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Super Precision Angular Contact Ball Bearings 7217 CDGC/P4A

Super Precision Angular Contact Ball Bearings 7217 CDGC/P4A

The 7217 CDGC/P4A is a super precision angular contact ball bearing with an 85mm bore and 150mm outer diameter, crafted from high-quality chrome steel. Its 15° contact angle efficiently manages both radial and axial loads, making it versatile for demanding applications.

With a dynamic radial load capacity of 22388 lbf, it handles heavy-duty operations smoothly. The phenolic cage ensures durability, while the open design allows for easy lubrication and maintenance. It operates well in temperatures from -30°C to 110°C.

This bearing is part of a matched set of four, suitable for universal matching in back-to-back, face-to-face, or tandem arrangements. Ideal for high-speed machinery like spindles or CNC equipment, where precision and reliability are crucial.

Weighing 1.86kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it ensures consistent performance in precision applications.

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Product Parameters

  • Part Number 7217 CDGC/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 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 22388 lbf
  • Static Radial Load 19800 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 CDGC/P4A dimension drawing
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Features

Performance Features of 7217 CDGC/P4A Bearing

7217 CDGC/P4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.

Its chrome steel rings and balls provide strong resistance to dynamic radial loads up to 22,388 lbf.

The phenolic cage ensures smooth operation at high speeds, reaching up to 17,000 rpm.

With a temperature range of -30°C to 110°C, it performs reliably in various operating conditions.

Application

Industrial Uses of 7217 CDGC/P4A Bearing
7217 CDGC/P4A Bearing is commonly used in high-precision machine tools, where its moderate preload and angular contact design ensure accurate spindle rotation. The open seal type allows for efficient lubrication, extending service life in demanding industrial environments.

In automotive applications, 7217 CDGC/P4A Bearing supports gearbox systems, providing smooth operation under radial and axial loads. Its chrome steel construction offers durability, making it suitable for both passenger and commercial vehicles.

For automation systems, 7217 CDGC/P4A Bearing is ideal for robotic arms, where its precision and speed capabilities enhance movement accuracy. The phenolic cage reduces friction, contributing to quieter operation in sensitive environments.

Medical imaging devices benefit from 7217 CDGC/P4A Bearing’s reliable performance, ensuring consistent operation in critical diagnostic equipment. The P4A tolerance class guarantees the precision needed for high-resolution scanning.

In consumer electronics, 7217 CDGC/P4A Bearing can be found in high-end printers, where its smooth rotation improves print quality. The metric sizing ensures compatibility with a wide range of European and Asian models.

Q&A

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