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Super Precision Angular Contact Ball Bearings 71814 CDGA/P4

Super Precision Angular Contact Ball Bearings 71814 CDGA/P4

The 71814 CDGA/P4 is a super precision angular contact ball bearing with a 70mm bore and 90mm outer diameter, crafted from durable chrome steel. It features a 15° contact angle and is designed for high-speed operations up to 28,000 RPM.

Its phenolic cage ensures smooth rotation, while the open design allows for easy lubrication. The bearing handles radial loads up to 3105 lbf and is suitable for temperatures from -30°C to 110°C.

With a P4 tolerance class, it offers exceptional accuracy for demanding applications. The bearing can be used in matched sets for back-to-back, face-to-face, or tandem arrangements.

Ideal for precision machinery like spindles or CNC equipment, this lightweight unit weighs just 0.13kg. It’s interchangeable with SKF bearings, making it a versatile choice for replacements.

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Product Parameters

  • Part Number 71814 CDGA/P4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 70 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 10 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 31
  • Contact Angle 15°
  • Tolerance Class P4
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • 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 3105 lbf
  • Static Radial Load 3600 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 0.13 kg
Super Precision Angular Contact Ball Bearings 71814 CDGA/P4 dimension drawing
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Features

Performance Features of 71814 CDGA/P4 Bearing

71814 CDGA/P4 Bearing is designed with a 15° 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 3105 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance at high speeds.
With a maximum speed of 28,000 rpm, it excels in precision applications requiring reliable operation.

71814 CDGA/P4 Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its P4 tolerance class guarantees high precision, making it suitable for demanding industrial uses.

The open design allows for easy lubrication, ensuring consistent performance over time.
Weighing just 0.13 kg, it offers a balance of strength and lightweight construction.

Application

Practical Applications of 71814 CDGA/P4 Bearing
In high-speed machine tools, 71814 CDGA/P4 Bearing excels with its precision angular contact design, ensuring smooth rotation under radial and axial loads. Its P4 tolerance class makes it suitable for applications demanding tight accuracy.

Where Is 71814 CDGA/P4 Bearing Used?
You’ll often find 71814 CDGA/P4 Bearing in spindle systems for CNC machines, where its extra light preload enhances performance. The phenolic cage also reduces friction, ideal for high-speed operations.

Built for Heavy-Duty Use: 71814 CDGA/P4 Bearing
This bearing handles demanding environments like industrial pumps, thanks to its chrome steel construction. Its 15° contact angle provides stability under combined loads.

Automotive vs Aerospace: Applications of 71814 CDGA/P4 Bearing
In automotive systems, 71814 CDGA/P4 Bearing supports gearbox components, while in aerospace, it’s used in auxiliary power units. The universal matching feature adds versatility for complex setups.

Perfect Fit for Automation: 71814 CDGA/P4 Bearing
Robotic arms benefit from 71814 CDGA/P4 Bearing’s low friction and high-speed capability. The lubricated design ensures long service life in continuous operation.

Q&A

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