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Super Precision Angular Contact Ball Bearings 7216 CD/HCP4AQBCD

Super Precision Angular Contact Ball Bearings 7216 CD/HCP4AQBCD

The 7216 CD/HCP4AQBCD is a super precision angular contact ball bearing with an 80mm bore and 140mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles heavy radial loads up to 50625 lbf and spins smoothly at speeds up to 28000 RPM.

Its 15° contact angle and heavy preload design ensure stable performance in high-precision applications. The phenolic cage adds durability while keeping the bearing lightweight.

This set includes four matched bearings, ideal for applications requiring tight tolerances, such as machine tool spindles or high-speed robotics. The open design allows for easy lubrication and maintenance.

Operating in temperatures from -30°C to 110°C, it’s a reliable choice for demanding environments. Weighing 4.95kg, it balances strength and precision for industrial use.

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Product Parameters

  • Part Number 7216 CD/HCP4AQBCD
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 80 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 140 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 104 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 17.462 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 50625 lbf
  • Static Radial Load 67500 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 4.95 kg
Super Precision Angular Contact Ball Bearings 7216 CD/HCP4AQBCD dimension drawing
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Features

Performance Features of 7216 CD/HCP4AQBCD Bearing

7216 CD/HCP4AQBCD Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.

The phenolic cage ensures smooth operation, even at high speeds up to 28,000 rpm.
With a dynamic radial load capacity of 50,625 lbf, it handles demanding conditions reliably.

Precision-matched in sets of four, 7216 CD/HCP4AQBCD Bearing offers consistent performance.
Its heavy preload design minimises deflection, maintaining accuracy in high-speed applications.

The open design allows for easy lubrication, extending service life.
Operating between -30°C to 110°C, it performs well in varied temperature conditions.

Application

Industrial Uses of 7216 CD/HCP4AQBCD Bearing
This bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it suitable for high-speed operations.

Where Is 7216 CD/HCP4AQBCD Bearing Used?
You’ll find this bearing in automotive applications like high-performance gearboxes, where its heavy preload handles demanding angular loads. The phenolic cage adds durability in these tough conditions.

Built for Heavy-Duty Use: 7216 CD/HCP4AQBCD Bearing
In robotics, this bearing supports articulated arms, thanks to its P4A tolerance for precise movement. The matched set of four bearings ensures consistent performance in automated systems.

Medical vs Industrial: Where 7216 CD/HCP4AQBCD Bearing Excels
For medical imaging devices, this bearing’s chrome steel rings provide reliable, smooth rotation. In industrial settings, its ceramic balls excel in high-speed CNC machines.

Q&A

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