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Super Precision Angular Contact Ball Bearings 71918 ACE/HCP4ALDT
Super Precision Angular Contact Ball Bearings 71918 ACE/HCP4ALDT

Super Precision Angular Contact Ball Bearings 71918 ACE/HCP4ALDT

The 71918 ACE/HCP4ALDT is a super precision angular contact ball bearing with a 90mm bore and 125mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 10530 lbf and operates smoothly at speeds up to 15000 RPM.

Its 25° contact angle and matched arrangement (2 bearings << DT) ensure stable performance under angular loads. The phenolic cage offers lightweight strength, while the open design allows for easy lubrication. This bearing is ideal for high-precision applications like machine tool spindles or high-speed robotics. With a temperature range of -30°C to 110°C, it suits various industrial environments. Weighing 0.92kg, it meets P4A tolerance standards for exceptional accuracy. The ceramic balls reduce friction, enhancing longevity in demanding conditions.

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Product Parameters

  • Part Number 71918 ACE/HCP4ALDT
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 90 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 125 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 36 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 24
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings << DT
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 10530 lbf
  • Static Radial Load 10238 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 15000 rpm
  • Weight 0.92 kg

Features

Performance Features of 71918 ACE/HCP4ALDT Bearing

71918 ACE/HCP4ALDT Bearing features a 25° contact angle, optimised for precision angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.

The phenolic cage ensures smooth operation, even at high speeds up to 15,000 rpm.
With a dynamic radial load capacity of 10,530 lbf, it handles demanding conditions reliably.

71918 ACE/HCP4ALDT Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its matched arrangement of two bearings provides stability and consistent performance.

The open design allows for easy lubrication, maintaining optimal performance over time.
Precision-engineered to P4A tolerance class, it ensures accuracy in high-speed applications.

Application

Key Fields for 71918 ACE/HCP4ALDT Bearing
71918 ACE/HCP4ALDT Bearing is widely used in high-speed machine tools, where its precision and angular contact design ensure accurate performance. The ceramic balls reduce friction, making it ideal for applications requiring smooth rotation.

In automotive systems, 71918 ACE/HCP4ALDT Bearing supports components like electric motors and gearboxes, handling both radial and axial loads efficiently. Its matched arrangement enhances stability in demanding conditions.

For robotics, 71918 ACE/HCP4ALDT Bearing’s phenolic cage and chrome steel rings provide durability in mechanical arms and automated systems. The P4A tolerance class guarantees consistent performance in precise movements.

Medical imaging devices benefit from 71918 ACE/HCP4ALDT Bearing’s low friction and high-speed capabilities. The lubricated design ensures quiet operation, crucial for sensitive equipment.

In aerospace applications, 71918 ACE/HCP4ALDT Bearing’s ability to handle extreme loads and speeds makes it a reliable choice. The temperature range suits both cold and moderate environments.

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