+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
Super Precision Angular Contact Ball Bearings 71818 CD/P4DGA

Super Precision Angular Contact Ball Bearings 71818 CD/P4DGA

The 71818 CD/P4DGA is a super precision angular contact ball bearing with a 90mm bore and 115mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and is designed for angular contact loads, handling up to 8055 lbf dynamically.

Its open design and phenolic cage ensure smooth operation at speeds up to 15,000 RPM, while the extra light preload enhances precision. The bearing is lubricated for reduced friction and long service life.

This model is part of a universal matching set, suitable for back-to-back, face-to-face, or tandem arrangements. Ideal for high-precision applications like machine tool spindles or aerospace components.

Weighing 0.56kg, it operates efficiently in temperatures from -30°C to 110°C. Compliant with P4 tolerance class, it offers reliable performance for demanding environments.

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

Product Parameters

  • Part Number 71818 CD/P4DGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 90 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 115 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 26 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.144 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 8055 lbf
  • Static Radial Load 11925 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 15000 rpm
  • Weight 0.56 kg
Super Precision Angular Contact Ball Bearings 71818 CD/P4DGA dimension drawing
Download DWG Download PDF

Features

Performance Features of 71818 CD/P4DGA Bearing

71818 CD/P4DGA Bearing is crafted with chrome steel rings and balls, offering high precision and durability.
Its 15° contact angle ensures optimal load distribution, enhancing performance in angular contact applications.

The phenolic cage maintains ball alignment, reducing friction and extending operational life.
With a dynamic radial load capacity of 8055 lbf, it handles demanding conditions reliably.

Designed for universal matching, 71818 CD/P4DGA Bearing supports various configurations like back-to-back or tandem.
Its extra light preload (Class A) ensures smooth operation at high speeds up to 15,000 rpm.

The open seal design allows easy lubrication, maintaining efficiency in temperatures from -30°C to 110°C.
This bearing’s P4 tolerance class guarantees consistent precision for critical applications.

Application

Where Is 71818 CD/P4DGA Bearing Used?
71818 CD/P4DGA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The universal matching feature allows for flexible arrangements, making it suitable for complex setups.

In robotics, 71818 CD/P4DGA Bearing supports articulated arms, providing smooth movement and low friction. Its phenolic cage helps reduce vibration, which is essential for delicate tasks.

For medical imaging devices, 71818 CD/P4DGA Bearing offers reliable performance due to its chrome steel construction. The extra light preload ensures minimal resistance, crucial for sensitive equipment.

Automotive applications like electric vehicle motors benefit from 71818 CD/P4DGA Bearing’s high-speed capability. The P4 tolerance class guarantees consistent performance under demanding conditions.

In aerospace systems, 71818 CD/P4DGA Bearing handles both radial and axial loads efficiently. Its temperature range makes it adaptable to various operating environments.

Q&A

SEND INQUIRY