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Super Precision Angular Contact Ball Bearings 71803 ACDGA/HCP4

Super Precision Angular Contact Ball Bearings 71803 ACDGA/HCP4

The 71803 ACDGA/HCP4 is a super precision angular contact ball bearing, measuring 17mm by 26mm by 5mm. Made from chrome steel with ceramic balls, it offers smooth operation and durability.

With a 25° contact angle, it handles both radial and axial loads efficiently. Its extra light preload ensures minimal friction, making it suitable for high-speed applications up to 103,000 RPM.

The open design allows easy lubrication, while the phenolic cage enhances performance. It works in temperatures from -30°C to 110°C, ideal for demanding environments.

This bearing is interchangeable with SKF models and comes in matched sets for back-to-back or face-to-face arrangements. Perfect for precision machinery like spindles or dental equipment. Weighing just 0.009kg, it’s lightweight yet robust.

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Product Parameters

  • Part Number 71803 ACDGA/HCP4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 17 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 26 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 5 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 2.381 mm
  • Ball Qty 18
  • Contact Angle 25°
  • Tolerance Class P4
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 497 lbf
  • Static Radial Load 344 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 103000 rpm
  • Weight 0.009 kg
Super Precision Angular Contact Ball Bearings 71803 ACDGA/HCP4 dimension drawing
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Features

Performance Features of 71803 ACDGA/HCP4 Bearing

71803 ACDGA/HCP4 Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its 25° 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 103,000 rpm, it excels in high-speed applications.

71803 ACDGA/HCP4 Bearing operates smoothly within a temperature range of -30°C to 110°C.
Its extra light preload ensures minimal resistance, ideal for precision tasks.

The open design simplifies lubrication, extending maintenance intervals.
This bearing is perfect for applications requiring reliable, high-speed performance.

Application

Common Applications of 71803 ACDGA/HCP4 Bearing
71803 ACDGA/HCP4 Bearing is widely used in high-speed machine tool spindles, where its ceramic balls and phenolic cage reduce friction and heat buildup. The P4 tolerance ensures precision in demanding industrial settings.

In robotics, 71803 ACDGA/HCP4 Bearing supports articulated arms, offering smooth movement thanks to its angular contact design. The extra light preload makes it ideal for delicate, high-precision tasks.

For medical imaging devices, 71803 ACDGA/HCP4 Bearing’s chrome steel rings provide durability, while the ceramic balls minimise electrical interference. Its compact size fits well in space-constrained equipment.

Automotive applications include electric vehicle motors, where 71803 ACDGA/HCP4 Bearing handles high RPMs efficiently. The open seal design allows for easy lubrication, extending service life.

In consumer electronics, 71803 ACDGA/HCP4 Bearing can be found in high-end turntables, ensuring quiet and stable rotation. The metric dimensions make it compatible with various European and Asian designs.

Q&A

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