+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
Super Precision Angular Contact Ball Bearings 71809 ACD/P4

Super Precision Angular Contact Ball Bearings 71809 ACD/P4

The 71809 ACD/P4 is a super precision angular contact ball bearing with a 45mm bore and 58mm outer diameter, designed for high-speed applications. Its compact 7mm width and 25° contact angle make it ideal for handling combined radial and axial loads.

Made from chrome steel with a phenolic cage, it supports dynamic radial loads up to 1040 lbf and spins smoothly at 30,000 RPM. The open design allows easy lubrication, ensuring long service life.

This P4 tolerance class bearing offers excellent precision, comparable to ABEC-7 standards. It works reliably in temperatures from -30°C to 110°C, making it suitable for machine tools or spindle applications.

Weighing just 0.039kg, it’s lightweight yet robust. The bearing is interchangeable with SKF models, providing a reliable replacement option for precision machinery.

Get A Free Quote
    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number 71809 ACD/P4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.006mm to 0
  • Outer Dia 58 mm
  • Outer Dia Tolerance -0.007mm to 0
  • Width 7 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 31
  • 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 1040 lbf
  • Static Radial Load 1125 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 30000 rpm
  • Weight 0.039 kg
  • Price（$） 383.94
Super Precision Angular Contact Ball Bearings 71809 ACD/P4 dimension drawing
Download DWG Download PDF

Features

Why Choose 71809 ACD/P4 Bearing for Precision Tasks?

71809 ACD/P4 Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its chrome steel construction ensures durability and smooth operation under dynamic radial loads up to 1040 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance at speeds up to 30,000 rpm.
With a P4 tolerance class, it delivers exceptional accuracy for demanding industrial uses.

Designed for easy lubrication, 71809 ACD/P4 Bearing operates efficiently within a -30° to 110°C temperature range.
Its compact 45 mm×58 mm×7 mm size makes it ideal for space-constrained applications.

Application

Practical Applications of 71809 ACD/P4 Bearing
In machine tools, 71809 ACD/P4 Bearing is valued for its high-speed capabilities and precise angular contact, making it ideal for spindle applications. Its P4 tolerance ensures minimal vibration during operation.

Where Is 71809 ACD/P4 Bearing Used?
You’ll often find 71809 ACD/P4 Bearing in robotics, where its compact design and phenolic cage handle rapid movements smoothly. The 25° contact angle provides excellent load distribution.

Built for Heavy-Duty Use: 71809 ACD/P4 Bearing
This bearing excels in industrial pumps, thanks to its chrome steel construction and lubricated design. It handles both radial and axial loads with ease, even at high speeds.

Automotive vs Aerospace: Applications of 71809 ACD/P4 Bearing
In automotive systems, 71809 ACD/P4 Bearing supports gearbox components, while in aerospace, its precision suits navigation equipment. The lightweight design is a bonus for both fields.

Perfect Fit for Automation: 71809 ACD/P4 Bearing
For automated production lines, 71809 ACD/P4 Bearing offers reliable performance with its high-speed tolerance and durable materials. Its open design simplifies maintenance in busy environments.

Q&A

SEND INQUIRY