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Super Precision Angular Contact Ball Bearings 71808 CD/P4TBTM

Super Precision Angular Contact Ball Bearings 71808 CD/P4TBTM

The 71808 CD/P4TBTM is a super precision angular contact ball bearing with a 40mm bore and 52mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and comes in a matched set of three bearings for balanced performance.

This bearing handles radial loads up to 2340 lbf and can reach speeds of 56,000 RPM, making it suitable for high-speed applications. Its phenolic cage ensures smooth operation and durability under demanding conditions.

The open design allows for easy lubrication, while the P4 tolerance class guarantees precise performance. Ideal for machine tools or precision equipment where accuracy and speed are crucial.

Weighing just 0.093kg, it’s lightweight yet robust. The matched set arrangement ensures consistent performance across all three bearings, perfect for applications requiring uniform load distribution.

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Product Parameters

  • Part Number 71808 CD/P4TBTM
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 52 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 21 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 29
  • Contact Angle 15°
  • 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 2340 lbf
  • Static Radial Load 3285 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.093 kg
Super Precision Angular Contact Ball Bearings 71808 CD/P4TBTM dimension drawing
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Features

Performance Features of 71808 CD/P4TBTM Bearing

71808 CD/P4TBTM Bearing is crafted with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls enhance durability, while the phenolic cage ensures smooth operation at high speeds.

With a dynamic radial load capacity of 2340 lbf, it handles demanding conditions effortlessly.
The P4 tolerance class guarantees precision, making it ideal for high-performance machinery.

Operating at up to 56,000 rpm, 71808 CD/P4TBTM Bearing maintains reliability even under intense use.
Its matched arrangement of three bearings provides balanced performance in complex setups.

The open design allows for easy lubrication, reducing maintenance needs.
Its temperature range of -30°C to 110°C ensures adaptability in various environments.

Application

Practical Applications of 71808 CD/P4TBTM Bearing
In precision machine tools, 71808 CD/P4TBTM Bearing excels with its 15° contact angle, offering stability for high-speed spindle operations. The matched set of three bearings ensures consistent performance in demanding industrial environments.

Automotive vs Aerospace: Applications of 71808 CD/P4TBTM Bearing
For automotive gearboxes, 71808 CD/P4TBTM Bearing handles angular loads smoothly, while in aerospace systems, its P4 tolerance class meets strict precision requirements. The phenolic cage reduces friction, enhancing efficiency in both fields.

How Does 71808 CD/P4TBTM Bearing Improve Performance?
With a max speed of 56,000 rpm, 71808 CD/P4TBTM Bearing is ideal for CNC machinery where rapid rotations are needed. Its chrome steel construction ensures durability under continuous radial and axial loads.

Designed for Versatility: 71808 CD/P4TBTM Bearing
From robotics to medical imaging devices, 71808 CD/P4TBTM Bearing adapts well due to its open design and lubricated operation. The 40mm bore size fits neatly into compact assemblies without compromising load capacity.

Key Fields for 71808 CD/P4TBTM Bearing
In automation systems like 3D printers, 71808 CD/P4TBTM Bearing provides quiet, precise motion control. The preload option further minimises play, ensuring accuracy in repetitive tasks.

Q&A

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