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Super Precision Angular Contact Ball Bearings 71914 ACDGC/HCP4A

Super Precision Angular Contact Ball Bearings 71914 ACDGC/HCP4A

The 71914 ACDGC/HCP4A is a super precision angular contact ball bearing with a 70mm bore and 100mm outer diameter, crafted from chrome steel for durability. Its 25° contact angle and ceramic balls ensure smooth operation under radial loads up to 7312 lbf.

With a maximum speed of 29,000 RPM and a phenolic cage, it offers reliable performance in high-speed applications. The open design allows for easy lubrication, extending its lifespan.

This bearing is ideal for precision machinery like CNC spindles or dental tools, where accuracy is key. It operates in temperatures from -30°C to 110°C and weighs just 0.28kg.

Compatible with SKF bearings, it’s a versatile choice for replacements. Its universal matching capability supports back-to-back, face-to-face, or tandem arrangements.

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Product Parameters

  • Part Number 71914 ACDGC/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 70 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 16 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 9.525 mm
  • Ball Qty 24
  • Contact Angle 25°
  • Tolerance Class P4A
  • 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 Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 7312 lbf
  • Static Radial Load 7312 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 29000 rpm
  • Weight 0.28 kg
Super Precision Angular Contact Ball Bearings 71914 ACDGC/HCP4A dimension drawing
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Features

Performance Features of 71914 ACDGC/HCP4A Bearing

71914 ACDGC/HCP4A Bearing is crafted with chrome steel rings and ceramic balls, offering a balance of strength and precision.
Its 25° contact angle ensures efficient handling of combined radial and axial loads.
The phenolic cage maintains ball alignment, reducing friction and enhancing durability.
With a dynamic radial load capacity of 7312 lbf, it performs reliably in high-speed applications.

How Does 71914 ACDGC/HCP4A Bearing Reduce Friction?

71914 ACDGC/HCP4A Bearing uses ceramic balls and a phenolic cage to minimise friction during operation.
This design allows smoother rotation and reduces heat generation, even at speeds up to 29,000 rpm.
The precision-ground raceways further enhance performance by ensuring consistent contact with the balls.
Its moderate preload (Class C) optimises stiffness without compromising efficiency.

Engineered for Precision: 71914 ACDGC/HCP4A Bearing

71914 ACDGC/HCP4A Bearing meets P4A tolerance standards, ensuring exceptional accuracy for critical applications.
The ceramic balls and chrome steel rings work together to provide consistent performance under load.
Its universal matching capability allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.
The bearing operates smoothly within a temperature range of -30°C to 110°C.

Steel vs Ceramic Bearings: Strengths of 71914 ACDGC/HCP4A Bearing

71914 ACDGC/HCP4A Bearing combines chrome steel rings with ceramic balls for improved performance.
This hybrid design reduces weight and increases speed capability compared to all-steel bearings.
The ceramic balls resist wear and reduce friction, extending the bearing’s service life.
With 24 balls and a 9.525 mm ball diameter, it distributes loads evenly for reliable operation.

Application

Industrial Uses of 71914 ACDGC/HCP4A Bearing
71914 ACDGC/HCP4A Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The 25° contact angle ensures stable performance under combined radial and axial loads.

What Makes 71914 ACDGC/HCP4A Bearing a Preferred Choice?
In robotics, 71914 ACDGC/HCP4A Bearing excels in precision joints and rotary tables due to its P4A tolerance class. The moderate preload helps maintain accuracy in repetitive motions.

Perfect Fit for Automation: 71914 ACDGC/HCP4A Bearing
71914 ACDGC/HCP4A Bearing works well in CNC spindles, where its high-speed capability (up to 29,000 rpm) is crucial. The chrome steel rings provide durability in continuous operation.

Medical vs Industrial: Where 71914 ACDGC/HCP4A Bearing Excels
For medical imaging devices, 71914 ACDGC/HCP4A Bearing offers smooth rotation with minimal vibration. In industrial settings, its universal matching feature simplifies installation in paired arrangements.

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