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Super Precision Angular Contact Ball Bearings 71905 CD/P4ADGA
Super Precision Angular Contact Ball Bearings 71905 CD/P4ADGA

Super Precision Angular Contact Ball Bearings 71905 CD/P4ADGA

The 71905 CD/P4ADGA is a super precision angular contact ball bearing with a 25mm bore and 42mm outer diameter, crafted from durable chrome steel. It features a 15° contact angle and is designed for high-speed applications, reaching up to 100,500 RPM.

Its open design and phenolic cage ensure smooth operation, while the extra light preload (Class A) minimises friction. The bearing handles dynamic radial loads up to 2498 lbf and static radial loads up to 1800 lbf.

This model comes in a matched set of two, allowing universal matching for back-to-back, face-to-face, or tandem arrangements. Ideal for precision machinery like spindles or CNC equipment where accuracy is key.

Weighing just 0.084kg, it’s lightweight yet robust, and operates efficiently in temperatures from -30°C to 110°C. Compliant with P4A tolerance standards for reliable performance.

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Product Parameters

  • Part Number 71905 CD/P4ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 25 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 42 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 4.762 mm
  • Ball Qty 18
  • 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 2498 lbf
  • Static Radial Load 1800 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 100500 rpm
  • Weight 0.084 kg
  • Price($) 135.387

Features

Performance Features of 71905 CD/P4ADGA Bearing

71905 CD/P4ADGA Bearing is crafted with a 15° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and balls enhance durability while maintaining smooth operation.

The phenolic cage in 71905 CD/P4ADGA Bearing ensures minimal friction and noise during high-speed rotation.
With a maximum speed of 100,500 rpm, it excels in demanding environments.

71905 CD/P4ADGA Bearing’s universal matching design allows flexible arrangement in back-to-back or face-to-face configurations.
This adaptability makes it suitable for various precision engineering needs.

The extra light preload of 71905 CD/P4ADGA Bearing ensures consistent performance without excessive friction.
Its P4A tolerance class guarantees high precision in every application.

Application

Ideal for Precision: 71905 CD/P4ADGA Bearing
71905 CD/P4ADGA Bearing is commonly used in high-precision machine tools, where its 15° contact angle ensures accurate radial and axial load handling. The phenolic cage reduces friction, making it suitable for high-speed operations.

In robotics, 71905 CD/P4ADGA Bearing supports smooth movement in articulated arms and joints, thanks to its universal matching design. The extra light preload enhances responsiveness in dynamic applications.

For medical imaging devices, 71905 CD/P4ADGA Bearing’s P4A tolerance class guarantees consistent performance in sensitive equipment. Its chrome steel construction also provides durability in sterilised environments.

Automotive vs Aerospace: Applications of 71905 CD/P4ADGA Bearing
In automotive systems, 71905 CD/P4ADGA Bearing is found in gearboxes and steering mechanisms, where its high-speed capability is beneficial. The matched arrangement simplifies installation in compact spaces.

Aerospace applications rely on 71905 CD/P4ADGA Bearing for flight control systems, where precision and reliability are critical. The wide temperature range ensures performance in varying conditions.

Q&A

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