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Super Precision Angular Contact Ball Bearings S71905 CEGA/HCP4A
Super Precision Angular Contact Ball Bearings S71905 CEGA/HCP4A

Super Precision Angular Contact Ball Bearings S71905 CEGA/HCP4A

The S71905 CEGA/HCP4A is a super precision angular contact ball bearing with a 25mm bore and 42mm outer diameter, measuring just 9mm wide. Made from chrome steel with ceramic balls, it offers smooth operation and durability.

It handles radial loads up to 1186 lbf and spins at speeds up to 83,000 RPM, thanks to its phenolic cage and grease lubrication. The sealed design keeps contaminants out while maintaining performance.

With a 15° contact angle and P4A tolerance class, this bearing ensures high precision in demanding applications. It’s suitable for paired arrangements like back-to-back or face-to-face setups.

Ideal for high-speed machinery, CNC spindles, or precision tools where accuracy and reliability are key. Weighing only 0.038kg, it’s lightweight yet robust for its size. Works in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number S71905 CEGA/HCP4A
  • 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 9 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 No
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 1186 lbf
  • Static Radial Load 630 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 83000 rpm
  • Weight 0.038 kg

Features

Performance Features of S71905 CEGA/HCP4A Bearing

S71905 CEGA/HCP4A Bearing is crafted with chrome steel rings and ceramic balls, ensuring smooth operation under high speeds.
Its 15° contact angle provides excellent radial and axial load handling, making it versatile for various applications.

The phenolic cage maintains ball alignment, reducing friction and enhancing durability.
With a maximum speed of 83,000 rpm, it excels in high-performance machinery.

S71905 CEGA/HCP4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its sealed design and grease lubrication minimise maintenance needs, ensuring long service life.

The P4A tolerance class guarantees precision, making it ideal for demanding tasks.
Its lightweight design at 0.038 kg ensures easy handling without compromising strength.

Application

Ideal for Precision: S71905 CEGA/HCP4A Bearing
S71905 CEGA/HCP4A Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The 15° contact angle ensures smooth operation under angular loads.

In robotics, S71905 CEGA/HCP4A Bearing provides the accuracy needed for precise movements in robotic arms and automated systems. Its sealed design keeps contaminants out, extending service life.

For medical imaging devices, S71905 CEGA/HCP4A Bearing’s P4A tolerance class delivers the consistency required for clear, reliable scans. The grease lubrication ensures quiet operation in sensitive environments.

Automotive applications like electric motor shafts benefit from S71905 CEGA/HCP4A Bearing’s high-speed capability and lightweight design. The extra-light preload minimises energy loss, improving efficiency.

In 3D printers, S71905 CEGA/HCP4A Bearing’s precision helps maintain print quality by reducing vibration during high-speed movements. The metric sizing makes it easy to integrate into various printer models.

Q&A

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