+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
Super Precision Angular Contact Ball Bearings 7208 ACDGB/P4A

Super Precision Angular Contact Ball Bearings 7208 ACDGB/P4A

The 7208 ACDGB/P4A is a super precision angular contact ball bearing with a 40mm bore and 80mm outer diameter, crafted from durable chrome steel. Its 25° contact angle efficiently handles combined radial and axial loads.

With a dynamic radial load capacity of 7178 lbf, it spins smoothly at speeds up to 41,000 RPM. The phenolic cage ensures quiet operation and long service life, even in temperatures from -30°C to 110°C.

This bearing comes pre-lubricated for immediate use and belongs to the P4A tolerance class for high precision. It can be paired in back-to-back, face-to-face, or tandem arrangements for versatile applications.

Ideal for machine tools, spindles, or high-speed equipment requiring precise motion control. Weighing 0.37kg, it’s a robust yet compact solution for demanding industrial environments.

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

Product Parameters

  • Part Number 7208 ACDGB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 80 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 14
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 7178 lbf
  • Static Radial Load 5130 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.37 kg
  • Price（$） 8.478
Super Precision Angular Contact Ball Bearings 7208 ACDGB/P4A dimension drawing
Download DWG Download PDF

Features

Why Choose 7208 ACDGB/P4A Bearing for Precision Tasks?

7208 ACDGB/P4A Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with precision.
Its chrome steel construction ensures durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 7178 lbf, it performs reliably in high-demand applications.
The P4A tolerance class guarantees consistent accuracy, making it suitable for precision machinery.

Operating at speeds up to 41,000 rpm, 7208 ACDGB/P4A Bearing balances speed and stability.
Its universal matching capability allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.

Application

Industrial Uses of 7208 ACDGB/P4A Bearing
7208 ACDGB/P4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The light preload and P4A tolerance class make it suitable for applications demanding minimal vibration.

In automotive applications, 7208 ACDGB/P4A Bearing supports components like wheel hubs and transmissions, handling both radial and axial loads efficiently. Its phenolic cage offers durability under varying temperatures and speeds.

For robotics, 7208 ACDGB/P4A Bearing provides smooth motion in articulated arms and joints, thanks to its 25° contact angle. The open design allows for easy lubrication, extending service life in continuous operation.

Where Is 7208 ACDGB/P4A Bearing Used?
You’ll find 7208 ACDGB/P4A Bearing in medical imaging devices, where its high-speed capability and precision are crucial for clear scans. The chrome steel construction ensures reliability in sterile environments.

It’s also a popular choice for 3D printers, particularly in the print head assembly, where smooth movement is essential. The metric sizing fits seamlessly into most European and Asian machinery designs.

Built for Heavy-Duty Use: 7208 ACDGB/P4A Bearing
7208 ACDGB/P4A Bearing excels in industrial fans and blowers, handling both thrust and radial loads with ease. Its 41,000 rpm max speed rating makes it ideal for high-performance systems.

The bearing’s universal matching capability allows for flexible arrangements in complex machinery. Whether back-to-back or tandem, it adapts to various load requirements effortlessly.

Automotive vs Aerospace: Applications of 7208 ACDGB/P4A Bearing
In automotive systems, 7208 ACDGB/P4A Bearing is often used in turbochargers, where its high-speed performance shines. The phenolic cage withstands heat better than metal alternatives.

For aerospace applications, the same bearing supports auxiliary power units, benefiting from its lightweight design and precision. The temperature range suits both ground and flight conditions.

Q&A

SEND INQUIRY