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Super Precision Angular Contact Ball Bearings 71807 CD/HCP4DBAGMM
Super Precision Angular Contact Ball Bearings 71807 CD/HCP4DBAGMM

Super Precision Angular Contact Ball Bearings 71807 CD/HCP4DBAGMM

The 71807 CD/HCP4DBAGMM is a super precision angular contact ball bearing with a 35mm bore and 47mm outer diameter, designed for high-speed applications. Its 15° contact angle and ceramic balls ensure smooth operation under radial loads up to 1712 lbf.

The matched pair arrangement (DB) with extra light preload offers stability and reduced vibration. The phenolic cage and chrome steel rings provide durability, while the open design allows for easy relubrication.

With a maximum speed of 56,000 RPM and a temperature range of -30°C to 110°C, it’s suitable for precision machinery like spindles or CNC tools. Weighing just 0.052kg, it’s lightweight yet robust for its size.

This bearing is interchangeable with SKF models, making it a practical choice for replacements or upgrades in demanding environments.

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Product Parameters

  • Part Number 71807 CD/HCP4DBAGMM
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 35 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 47 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 14 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 26
  • Contact Angle 15°
  • Tolerance Class P4
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 1712 lbf
  • Static Radial Load 1946 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.052 kg

Features

How Does 71807 CD/HCP4DBAGMM Bearing Achieve Super Precision?

71807 CD/HCP4DBAGMM Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, ensuring smooth operation even at high speeds.

The phenolic cage maintains ball alignment, enhancing durability and performance.
With a maximum speed of 56,000 rpm, it is ideal for demanding, high-speed machinery.

Grease lubrication ensures consistent performance across a temperature range of -30°C to 110°C.
The extra light preload (Class A) further enhances precision and reduces vibration.

Application

Industrial Uses of 71807 CD/HCP4DBAGMM Bearing
This bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for high-speed applications.

In robotics, 71807 CD/HCP4DBAGMM Bearing provides smooth motion control for articulated arms and joints. Its matched arrangement enhances stability, which is crucial for repetitive tasks.

For medical imaging devices, 71807 CD/HCP4DBAGMM Bearing offers reliable performance due to its phenolic cage and grease lubrication. The P4 tolerance class ensures minimal vibration during operation.

Automotive vs Aerospace: Applications of 71807 CD/HCP4DBAGMM Bearing
In automotive systems, this bearing supports components like turbochargers, where its extra light preload improves efficiency. The ceramic balls also handle high temperatures well.

Aerospace applications benefit from 71807 CD/HCP4DBAGMM Bearing’s lightweight design and precision. It’s often found in flight control systems, where reliability is critical.

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