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Super Precision Angular Contact Ball Bearings 71903 CE/HCP4ADT
Super Precision Angular Contact Ball Bearings 71903 CE/HCP4ADT

Super Precision Angular Contact Ball Bearings 71903 CE/HCP4ADT

The 71903 CE/HCP4ADT is a super precision angular contact ball bearing with a compact size of 17mm by 30mm by 14mm. Made from chrome steel and ceramic balls, it offers high accuracy and smooth operation.

With a 15° contact angle and preload option, it handles radial loads up to 1244 lbf and spins at speeds up to 80,000 RPM. The phenolic cage ensures quiet performance and durability.

Its open design allows easy lubrication, making maintenance straightforward. The bearing operates efficiently in temperatures from -30°C to 110°C.

Ideal for high-speed applications like machine tool spindles or precision instruments where accuracy is crucial. Comes as a matched set of two bearings for balanced performance.

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Product Parameters

  • Part Number 71903 CE/HCP4ADT
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 17 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 30 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 14 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.969 mm
  • Ball Qty 13
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings << DT
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 1244 lbf
  • Static Radial Load 686 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 80000 rpm
  • Weight 0.028 kg

Features

How Does 71903 CE/HCP4ADT Bearing Reduce Friction?

71903 CE/HCP4ADT Bearing features ceramic balls and a phenolic cage, significantly reducing friction during operation.
Its precision-engineered design ensures smooth performance even at high speeds of up to 80,000 rpm.

The 15° contact angle optimises load distribution, enhancing efficiency in angular contact applications.
With chrome steel rings, it maintains durability while minimising energy loss.

Lubrication is pre-applied, ensuring consistent performance without frequent maintenance.
This makes it ideal for applications where reliability and low friction are crucial.

Application

Industrial Uses of 71903 CE/HCP4ADT Bearing
71903 CE/HCP4ADT Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The matched arrangement ensures stability in precision grinding applications.

Where Is 71903 CE/HCP4ADT Bearing Used?
You’ll often find 71903 CE/HCP4ADT Bearing in automotive transmissions, where its angular contact design handles combined loads smoothly. The P4A tolerance class makes it ideal for demanding drivetrain components.

Built for Heavy-Duty Use: 71903 CE/HCP4ADT Bearing
71903 CE/HCP4ADT Bearing excels in robotics, particularly in articulated arms requiring precise movement. Its lubricated design and high-speed capability (up to 80,000 rpm) ensure long service life even with constant directional changes.

Medical vs Industrial: Where 71903 CE/HCP4ADT Bearing Excels
In medical imaging devices, 71903 CE/HCP4ADT Bearing’s low vibration and quiet operation are crucial for accurate diagnostics. Industrial applications like CNC spindles benefit equally from its consistent radial and axial load capacity.

Q&A

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