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Super Precision Angular Contact Ball Bearings 71809 CD/P4DGAGMM2

Super Precision Angular Contact Ball Bearings 71809 CD/P4DGAGMM2

The 71809 CD/P4DGAGMM2 is a super precision angular contact ball bearing with a 45mm bore and 58mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 1784 lbf and operates smoothly at high speeds up to 46,000 RPM.

Its 15° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face. The phenolic cage ensures quiet operation and long service life, even in temperatures from -30°C to 110°C.

Preloaded for extra light performance, this bearing offers excellent accuracy (P4 tolerance class). Ideal for precision applications like machine tool spindles or high-speed robotics where minimal vibration matters.

Weighing just 0.078kg, it comes as a matched set of two bearings for balanced performance. Grease-lubricated for easy maintenance and interchangeable with SKF equivalents.

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Product Parameters

  • Part Number 71809 CD/P4DGAGMM2
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 58 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 14 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 31
  • Contact Angle 15°
  • Tolerance Class P4
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 1784 lbf
  • Static Radial Load 2385 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.078 kg
Super Precision Angular Contact Ball Bearings 71809 CD/P4DGAGMM2 dimension drawing
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Features

Performance Features of 71809 CD/P4DGAGMM2 Bearing

71809 CD/P4DGAGMM2 Bearing is crafted with chrome steel rings and balls, offering high precision and durability.
Its 15° contact angle ensures efficient handling of combined radial and axial loads.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a dynamic radial load capacity of 1784 lbf, it suits demanding applications.

71809 CD/P4DGAGMM2 Bearing operates smoothly at speeds up to 46,000 rpm.
Its universal matching design allows flexible arrangement options for varied needs.

The extra light preload ensures minimal friction while maintaining precision.
Its temperature range of -30°C to 110°C makes it versatile for different environments.

Application

Common Applications of 71809 CD/P4DGAGMM2 Bearing
In machine tools, 71809 CD/P4DGAGMM2 Bearing ensures smooth spindle rotation due to its high precision and 15° contact angle. The open design and grease lubrication make it suitable for high-speed operations up to 46,000 rpm.

Where Is 71809 CD/P4DGAGMM2 Bearing Used?
You’ll often find 71809 CD/P4DGAGMM2 Bearing in automotive transmissions, where its universal matching design handles angular loads efficiently. The phenolic cage reduces friction, enhancing durability in demanding conditions.

Optimized for Performance: 71809 CD/P4DGAGMM2 Bearing
This bearing excels in robotics, particularly in articulated arms requiring precise movement. Its extra-light preload and P4 tolerance class ensure consistent accuracy in repetitive tasks.

Automotive vs Aerospace: Applications of 71809 CD/P4DGAGMM2 Bearing
In automotive systems, 71809 CD/P4DGAGMM2 Bearing supports gearbox shafts, while in aerospace, it’s used in actuator systems. The chrome steel construction withstands varying loads and temperatures reliably.

Practical Applications of 71809 CD/P4DGAGMM2 Bearing
For medical imaging devices, 71809 CD/P4DGAGMM2 Bearing offers quiet operation and minimal vibration. Its matched set configuration simplifies installation in compact spaces.

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