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Super Precision Angular Contact Ball Bearings 71917 ACE/HCP4ALDGA
Super Precision Angular Contact Ball Bearings 71917 ACE/HCP4ALDGA

Super Precision Angular Contact Ball Bearings 71917 ACE/HCP4ALDGA

The 71917 ACE/HCP4ALDGA is a super precision angular contact ball bearing with an 85mm bore and 120mm outer diameter, crafted from durable chrome steel. Its 25° contact angle and ceramic balls ensure smooth operation under angular loads.

With a dynamic radial load capacity of 10395 lbf, it spins efficiently at speeds up to 28000 RPM. The phenolic cage and lubricated design enhance its longevity and performance.

This bearing comes in a matched set of two, allowing versatile arrangements like back-to-back or face-to-face. Ideal for high-precision applications such as machine tools or spindles where accuracy is key.

Weighing 0.84kg, it operates reliably in temperatures from -30°C to 110°C. Compliant with P4A tolerance class, it’s interchangeable with SKF bearings for easy replacements.

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Product Parameters

  • Part Number 71917 ACE/HCP4ALDGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 85 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 120 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 36 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 23
  • Contact Angle 25°
  • Tolerance Class P4A
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 10395 lbf
  • Static Radial Load 9900 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 0.84 kg

Features

Performance Features of 71917 ACE/HCP4ALDGA Bearing

71917 ACE/HCP4ALDGA Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.

Its 25° contact angle and universal matching arrangement provide excellent load distribution and stability.

With a dynamic radial load capacity of 10395 lbf, it handles demanding applications with ease.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.

How Does 71917 ACE/HCP4ALDGA Bearing Achieve High-Speed Performance?

71917 ACE/HCP4ALDGA Bearing reaches speeds up to 28,000 rpm, thanks to its ceramic balls and precision design.

The extra light preload ensures smooth operation, minimising heat generation and wear.

Its open seal type allows for efficient lubrication, further boosting performance.

This bearing is ideal for high-speed applications requiring reliability and precision.

Engineered for Precision: 71917 ACE/HCP4ALDGA Bearing

71917 ACE/HCP4ALDGA Bearing meets P4A tolerance class, offering exceptional accuracy for critical tasks.

The universal matching feature allows flexible arrangements like back-to-back or face-to-face setups.

Its phenolic cage and ceramic balls reduce friction, ensuring quiet and efficient operation.

With a temperature range of -30°C to 110°C, it performs reliably in various conditions.

Steel vs Ceramic Bearings: Strengths of 71917 ACE/HCP4ALDGA Bearing

71917 ACE/HCP4ALDGA Bearing combines chrome steel rings with ceramic balls for enhanced performance.

This mix provides superior strength and reduced friction compared to traditional steel bearings.

The ceramic balls also resist wear and heat, extending the bearing’s service life.

It’s a smart choice for applications demanding both durability and high-speed operation.

Application

Common Applications of 71917 ACE/HCP4ALDGA Bearing
71917 ACE/HCP4ALDGA Bearing is widely used in high-speed machine tools, where its precision and angular contact design ensure accurate spindle performance. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.

In robotics, 71917 ACE/HCP4ALDGA Bearing supports articulated arms, providing stability and load capacity for repetitive movements. Its universal matching feature allows flexible installation in various configurations.

For aerospace components, 71917 ACE/HCP4ALDGA Bearing’s phenolic cage and chrome steel rings offer durability in extreme conditions. The extra light preload ensures minimal vibration, crucial for sensitive equipment.

Automotive testing equipment often relies on 71917 ACE/HCP4ALDGA Bearing for its high-speed capabilities and consistent performance. The P4A tolerance class guarantees precision in demanding environments.

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