACDGB/P4A Bearing
The 7217 ACDGB/P4A Bearing is commonly used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. Its open design and phenolic cage make it suitable for high-speed operations.

How Does 7217 ACDGB/P4A Bearing Improve Performance?
In automotive applications, 7217 ACDGB/P4A Bearing enhances gearbox efficiency with its light preload and P4A tolerance class. The chrome steel construction provides durability under demanding conditions.

Perfect Fit for Automation: 7217 ACDGB/P4A Bearing
Robotic arms benefit from 7217 ACDGB/P4A Bearing’s high-speed capability and universal matching options. Its consistent performance is ideal for repetitive, precision tasks in automated systems.

Medical vs Industrial: Where 7217 ACDGB/P4A Bearing Excels
In medical imaging devices, 7217 ACDGB/P4A Bearing offers reliable operation with minimal vibration. Industrial pumps also rely on its robust design for long-term performance.

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