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Super Precision Angular Contact Ball Bearings S71905 CE/HCP4ADBA
Super Precision Angular Contact Ball Bearings S71905 CE/HCP4ADBA

Super Precision Angular Contact Ball Bearings S71905 CE/HCP4ADBA

The S71905 CE/HCP4ADBA is a super precision angular contact ball bearing with a 25mm bore and 42mm outer diameter, measuring 18mm wide. Made from chrome steel with ceramic balls, it offers smooth, high-speed operation up to 83,000 RPM.

Its sealed design and phenolic cage ensure durability, while the 15° contact angle handles both radial and axial loads effectively. The matched pair (DB arrangement) with extra-light preload provides stability for precision applications.

This bearing is ideal for high-speed machinery like spindles or dental tools, operating in temperatures from -30°C to 110°C. At just 0.076kg per bearing, it’s lightweight yet robust.

Compatible with SKF equivalents, it’s a reliable choice for replacements. The grease lubrication makes maintenance straightforward for long-term performance.

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Product Parameters

  • Part Number S71905 CE/HCP4ADBA
  • 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 16
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • 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 1960 lbf
  • Static Radial Load 1260 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 83000 rpm
  • Weight 0.076 kg

Features

Performance Features of S71905 CE/HCP4ADBA Bearing

S71905 CE/HCP4ADBA Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.
The ceramic balls and chrome steel rings enhance durability while reducing friction.

With a dynamic radial load capacity of 1960 lbf, S71905 CE/HCP4ADBA Bearing handles demanding conditions reliably.
Its phenolic cage ensures smooth operation even at high speeds up to 83,000 rpm.

S71905 CE/HCP4ADBA Bearing’s sealed design protects against contaminants, extending service life.
The extra-light preload (Class A) ensures consistent performance in precision setups.

Application

Ideal for Precision: S71905 CE/HCP4ADBA Bearing
The S71905 CE/HCP4ADBA Bearing is a great fit for high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup.
Its sealed design keeps contaminants out, making it reliable in dusty workshop environments.

How Does S71905 CE/HCP4ADBA Bearing Improve Performance?
In robotics, S71905 CE/HCP4ADBA Bearing ensures smooth movement in joints due to its angular contact design and extra-light preload.
The matched pair setup provides better load distribution, ideal for precise automation tasks.

Automotive vs Aerospace: Applications of S71905 CE/HCP4ADBA Bearing
For automotive applications, S71905 CE/HCP4ADBA Bearing works well in electric motor shafts, handling both radial and axial loads efficiently.
In aerospace, its P4A tolerance class meets the strict precision requirements for navigation systems and control mechanisms.

Where Is S71905 CE/HCP4ADBA Bearing Used?
You’ll often find S71905 CE/HCP4ADBA Bearing in medical imaging devices, where its low vibration and high-speed capability are crucial.
The grease lubrication ensures long service life, even in continuous operation scenarios.

Built for Heavy-Duty Use: S71905 CE/HCP4ADBA Bearing
S71905 CE/HCP4ADBA Bearing handles heavy loads in industrial pumps, thanks to its chrome steel rings and robust construction.
The temperature range of -30°C to 110°C makes it suitable for varied operating conditions.

Q&A

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