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Super Precision Angular Contact Ball Bearings 7211 ACDGB/HCP4A

Super Precision Angular Contact Ball Bearings 7211 ACDGB/HCP4A

The 7211 ACDGB/HCP4A is a super precision angular contact ball bearing with a 55mm bore and 100mm outer diameter, crafted from high-quality chrome steel. It features ceramic balls for reduced friction and a phenolic cage for durability.

This bearing handles radial loads up to 11858 lbf and spins smoothly at speeds up to 34000 RPM, thanks to its 25° contact angle and light preload. It operates efficiently in temperatures from -30°C to 110°C.

Its open design allows for easy lubrication, while the P4A tolerance class ensures high precision. The bearing can be paired in back-to-back, face-to-face, or tandem arrangements for versatile use.

Ideal for high-speed applications like machine tool spindles or precision equipment, it’s interchangeable with SKF bearings. Weighing 0.51kg, it’s a robust yet lightweight choice for demanding setups.

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Product Parameters

  • Part Number 7211 ACDGB/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 55 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 21 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 15
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 11858 lbf
  • Static Radial Load 9112 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 0.51 kg
Super Precision Angular Contact Ball Bearings 7211 ACDGB/HCP4A dimension drawing
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Features

Performance Features of 7211 ACDGB/HCP4A Bearing

7211 ACDGB/HCP4A Bearing is designed with a 25° 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 34,000 rpm.
This combination of materials also allows the bearing to perform well in temperatures ranging from -30°C to 110°C.

With a dynamic radial load capacity of 11,858 lbf, 7211 ACDGB/HCP4A Bearing handles demanding conditions reliably.
Its precision P4A tolerance class ensures consistent performance in high-accuracy applications.

The open design simplifies lubrication, maintaining optimal performance over time.
Its universal matching capability allows flexible arrangement options for various operational needs.

Application

Industrial Uses of 7211 ACDGB/HCP4A Bearing
7211 ACDGB/HCP4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.

What Makes 7211 ACDGB/HCP4A Bearing a Preferred Choice?
In automotive applications, 7211 ACDGB/HCP4A Bearing supports gearbox systems, providing reliable performance under angular loads. Its light preload and P4A tolerance class make it suitable for high-precision requirements.

Perfect Fit for Automation: 7211 ACDGB/HCP4A Bearing
For robotic arms and automated systems, 7211 ACDGB/HCP4A Bearing offers excellent stability and low heat generation. The phenolic cage enhances durability in continuous operation scenarios.

Medical vs Industrial: Where 7211 ACDGB/HCP4A Bearing Excels
In medical imaging devices, 7211 ACDGB/HCP4A Bearing’s precision and low noise are crucial for clear diagnostics. Industrial applications benefit from its high-speed capability and load handling.

Key Fields for 7211 ACDGB/HCP4A Bearing
7211 ACDGB/HCP4A Bearing is often found in 3D printers, where its angular contact design ensures precise movement. The open seal type allows for easy lubrication, extending its service life.

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