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Super Precision Angular Contact Ball Bearings S7018 ACD/P4A
Super Precision Angular Contact Ball Bearings S7018 ACD/P4A

Super Precision Angular Contact Ball Bearings S7018 ACD/P4A

The S7018 ACD/P4A is a super precision angular contact ball bearing with a 90mm bore and 140mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 16672 lbf and operates smoothly at speeds up to 8500 RPM.

Its sealed design keeps lubrication in and contaminants out, while the phenolic cage ensures durability. The 25° contact angle provides excellent stability for angular loads.

This bearing is ideal for high-precision applications like machine tool spindles or robotics, where accuracy is crucial. It comes pre-lubricated and can be matched for paired arrangements.

With a P4 tolerance class, it offers exceptional running accuracy. The bearing works in temperatures from -30°C to 110°C and weighs 1.17kg. It’s interchangeable with SKF equivalents for easy replacement.

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Product Parameters

  • Part Number S7018 ACD/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 90 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 140 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 20
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 16672 lbf
  • Static Radial Load 16200 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 8500 rpm
  • Weight 1.17 kg
  • Price($) 115.821

Features

How Is S7018 ACD/P4A Bearing Engineered for Reliability?

S7018 ACD/P4A Bearing features a 25° contact angle, optimised for handling combined radial and axial loads.
The chrome steel rings and balls ensure durability, while the phenolic cage maintains alignment under stress.

With a dynamic radial load capacity of 16672 lbf, it performs reliably in high-demand applications.
Its P4 tolerance class guarantees precision, making it suitable for critical machinery.

The sealed design protects against contaminants, extending service life.
Lubrication is pre-applied, reducing maintenance needs and ensuring smooth operation.

S7018 ACD/P4A Bearing operates efficiently at speeds up to 8,500 rpm.
Its temperature range of -30° to 110°C ensures performance in varied environments.

Application

Key Fields for S7018 ACD/P4A Bearing
S7018 ACD/P4A Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction helps maintain performance in environments with dust or debris.

In robotics, S7018 ACD/P4A Bearing provides smooth motion control for articulated arms, thanks to its phenolic cage reducing friction. Its P4 tolerance class makes it suitable for applications demanding tight precision.

For aerospace components, S7018 ACD/P4A Bearing handles radial and axial loads efficiently in systems like landing gear actuators. The chrome steel material offers durability under varying temperature conditions.

Automotive testing equipment benefits from S7018 ACD/P4A Bearing’s reliability during high-speed simulations. The preload availability ensures consistent performance under dynamic loads.

In medical imaging devices, S7018 ACD/P4A Bearing’s low vibration characteristics contribute to clearer scan results. Its lubricated design minimises maintenance needs in critical healthcare settings.

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