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Super Precision Angular Contact Ball Bearings 71805 ACD/P4TBTF

Super Precision Angular Contact Ball Bearings 71805 ACD/P4TBTF

The 71805 ACD/P4TBTF is a super precision angular contact ball bearing with a 25mm bore and 37mm outer diameter, measuring 21mm in width. Made from chrome steel, it’s designed for high-speed applications, handling radial loads up to 1917 lbf.

With a 25° contact angle and open design, it offers smooth operation at speeds up to 103,000 RPM. The phenolic cage ensures durability and reduces friction, making it ideal for precision machinery.

This bearing comes in a matched set of three, preloaded for immediate use. It’s suitable for applications like spindles or high-speed tools where accuracy and reliability are key.

Weighing just 0.063kg, it’s lightweight yet robust. Compliant with P4 tolerance standards, it ensures consistent performance in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number 71805 ACD/P4TBTF
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 25 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 37 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 21 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 20
  • Contact Angle 25°
  • Tolerance Class P4
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 1917 lbf
  • Static Radial Load 2059 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 103000 rpm
  • Weight 0.063 kg
Super Precision Angular Contact Ball Bearings 71805 ACD/P4TBTF dimension drawing
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Features

Performance Features of 71805 ACD/P4TBTF Bearing

71805 ACD/P4TBTF Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.

With a dynamic radial load capacity of 1917 lbf, it handles demanding conditions reliably.
The P4 tolerance class guarantees high precision, making it suitable for critical tasks.

71805 ACD/P4TBTF Bearing operates smoothly at speeds up to 103,000 rpm.
Its open design and preload availability enhance performance in angular contact applications.

The matched arrangement of three bearings ensures stability and balanced load distribution.
Its compact size (25 mm×37 mm×21 mm) makes it ideal for space-constrained installations.

Application

Practical Applications of 71805 ACD/P4TBTF Bearing
In high-speed machine tools, 71805 ACD/P4TBTF Bearing excels due to its precise angular contact design, ensuring smooth operation under radial and axial loads. The phenolic cage reduces friction, making it ideal for continuous use.

Where Is 71805 ACD/P4TBTF Bearing Used?
You’ll often find 71805 ACD/P4TBTF Bearing in automotive transmissions, where its 25° contact angle handles combined loads efficiently. Its P4 tolerance class guarantees accuracy for demanding applications.

Built for Heavy-Duty Use: 71805 ACD/P4TBTF Bearing
This bearing’s chrome steel construction makes it reliable for industrial robots, where durability and precision are key. The matched set of three bearings ensures balanced performance in complex assemblies.

Automotive vs Aerospace: Applications of 71805 ACD/P4TBTF Bearing
In automotive systems, 71805 ACD/P4TBTF Bearing supports gearboxes, while in aerospace, its lightweight design and high-speed capability suit actuator mechanisms. Both benefit from its low-maintenance design.

Perfect Fit for Automation: 71805 ACD/P4TBTF Bearing
For automated production lines, 71805 ACD/P4TBTF Bearing offers consistent performance with minimal downtime. Its lubricated design ensures long service life even in high-cycle applications.

Q&A

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