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Super Precision Angular Contact Ball Bearings 7220 ACD/P4ATGA

Super Precision Angular Contact Ball Bearings 7220 ACD/P4ATGA

The 7220 ACD/P4ATGA is a super precision angular contact ball bearing with a 100mm bore and 180mm outer diameter, crafted from durable chrome steel. Its 25° contact angle and extra light preload ensure smooth operation under radial loads up to 71775 lbf.

The open design and phenolic cage allow for easy lubrication and long service life, even at high speeds of 16000 RPM. It performs reliably in temperatures ranging from -30°C to 110°C.

This bearing comes in a matched set of three, offering flexibility for universal matching in back-to-back, face-to-face, or tandem arrangements. Ideal for high-precision applications like machine tool spindles or industrial pumps.

Weighing 9.73kg, it’s a robust choice for demanding environments. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacements.

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Product Parameters

  • Part Number 7220 ACD/P4ATGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 100 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 180 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 102 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 25.4 mm
  • Ball Qty 15
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 71775 lbf
  • Static Radial Load 87750 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 9.73 kg
Super Precision Angular Contact Ball Bearings 7220 ACD/P4ATGA dimension drawing
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Features

Performance Features of 7220 ACD/P4ATGA Bearing

7220 ACD/P4ATGA Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls provide strong resistance to radial and thrust loads, ensuring reliable operation.

The phenolic cage maintains ball alignment, reducing friction and enhancing durability.
With a dynamic radial load capacity of 71775 lbf, it handles demanding conditions with ease.

7220 ACD/P4ATGA Bearing operates smoothly at speeds up to 16,000 rpm, balancing performance and longevity.
Its universal matching design allows flexible arrangements, including back-to-back, face-to-face, or tandem configurations.

Application

Key Fields for 7220 ACD/P4ATGA Bearing
7220 ACD/P4ATGA Bearing is widely used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The universal matching feature allows flexible arrangements, making it suitable for complex setups.

In aerospace applications, 7220 ACD/P4ATGA Bearing supports critical components like turbine shafts, thanks to its phenolic cage and chrome steel construction. Its extra light preload ensures smooth operation at high speeds.

For automation systems, 7220 ACD/P4ATGA Bearing excels in robotic arms and CNC machines, where consistent performance is key. The P4A tolerance class guarantees precision in demanding environments.

Medical imaging devices benefit from 7220 ACD/P4ATGA Bearing’s low friction and high-speed capabilities. Its open design simplifies maintenance, while the lubricated finish extends service life.

In electric vehicle motors, 7220 ACD/P4ATGA Bearing handles angular loads efficiently, contributing to quieter and more efficient operation. The metric sizing ensures compatibility with global automotive standards.

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