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Super Precision Angular Contact Ball Bearings S7211 ACDGB/P4A

Super Precision Angular Contact Ball Bearings S7211 ACDGB/P4A

The S7211 ACDGB/P4A is a super precision angular contact ball bearing with a 55mm bore and 100mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and comes pre-lubricated with grease for smooth operation.

This bearing handles radial loads up to 11858 lbf and can spin at speeds up to 34000 RPM, making it suitable for high-performance applications. Its phenolic cage ensures durability and reduces friction during use.

The sealed design keeps contaminants out, extending its lifespan in demanding environments. It operates efficiently in temperatures ranging from -30°C to 110°C.

Ideal for precision machinery like CNC spindles or high-speed motors, this bearing is interchangeable with SKF models. Weighing 0.62kg, it offers a balance of strength and precision for critical applications.

It can be arranged in back-to-back, face-to-face, or tandem configurations for versatile use. Compliant with P4A tolerance standards, it ensures reliable performance in exacting conditions.

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Product Parameters

  • Part Number S7211 ACDGB/P4A
  • 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 Sealed
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 2
  • 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 11858 lbf
  • Static Radial Load 9112 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 0.62 kg
Super Precision Angular Contact Ball Bearings S7211 ACDGB/P4A dimension drawing
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Features

Performance Features of S7211 ACDGB/P4A Bearing

S7211 ACDGB/P4A Bearing is crafted with chrome steel rings and balls, ensuring durability and precision in angular contact applications.
Its 25° contact angle allows for efficient handling of combined radial and axial loads.

The phenolic cage in S7211 ACDGB/P4A Bearing maintains ball alignment, reducing friction and enhancing performance.
With a dynamic radial load capacity of 11858 lbf, it excels in demanding conditions.

S7211 ACDGB/P4A Bearing operates smoothly at speeds up to 34,000 rpm, thanks to its precision P4A tolerance class.
The sealed design protects against contaminants, ensuring long-lasting reliability.

Designed for universal matching, S7211 ACDGB/P4A Bearing supports back-to-back, face-to-face, or tandem arrangements.
Its light preload (Class B) ensures optimal performance in high-speed applications.

Application

Industrial Uses of S7211 ACDGB/P4A Bearing
S7211 ACDGB/P4A Bearing is commonly used in high-speed machine tools, where its precision and angular contact design ensure accurate performance. The sealed construction helps keep contaminants out, extending the bearing’s lifespan in demanding environments.

In automotive applications, S7211 ACDGB/P4A Bearing is ideal for electric motor systems, providing reliable support under radial and axial loads. Its light preload and P4A tolerance class make it suitable for smooth, efficient operation.

For automation and robotics, S7211 ACDGB/P4A Bearing excels in robotic arms, offering low friction and high-speed capabilities. The phenolic cage material reduces weight while maintaining durability, perfect for repetitive movements.

In medical imaging devices, S7211 ACDGB/P4A Bearing’s chrome steel construction ensures consistent performance under precise conditions. The grease lubrication and sealed design make it a low-maintenance option for critical equipment.

Consumer electronics like high-end printers benefit from S7211 ACDGB/P4A Bearing’s quiet operation and stability. Its compact size and high-speed rating make it a reliable choice for precision-driven devices.

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