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Super Precision Angular Contact Ball Bearings 71905 ACEGA/P4A
Super Precision Angular Contact Ball Bearings 71905 ACEGA/P4A

Super Precision Angular Contact Ball Bearings 71905 ACEGA/P4A

The 71905 ACEGA/P4A is a super precision angular contact ball bearing with a 25mm bore and 42mm outer diameter, crafted from durable chrome steel. Its compact 9mm width makes it suitable for tight spaces while maintaining high performance.

With a 25° contact angle, it handles both radial and axial loads efficiently, supporting dynamic radial loads up to 1141 lbf. It spins smoothly at speeds up to 100,500 RPM, ideal for high-speed applications.

The open design and phenolic cage ensure low friction and easy maintenance. It operates reliably in temperatures from -30°C to 110°C and comes pre-lubricated for immediate use.

This bearing is interchangeable with SKF models and can be paired in back-to-back, face-to-face, or tandem arrangements. Perfect for precision machinery like spindles or dental tools where accuracy and speed are crucial.

Weighing just 0.04kg, it’s lightweight yet robust, meeting P4A tolerance standards for exceptional precision.

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Product Parameters

  • Part Number 71905 ACEGA/P4A
  • 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 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 1141 lbf
  • Static Radial Load 596 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 100500 rpm
  • Weight 0.04 kg

Features

Performance Features of 71905 ACEGA/P4A Bearing

71905 ACEGA/P4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 1141 lbf.

With a phenolic cage, 71905 ACEGA/P4A Bearing ensures smooth operation at high speeds, reaching up to 100,500 rpm.
Its precision P4A tolerance class guarantees consistent performance in demanding conditions.

71905 ACEGA/P4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
The open design allows for easy lubrication, reducing friction and extending service life.

Application

Industrial Uses of 71905 ACEGA/P4A Bearing
71905 ACEGA/P4A Bearing is commonly used in high-speed machine tools, where its precision and angular contact design ensure smooth operation. The phenolic cage reduces friction, making it ideal for applications requiring minimal vibration.

Where Is 71905 ACEGA/P4A Bearing Used?
In automotive applications, 71905 ACEGA/P4A Bearing supports components like electric motors and gearboxes, thanks to its high-speed capabilities. The extra light preload also enhances performance in dynamic load conditions.

Perfect Fit for Automation: 71905 ACEGA/P4A Bearing
For robotic arms and automated systems, 71905 ACEGA/P4A Bearing offers reliable performance with its chrome steel construction. Its open design allows for easy lubrication, extending service life in continuous operation.

Medical vs Industrial: Where 71905 ACEGA/P4A Bearing Excels
In medical imaging devices, 71905 ACEGA/P4A Bearing provides quiet and precise movement, essential for accurate diagnostics. Meanwhile, in industrial settings, its high-speed tolerance makes it suitable for spindle applications.

Key Fields for 71905 ACEGA/P4A Bearing
71905 ACEGA/P4A Bearing is a great choice for 3D printers, where its precision ensures accurate layer deposition. The lightweight design also reduces overall machine load, improving efficiency.

Q&A

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