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Super Precision Angular Contact Ball Bearings 71903 CE/P4ADGA

Super Precision Angular Contact Ball Bearings 71903 CE/P4ADGA

The 71903 CE/P4ADGA is a super precision angular contact ball bearing, measuring 17mm by 30mm by 14mm. Made from chrome steel with a phenolic cage, it offers smooth operation and durability.

With a 15° contact angle, it handles both radial and axial loads efficiently. It spins at speeds up to 80,000 RPM, making it suitable for high-performance applications.

The open design and universal matching allow flexible arrangements like back-to-back or face-to-face. Its extra light preload ensures minimal friction and precise movement.

Ideal for machine tools or precision instruments where accuracy is key. Compliant with P4A tolerance standards, it’s a reliable choice for demanding setups. Weighing just 0.032kg, it’s lightweight yet robust.

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Product Parameters

  • Part Number 71903 CE/P4ADGA
  • 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 Universal matching
  • Number Of Bearings In Matched Set 2
  • 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 1244 lbf
  • Static Radial Load 686 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 80000 rpm
  • Weight 0.032 kg
Super Precision Angular Contact Ball Bearings 71903 CE/P4ADGA dimension drawing
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Features

Performance Features of 71903 CE/P4ADGA Bearing

71903 CE/P4ADGA Bearing is crafted with chrome steel rings and balls, ensuring high precision and durability.
Its 15° contact angle allows for efficient handling of combined radial and axial loads.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a maximum speed of 80,000 rpm, it excels in high-speed applications.

71903 CE/P4ADGA Bearing operates smoothly within a temperature range of -30°C to 110°C.
Its universal matching design offers flexibility in various configurations like back-to-back or face-to-face.

The extra light preload ensures minimal friction, making it ideal for precision tasks.
Dynamic radial load capacity of 1244 lbf guarantees reliability under demanding conditions.

Application

Key Fields for 71903 CE/P4ADGA Bearing
In high-speed machine tools, 71903 CE/P4ADGA Bearing excels with its 15° contact angle, offering precise radial and axial load support. The phenolic cage reduces friction, making it ideal for spindle applications.

Where Is 71903 CE/P4ADGA Bearing Used?
You’ll often find 71903 CE/P4ADGA Bearing in dental drills and surgical robots, where its P4A tolerance ensures smooth, vibration-free operation. The chrome steel construction adds durability in sterile environments.

Built for Heavy-Duty Use: 71903 CE/P4ADGA Bearing
This bearing handles tandem or back-to-back arrangements in robotics, supporting articulated arms with reliable performance. Its extra-light preload minimises energy loss in repetitive motions.

Automotive vs Aerospace: Applications of 71903 CE/P4ADGA Bearing
In automotive turbochargers, 71903 CE/P4ADGA Bearing manages thrust loads at high RPMs, while aerospace actuators benefit from its 80,000 rpm capability. Universal matching simplifies installation across sectors.

Perfect Fit for Automation: 71903 CE/P4ADGA Bearing
3D printers rely on 71903 CE/P4ADGA Bearing for precise linear motion control, thanks to its tight tolerances. The open design allows easy relubrication in continuous operation.

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