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Super Precision Angular Contact Ball Bearings 71807 ACD/P4

Super Precision Angular Contact Ball Bearings 71807 ACD/P4

The 71807 ACD/P4 is a super precision angular contact ball bearing with a 35mm bore and 47mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 981 lbf and spins smoothly at high speeds up to 40,000 RPM.

Its 25° contact angle and phenolic cage ensure stable performance under angular loads, while the open design allows easy lubrication. The bearing operates well in temperatures from -30°C to 110°C.

With a P4 tolerance class, it offers precise movement for demanding applications. Ideal for high-speed machinery like spindles or robotics where accuracy is key.

Weighing just 0.028kg, it’s lightweight yet robust. Compatible with SKF bearings for easy replacements.

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Product Parameters

  • Part Number 71807 ACD/P4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 35 mm
  • Bore Dia Tolerance -0.006mm to 0
  • Outer Dia 47 mm
  • Outer Dia Tolerance -0.006mm to 0
  • Width 7 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 26
  • 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 981 lbf
  • Static Radial Load 911 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 40000 rpm
  • Weight 0.028 kg
  • Price（$） 31.122
Super Precision Angular Contact Ball Bearings 71807 ACD/P4 dimension drawing
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Features

Why Choose 71807 ACD/P4 Bearing for Precision Tasks?

71807 ACD/P4 Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with high precision.
Its chrome steel construction ensures durability and smooth operation even at speeds up to 40,000 rpm.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a P4 tolerance class, it delivers exceptional accuracy for demanding applications.

Lubrication is pre-applied, ensuring ready-to-use convenience and extended service life.
Its compact design (35 mm×47 mm×7 mm) makes it suitable for space-constrained installations.

Application

Industrial Uses of 71807 ACD/P4 Bearing
71807 ACD/P4 Bearing is commonly used in high-speed machine tools, where its precision and angular contact design ensure accurate performance. The phenolic cage helps reduce friction, making it suitable for continuous operation.

In automotive applications, 71807 ACD/P4 Bearing supports components like electric motors and transmission systems. Its P4 tolerance class ensures reliability under demanding conditions, while the open design allows for easy lubrication.

For automation systems, 71807 ACD/P4 Bearing is ideal for robotic arms and CNC machinery. The 25° contact angle provides stability during high-speed rotations, and the chrome steel construction enhances durability.

Medical imaging devices also benefit from 71807 ACD/P4 Bearing’s precision. Its low friction and high-speed capabilities make it a dependable choice for sensitive equipment like MRI scanners.

Q&A

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