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Super Precision Angular Contact Ball Bearings 71803 CDGA/HCP4
Super Precision Angular Contact Ball Bearings 71803 CDGA/HCP4

Super Precision Angular Contact Ball Bearings 71803 CDGA/HCP4

The 71803 CDGA/HCP4 is a super precision angular contact ball bearing with a compact size of 17mm by 26mm by 5mm, crafted from chrome steel and ceramic balls. It handles radial loads up to 526 lbf and reaches speeds of 103,000 RPM, making it suitable for high-performance applications.

Its 15° contact angle and extra-light preload ensure smooth operation with minimal friction. The phenolic cage adds durability while keeping the weight low at just 9 grams.

This bearing is ideal for precision machinery like spindles or dental tools where accuracy is key. It can be paired in back-to-back, face-to-face, or tandem arrangements for versatile use.

Compatible with SKF bearings, it meets P4 tolerance standards for reliable performance. Works well in temperatures from -30°C to 110°C, offering consistent operation in various environments.

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Product Parameters

  • Part Number 71803 CDGA/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 15°
  • Tolerance Class P4
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 3
  • 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 526 lbf
  • Static Radial Load 360 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 103000 rpm
  • Weight 0.009 kg

Features

Performance Features of 71803 CDGA/HCP4 Bearing

71803 CDGA/HCP4 Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.
Its ceramic balls and chrome steel rings enhance durability while reducing friction.

The phenolic cage ensures smooth operation at high speeds, up to 103,000 rpm.
This makes 71803 CDGA/HCP4 Bearing suitable for demanding environments.

With an extra light preload (Class A), it delivers consistent performance in angular contact scenarios.
The open seal design allows for easy lubrication and maintenance.

71803 CDGA/HCP4 Bearing’s universal matching capability supports flexible mounting configurations.
Its compact size (17 mm × 26 mm × 5 mm) is ideal for space-constrained applications.

Application

Industrial Uses of 71803 CDGA/HCP4 Bearing
71803 CDGA/HCP4 Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The P4 tolerance ensures precise alignment for demanding industrial applications.

Where Is 71803 CDGA/HCP4 Bearing Used?
In robotics, 71803 CDGA/HCP4 Bearing supports delicate movements in robotic arms, thanks to its angular contact design and extra-light preload. The open seal allows for easy lubrication, extending its lifespan in continuous operation.

Optimized for Performance: 71803 CDGA/HCP4 Bearing
This bearing excels in medical imaging devices, where its low vibration and high-speed capability are crucial. The chrome steel rings and ceramic balls provide reliable performance in sterile environments.

Automotive vs Aerospace: Applications of 71803 CDGA/HCP4 Bearing
In automotive systems, 71803 CDGA/HCP4 Bearing handles precise loads in gearboxes, while in aerospace, it supports instrumentation with its lightweight design. The universal matching feature makes it versatile for various configurations.

Practical Applications of 71803 CDGA/HCP4 Bearing
For consumer electronics like high-end printers, 71803 CDGA/HCP4 Bearing ensures smooth paper feed mechanisms. Its compact size and high-speed rating make it ideal for space-constrained devices.

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