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Super Precision Angular Contact Ball Bearings 7205 ACD/HCP4ADBC
Super Precision Angular Contact Ball Bearings 7205 ACD/HCP4ADBC

Super Precision Angular Contact Ball Bearings 7205 ACD/HCP4ADBC

The 7205 ACD/HCP4ADBC is a super precision angular contact ball bearing with a 25mm bore and 52mm outer diameter, crafted from high-quality chrome steel and ceramic balls. It handles radial loads up to 4770 lbf and operates smoothly at speeds up to 71,500 RPM.

Its 25° contact angle and matched arrangement (2 bearings DB) provide excellent stability for angular loads, while the phenolic cage ensures quiet, long-lasting performance. The open design allows for easy lubrication and maintenance.

This bearing is ideal for high-precision applications like machine tool spindles or high-speed motors, where accuracy and durability are key. It works well in temperatures from -30°C to 110°C and meets P4A tolerance standards for superior performance.

Weighing just 0.22kg, it’s lightweight yet robust, making it a reliable choice for demanding industrial environments. Compatible with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 7205 ACD/HCP4ADBC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 25 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 52 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 30 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 13
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 4770 lbf
  • Static Radial Load 3082 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 71500 rpm
  • Weight 0.22 kg

Features

Performance Features of 7205 ACD/HCP4ADBC Bearing

7205 ACD/HCP4ADBC 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 maintains ball alignment, ensuring smooth operation at high speeds up to 71,500 rpm.
With a dynamic radial load capacity of 4770 lbf, it handles demanding conditions reliably.

7205 ACD/HCP4ADBC Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its moderate preload (Class C) and P4A tolerance class ensure consistent precision in matched bearing sets.

Application

Key Fields for 7205 ACD/HCP4ADBC Bearing
7205 ACD/HCP4ADBC 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.

In robotics, 7205 ACD/HCP4ADBC Bearing provides smooth motion control for articulated arms and joints. Its moderate preload helps maintain stability during repetitive movements.

For medical imaging devices, 7205 ACD/HCP4ADBC Bearing’s phenolic cage offers quiet operation, essential for sensitive environments. The P4A tolerance class guarantees consistent performance in critical applications.

Automotive applications like electric vehicle motors benefit from 7205 ACD/HCP4ADBC Bearing’s durability and high-speed capabilities. The matched arrangement simplifies installation in compact spaces.

In 3D printers, 7205 ACD/HCP4ADBC Bearing ensures precise linear motion for print heads. Its open design allows for easy lubrication, extending service life in continuous use.

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