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Super Precision Angular Contact Ball Bearings 71905 ACDTP/HCP4B
Super Precision Angular Contact Ball Bearings 71905 ACDTP/HCP4B

Super Precision Angular Contact Ball Bearings 71905 ACDTP/HCP4B

The 71905 ACDTP/HCP4B is a super precision angular contact ball bearing with a 25mm bore and 42mm outer diameter, measuring just 9mm wide. Made from chrome steel with ceramic balls, it offers smooth operation and durability.

With a 25° contact angle, it handles both radial and thrust loads efficiently, supporting up to 1433 lbf dynamically. Its phenolic cage ensures stability at high speeds, reaching up to 40,000 RPM.

The open design allows for easy lubrication, while the P4 tolerance class guarantees precise performance. Ideal for high-speed applications like spindles or precision tools where accuracy is key.

Weighing only 0.039kg, it’s lightweight yet robust. Suitable for temperatures from -30°C to 110°C, making it versatile for various industrial uses. Matched arrangements are available for paired installations.

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Product Parameters

  • Part Number 71905 ACDTP/HCP4B
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 25 mm
  • Bore Dia Tolerance -0.005mm to 0
  • Outer Dia 42 mm
  • Outer Dia Tolerance -0.006mm to 0
  • Width 9 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 4.762 mm
  • Ball Qty 18
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 1433 lbf
  • Static Radial Load 855 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 40000 rpm
  • Weight 0.039 kg
  • Price($) 162.567

Features

How Does 71905 ACDTP/HCP4B Bearing Achieve Super Precision?

71905 ACDTP/HCP4B Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its ceramic balls and chrome steel rings ensure minimal friction and enhanced durability.

With a dynamic radial load capacity of 1433 lbf, it handles demanding tasks effortlessly.
The phenolic cage maintains ball alignment, contributing to smooth operation even at high speeds.

71905 ACDTP/HCP4B Bearing operates efficiently within a temperature range of -30° to 110°C.
Its P4 tolerance class guarantees exceptional accuracy for precision instruments.

Application

Key Fields for 71905 ACDTP/HCP4B Bearing
71905 ACDTP/HCP4B 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 suitable for applications demanding smooth operation.

In robotics, 71905 ACDTP/HCP4B Bearing supports articulated arms, providing stability during repetitive movements. Its phenolic cage offers lightweight durability, ideal for automated systems.

For medical imaging devices, 71905 ACDTP/HCP4B Bearing’s P4 tolerance class guarantees consistent performance in sensitive equipment. The open seal design allows for easy lubrication, extending service life in critical environments.

Automotive applications like electric motor shafts benefit from 71905 ACDTP/HCP4B Bearing’s high-speed capability. The matched arrangement option ensures balanced load distribution, enhancing reliability in demanding conditions.

In aerospace components, 71905 ACDTP/HCP4B Bearing’s temperature resistance and lightweight construction make it a practical choice. Its chrome steel rings provide strength without compromising on precision.

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