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

Super Precision Angular Contact Ball Bearings S71905 ACDGA/HCP4A

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

With a 25° contact angle, it handles both radial and axial loads efficiently. It spins at speeds up to 83,000 RPM and works in temperatures from -30°C to 110°C.

Its sealed design keeps grease in and contaminants out, reducing maintenance needs. The phenolic cage ensures quiet performance and long life.

Ideal for high-speed applications like machine tool spindles or dental equipment. Compliant with P4A tolerance standards for precision performance. Weighing just 0.038kg, it’s lightweight yet robust.

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Product Parameters

  • Part Number S71905 ACDGA/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 18
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 3
  • 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 1433 lbf
  • Static Radial Load 855 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 83000 rpm
  • Weight 0.038 kg

Features

Why Choose S71905 ACDGA/HCP4A Bearing for Precision Tasks?

S71905 ACDGA/HCP4A Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with high precision.
Its ceramic balls and chrome steel rings ensure smooth operation, even at speeds up to 83,000 rpm.
The phenolic cage reduces friction and wear, enhancing the bearing’s longevity.
With a P4A tolerance class, it delivers consistent performance in demanding applications.

Application

How Does S71905 ACDGA/HCP4A Bearing Improve Performance?
S71905 ACDGA/HCP4A Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction for smoother operation. The sealed design helps keep contaminants out, extending service life in demanding conditions.

In automotive applications, S71905 ACDGA/HCP4A Bearing supports precision components like electric motor shafts, thanks to its angular contact design. The extra light preload ensures minimal vibration, enhancing overall vehicle performance.

For medical imaging devices, S71905 ACDGA/HCP4A Bearing’s P4A tolerance class provides the accuracy needed for consistent results. Its chrome steel rings and ceramic balls offer reliable performance in sensitive environments.

Perfect Fit for Automation: S71905 ACDGA/HCP4A Bearing
S71905 ACDGA/HCP4A Bearing works well in robotic arms, where its compact size and high-speed capability are advantageous. The grease lubrication ensures quiet operation, ideal for automated production lines.

In consumer electronics, S71905 ACDGA/HCP4A Bearing can be found in precision devices like 3D printers. Its lightweight design and high rotational speed contribute to efficient and reliable performance.

Q&A

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