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Super Precision Angular Contact Ball Bearings 71805 CD/HCP4DBAGMM
Super Precision Angular Contact Ball Bearings 71805 CD/HCP4DBAGMM

Super Precision Angular Contact Ball Bearings 71805 CD/HCP4DBAGMM

The 71805 CD/HCP4DBAGMM is a super precision angular contact ball bearing with a 25mm bore and 37mm outer diameter, designed for high-speed applications. Its compact 14mm width and lightweight 0.038kg design make it easy to fit into tight spaces.

Made from chrome steel with ceramic balls, it handles radial loads up to 1521 lbf and spins smoothly at speeds up to 103,000 RPM. The phenolic cage ensures durability, while the open design allows for easy lubrication.

This bearing features a 15° contact angle and comes in a matched set of two for extra light preload. Ideal for precision machinery like spindles or dental tools where accuracy and speed are key.

With a temperature range of -30°C to 110°C, it performs reliably in various conditions. Compliant with P4 tolerance standards, it’s interchangeable with SKF bearings for convenient replacements.

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Product Parameters

  • Part Number 71805 CD/HCP4DBAGMM
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 25 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 37 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 14 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 20
  • 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 1521 lbf
  • Static Radial Load 1440 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 103000 rpm
  • Weight 0.038 kg

Features

Why Choose 71805 CD/HCP4DBAGMM Bearing for Precision Tasks?

71805 CD/HCP4DBAGMM Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its ceramic balls and chrome steel rings ensure smooth operation with minimal friction.

The phenolic cage maintains ball alignment, enhancing durability even at high speeds up to 103,000 rpm.
With a P4 tolerance class, it delivers consistent performance in demanding conditions.

Grease lubrication ensures long service life with minimal maintenance.
The matched arrangement of two bearings provides extra stability for precise tasks.

Application

Industrial Uses of 71805 CD/HCP4DBAGMM Bearing
This bearing is commonly used in high-speed machine spindles, where its ceramic balls and phenolic cage reduce friction. The matched DB arrangement ensures stability in precision grinding applications.

Where Is 71805 CD/HCP4DBAGMM Bearing Used?
You’ll often find it in CNC machining centres, supporting rotary tables that require tight tolerances. Its P4 class accuracy makes it ideal for maintaining positional control.

Built for Heavy-Duty Use: 71805 CD/HCP4DBAGMM Bearing
The chrome steel rings handle angular loads well in industrial gearboxes. Extra light preload helps minimise vibration during high-speed operation.

Automotive vs Aerospace: Applications of 71805 CD/HCP4DBAGMM Bearing
In automotive systems, it’s used in turbocharger shafts for its heat resistance. Aerospace applications benefit from its reliability in actuator mechanisms.

Perfect Fit for Automation: 71805 CD/HCP4DBAGMM Bearing
Robotic arm joints frequently use this bearing for smooth, precise movement. The grease lubrication ensures long service life in continuous operation.

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