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Super Precision Angular Contact Ball Bearings 71801 CDGA/HCP4
Super Precision Angular Contact Ball Bearings 71801 CDGA/HCP4

Super Precision Angular Contact Ball Bearings 71801 CDGA/HCP4

The 71801 CDGA/HCP4 is a super precision angular contact ball bearing with a compact size of 12mm by 21mm by 5mm, made from high-quality chrome steel and ceramic balls. It handles radial loads up to 468 lbf and reaches speeds of 140,000 RPM, making it suitable for high-performance applications.

With a 15° contact angle and extra light preload, it offers smooth operation and low friction. The phenolic cage ensures durability while keeping the bearing lightweight at just 0.006kg.

This open-design bearing works in temperatures from -30°C to 110°C and comes pre-lubricated for easy use. It’s ideal for precision equipment like spindles or small machinery where accuracy is key.

Interchangeable with SKF bearings, it’s a versatile choice for replacements. The P4 tolerance class guarantees consistent performance in demanding setups.

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Product Parameters

  • Part Number 71801 CDGA/HCP4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 12 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 21 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 5 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 2.381 mm
  • Ball Qty 14
  • Contact Angle 15°
  • Tolerance Class P4
  • 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 Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 468 lbf
  • Static Radial Load 266 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 140000 rpm
  • Weight 0.006 kg

Features

Performance Features of 71801 CDGA/HCP4 Bearing

71801 CDGA/HCP4 Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing operational smoothness.

The phenolic cage ensures stability at high speeds, supporting up to 140,000 rpm.
This makes 71801 CDGA/HCP4 Bearing ideal for high-performance machinery.

With a dynamic radial load capacity of 468 lbf, it handles demanding angular contact loads reliably.
The P4 tolerance class guarantees consistent precision in every rotation.

Operating between -30°C to 110°C, 71801 CDGA/HCP4 Bearing performs well in varied temperature conditions.
Its lubricated design minimises maintenance while maximising efficiency.

Application

Industrial Uses of 71801 CDGA/HCP4 Bearing
71801 CDGA/HCP4 Bearing is commonly used in high-speed machine spindles, where its ceramic balls and phenolic cage reduce friction and heat buildup. The P4 tolerance ensures precise alignment, crucial for maintaining accuracy in CNC operations.

Where Is 71801 CDGA/HCP4 Bearing Used?
In robotics, 71801 CDGA/HCP4 Bearing supports articulated arms, offering smooth motion thanks to its angular contact design. The extra-light preload makes it ideal for applications requiring minimal resistance.

Optimized for Performance: 71801 CDGA/HCP4 Bearing
For dental drills, 71801 CDGA/HCP4 Bearing provides quiet operation and long service life due to its chrome steel rings. The lubricated design further enhances reliability in high-speed medical tools.

Automotive vs Aerospace: Applications of 71801 CDGA/HCP4 Bearing
In automotive turbochargers, 71801 CDGA/HCP4 Bearing handles rapid acceleration with ease, while in aerospace, its lightweight construction benefits instrumentation systems. The universal matching option adds versatility for complex setups.

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