+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
Super Precision Angular Contact Ball Bearings 7217 CD/P4AQBCD

Super Precision Angular Contact Ball Bearings 7217 CD/P4AQBCD

The 7217 CD/P4AQBCD is a super precision angular contact ball bearing with an 85mm bore and 150mm outer diameter, crafted from durable chrome steel. Its 15° contact angle and heavy preload ensure stable performance under high radial loads up to 59,625 lbf.

This open-design bearing comes lubricated and can handle speeds up to 17,000 RPM, making it suitable for demanding applications. The phenolic cage adds strength while keeping weight manageable, despite its 7.42kg mass.

Designed as a matched set of four bearings, it offers consistent performance in precision setups. Ideal for machine tools or high-speed spindles where accuracy and reliability are key.

Operating smoothly from -30°C to 110°C, it’s interchangeable with SKF bearings for easy replacements. The P4A tolerance class ensures top-tier precision for industrial use.

Get A Free Quote
    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number 7217 CD/P4AQBCD
  • 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 112 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 4 bearings <<>> QBC
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing No
  • Preload Heavy / Class D
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 59625 lbf
  • Static Radial Load 79875 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 17000 rpm
  • Weight 7.42 kg
Super Precision Angular Contact Ball Bearings 7217 CD/P4AQBCD dimension drawing
Download DWG Download PDF

Features

Performance Features of 7217 CD/P4AQBCD Bearing

7217 CD/P4AQBCD Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability under high dynamic radial loads of 59,625 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation.
With a maximum speed of 17,000 rpm, it delivers reliable performance in precision tasks.

7217 CD/P4AQBCD Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its heavy preload class D design ensures stability in demanding conditions.

The matched arrangement of four bearings provides consistent performance in complex setups.
Lubrication is pre-applied, simplifying initial use and reducing maintenance needs.

Application

Industrial Uses of 7217 CD/P4AQBCD Bearing
The 7217 CD/P4AQBCD Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation.
Its heavy preload capability makes it suitable for applications requiring minimal deflection under heavy radial loads.

Where Is 7217 CD/P4AQBCD Bearing Used?
You’ll often find the 7217 CD/P4AQBCD Bearing in aerospace applications, such as helicopter rotor systems, where precision and reliability are critical.
The phenolic cage material helps reduce friction, making it ideal for high-speed operations.

Built for Heavy-Duty Use: 7217 CD/P4AQBCD Bearing
In industrial robotics, the 7217 CD/P4AQBCD Bearing supports articulated arms, providing smooth movement and long service life.
The chrome steel construction ensures durability even in demanding environments.

Automotive vs Aerospace: Applications of 7217 CD/P4AQBCD Bearing
In automotive systems, the 7217 CD/P4AQBCD Bearing is used in high-performance gearboxes, where its P4A tolerance class ensures precise alignment.
For aerospace, it’s favoured in landing gear mechanisms due to its ability to handle both radial and axial loads efficiently.

Practical Applications of 7217 CD/P4AQBCD Bearing
The 7217 CD/P4AQBCD Bearing is a reliable choice for medical imaging devices, where smooth rotation is essential for accurate diagnostics.
Its open design allows for easy lubrication, ensuring consistent performance over time.

Q&A

SEND INQUIRY