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Super Precision Angular Contact Ball Bearings 71907 ACD/P4A
Super Precision Angular Contact Ball Bearings 71907 ACD/P4A

Super Precision Angular Contact Ball Bearings 71907 ACD/P4A

The 71907 ACD/P4A is a super precision angular contact ball bearing with a 35mm bore and 55mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and handles radial loads up to 2077 lbf, with speeds reaching 36,000 RPM.

Its open design and phenolic cage ensure smooth operation and easy maintenance. The bearing is preloaded for better stability and comes in tolerance class P4 (ABEC-7) for high precision.

Ideal for applications requiring accurate rotation, such as machine tool spindles or high-speed motors. It operates efficiently in temperatures from -30°C to 110°C.

Weighing just 0.074kg, it’s lightweight yet durable. This model is interchangeable with SKF bearings, making it a reliable choice for replacements. Compliant with industry standards for safe and efficient use.

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Product Parameters

  • Part Number 71907 ACD/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 35 mm
  • Bore Dia Tolerance -0.006mm to 0
  • Outer Dia 55 mm
  • Outer Dia Tolerance -0.007mm to 0
  • Width 10 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 21
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 2077 lbf
  • Static Radial Load 1395 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.074 kg
  • Price($) 256.221

Features

Performance Features of 71907 ACD/P4A Bearing

71907 ACD/P4A Bearing features a 25° contact angle, optimised for angular contact loads and precision performance.
Its chrome steel construction ensures durability and resistance to wear in high-speed applications.

With a dynamic radial load capacity of 2077 lbf, it handles demanding tasks efficiently.
The phenolic cage maintains ball alignment, reducing friction and enhancing longevity.

Operating at speeds up to 36,000 rpm, 71907 ACD/P4A Bearing delivers smooth and reliable performance.
Its P4 tolerance class guarantees high precision, making it suitable for critical applications.

The open design allows for easy lubrication, ensuring consistent performance over time.
71907 ACD/P4A Bearing works within a temperature range of -30° to 110°C, adapting to various environments.

Application

Key Fields for 71907 ACD/P4A Bearing
71907 ACD/P4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The open seal type allows for efficient lubrication, extending its service life in demanding industrial settings.

In robotics, 71907 ACD/P4A Bearing provides smooth motion control for articulated arms, thanks to its 25° contact angle and phenolic cage. Its lightweight construction also helps reduce overall system inertia.

For medical imaging devices, 71907 ACD/P4A Bearing offers reliable performance with minimal vibration, crucial for maintaining image clarity. The P4 tolerance class ensures consistent operation in sensitive applications.

Automotive electric motors benefit from 71907 ACD/P4A Bearing’s ability to handle combined radial and axial loads. Its high-speed capability makes it suitable for modern electric vehicle drivetrains.

In precision measuring equipment, 71907 ACD/P4A Bearing’s chrome steel construction provides dimensional stability under varying temperatures. The 36,000 rpm maximum speed rating allows for versatile use across different instruments.

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