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Super Precision Angular Contact Ball Bearings S71913 ACDGB/P4A
Super Precision Angular Contact Ball Bearings S71913 ACDGB/P4A

Super Precision Angular Contact Ball Bearings S71913 ACDGB/P4A

The S71913 ACDGB/P4A is a super precision angular contact ball bearing with a 65mm bore and 90mm outer diameter, designed for high-speed applications. Its 25° contact angle efficiently handles both radial and axial loads, with a dynamic radial load capacity of 4388 lbf.

Made from chrome steel with a phenolic cage, it offers durability and smooth operation at speeds up to 31,000 RPM. The sealed design keeps grease in and contaminants out, reducing maintenance needs.

This bearing is ideal for precision machinery like CNC spindles or high-speed motors, where accuracy and reliability are crucial. It operates well in temperatures from -30°C to 110°C and comes pre-greased for easy installation.

Weighing just 0.21kg, it’s lightweight yet robust. The P4A tolerance class ensures exceptional precision, making it interchangeable with SKF bearings for seamless replacements.

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Product Parameters

  • Part Number S71913 ACDGB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 65 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 13 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 26
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • 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 4388 lbf
  • Static Radial Load 3600 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 31000 rpm
  • Weight 0.21 kg

Features

Performance Features of S71913 ACDGB/P4A Bearing

S71913 ACDGB/P4A Bearing is crafted with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and smooth operation under dynamic radial loads up to 4388 lbf.

The phenolic cage in S71913 ACDGB/P4A Bearing reduces friction and noise, making it suitable for high-speed applications.
With a maximum speed of 31,000 rpm, it delivers reliable performance in demanding conditions.

S71913 ACDGB/P4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its sealed design and grease lubrication minimise maintenance needs, extending service life.

Application

Industrial Uses of S71913 ACDGB/P4A Bearing
S71913 ACDGB/P4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The sealed construction helps maintain performance in environments with dust or debris.

Where Is S71913 ACDGB/P4A Bearing Used?
You’ll often find S71913 ACDGB/P4A Bearing in automotive applications like electric motor systems, where its light preload reduces friction. Its phenolic cage also provides stability under high rotational speeds.

Built for Heavy-Duty Use: S71913 ACDGB/P4A Bearing
S71913 ACDGB/P4A Bearing handles radial loads well in robotics, making it suitable for articulated arms in automated production lines. The chrome steel rings offer durability in continuous operation.

Medical vs Industrial: Where S71913 ACDGB/P4A Bearing Excels
In medical imaging devices, S71913 ACDGB/P4A Bearing’s P4A tolerance ensures smooth, quiet operation. For industrial settings, its grease lubrication extends service life in demanding conditions.

Q&A

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