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Super Precision Angular Contact Ball Bearings 71803 CDGA/P4
Super Precision Angular Contact Ball Bearings 71803 CDGA/P4

Super Precision Angular Contact Ball Bearings 71803 CDGA/P4

The 71803 CDGA/P4 is a super precision angular contact ball bearing, measuring 17mm by 26mm by 5mm. Made from chrome steel, it’s designed for high-speed operations and handles radial loads up to 526 lbf.

With a 15° contact angle and open design, it offers smooth rotation at speeds up to 103,000 RPM. The phenolic cage ensures durability and reduces friction during use.

This bearing is ideal for precision applications like machine tool spindles or dental equipment. Its P4 tolerance class guarantees high accuracy and consistent performance.

Weighing just 0.01kg, it’s lightweight yet robust. It can be used in matched sets for back-to-back, face-to-face, or tandem arrangements, providing flexibility in design.

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Product Parameters

  • Part Number 71803 CDGA/P4
  • 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 Chrome Steel
  • 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 0.01 kg

Features

Performance Features of 71803 CDGA/P4 Bearing

71803 CDGA/P4 Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and balls ensure durability and smooth operation under dynamic radial loads up to 526 lbf.

The phenolic cage in 71803 CDGA/P4 Bearing reduces friction, enhancing performance at high speeds up to 103,000 rpm.
This bearing operates efficiently within a temperature range of -30°C to 110°C, suitable for various environments.

With a P4 tolerance class, 71803 CDGA/P4 Bearing offers exceptional accuracy for demanding tasks.
Its compact size (17 mm×26 mm×5 mm) makes it ideal for space-constrained applications.

Application

Ideal for Precision: 71803 CDGA/P4 Bearing
The 71803 CDGA/P4 Bearing is commonly used in high-speed machine tools, where its 15° contact angle ensures accurate radial and axial load handling.
Its phenolic cage and chrome steel construction make it suitable for continuous operation without excessive wear.

Where Is 71803 CDGA/P4 Bearing Used?
You’ll often find the 71803 CDGA/P4 Bearing in precision equipment like dental drills and small robotic arms, thanks to its P4 tolerance class.
The extra-light preload helps maintain smooth motion in applications requiring minimal friction.

Automotive vs Aerospace: Applications of 71803 CDGA/P4 Bearing
In automotive systems, the 71803 CDGA/P4 Bearing supports small gearbox components, where its compact size is an advantage.
For aerospace instruments, its high-speed capability and low weight make it a reliable choice for sensitive mechanisms.

Built for Heavy-Duty Use: 71803 CDGA/P4 Bearing
Despite its small size, the 71803 CDGA/P4 Bearing handles dynamic radial loads well, making it useful in industrial pumps.
The open design allows for easy relubrication, extending its service life in demanding environments.

What Makes 71803 CDGA/P4 Bearing a Preferred Choice?
The 71803 CDGA/P4 Bearing’s universal matching feature simplifies installation in paired arrangements like back-to-back configurations.
Its temperature range of -30°C to 110°C ensures performance stability in varied operating conditions.

Q&A

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