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Super Precision Angular Contact Ball Bearings S7020 ACE/HCP4ATT

Super Precision Angular Contact Ball Bearings S7020 ACE/HCP4ATT

The S7020 ACE/HCP4ATT is a super precision angular contact ball bearing with a 100mm bore and 150mm outer diameter, crafted from chrome steel and ceramic balls for durability. It handles radial loads up to 20768 lbf and operates smoothly at speeds up to 16250 RPM.

Its sealed design keeps grease in place, reducing maintenance needs, while the phenolic cage ensures quiet and efficient performance. The bearing comes preloaded and matched in sets of three for stability in high-precision applications.

With a 25° contact angle, it excels in handling combined radial and axial loads. Ideal for machine tools or high-speed spindles where precision and reliability are key.

Weighing 3.55kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it’s a dependable choice for demanding environments.

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Product Parameters

  • Part Number S7020 ACE/HCP4ATT
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 100 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 72 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 27
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement 3 bearings <<< TT
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 20768 lbf
  • Static Radial Load 25650 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16250 rpm
  • Weight 3.55 kg
Super Precision Angular Contact Ball Bearings S7020 ACE/HCP4ATT dimension drawing
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Features

Performance Features of S7020 ACE/HCP4ATT Bearing

S7020 ACE/HCP4ATT 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 in S7020 ACE/HCP4ATT Bearing ensures smooth operation at high speeds, up to 16,250 rpm.
With a dynamic radial load capacity of 20,768 lbf, it handles demanding conditions reliably.

S7020 ACE/HCP4ATT Bearing comes preloaded and sealed, simplifying installation and reducing maintenance needs.
Its precision P4A tolerance class ensures consistent performance in high-accuracy applications.

Application

Super Precision Angular Contact Ball Bearings S7020 ACE/HCP4ATT are commonly used in high-speed machine tool spindles, where their 25° contact angle ensures smooth rotation under heavy loads. The sealed design keeps contaminants out, extending service life in demanding environments.

In robotics, S7020 ACE/HCP4ATT Bearings provide the necessary precision for articulated arms, thanks to their ceramic balls and phenolic cage. The matched arrangement of three bearings enhances stability in repetitive motion tasks.

For aerospace applications, S7020 ACE/HCP4ATT Bearings handle both radial and axial loads in components like landing gear systems. Their P4A tolerance class guarantees consistent performance under extreme conditions.

Medical imaging devices benefit from S7020 ACE/HCP4ATT Bearings’ low friction and high-speed capabilities. The grease lubrication ensures quiet operation, crucial for sensitive diagnostic equipment.

In electric motors, S7020 ACE/HCP4ATT Bearings support efficient power transmission with minimal energy loss. The ceramic balls reduce wear, making them ideal for long-term use in industrial settings.

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