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Super Precision Angular Contact Ball Bearings S7018 CD/P4ADGA
Super Precision Angular Contact Ball Bearings S7018 CD/P4ADGA

Super Precision Angular Contact Ball Bearings S7018 CD/P4ADGA

The S7018 CD/P4ADGA is a super precision angular contact ball bearing with a 90mm bore and 140mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 28575 lbf and operates smoothly at speeds up to 15000 RPM.

Its sealed design keeps grease in and contaminants out, while the phenolic cage ensures quiet, long-lasting performance. The bearing works reliably in temperatures from -30°C to 110°C.

This model is universally matched, allowing flexible arrangements like back-to-back or face-to-face. Ideal for high-precision applications such as machine tools or spindle drives.

Weighing 2.33kg, it’s robust yet manageable for its size. Compliant with P4A tolerance class for exceptional accuracy.

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Product Parameters

  • Part Number S7018 CD/P4ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 90 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 140 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 48 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 20
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 28575 lbf
  • Static Radial Load 34425 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 15000 rpm
  • Weight 2.33 kg

Features

Performance Features of S7018 CD/P4ADGA Bearing

S7018 CD/P4ADGA Bearing is crafted with a 15° contact angle, ideal for handling combined radial and axial loads efficiently.
Its universal matching design allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.

The chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.
With a dynamic radial load capacity of 28,575 lbf, it performs reliably under heavy loads.

S7018 CD/P4ADGA Bearing operates smoothly at speeds up to 15,000 rpm, thanks to its precision P4A tolerance class.
The sealed design and grease lubrication minimise maintenance needs, extending service life.

Suitable for temperatures from -30°C to 110°C, S7018 CD/P4ADGA Bearing adapts well to various industrial environments.
Its lightweight phenolic cage contributes to reduced vibration and enhanced performance.

Application

Key Fields for S7018 CD/P4ADGA Bearing
S7018 CD/P4ADGA Bearing is widely used in high-precision machine tools, where its 15° contact angle ensures accurate radial and axial load handling. The sealed design keeps contaminants out, extending service life in demanding workshop conditions.

In robotics, S7018 CD/P4ADGA Bearing supports articulated arms and joints, providing smooth motion with minimal friction. Its universal matching capability allows flexible installation in both back-to-back and face-to-face configurations.

For aerospace applications, S7018 CD/P4ADGA Bearing’s phenolic cage and chrome steel construction withstand high speeds while maintaining dimensional stability. The extra light preload ensures consistent performance in sensitive navigation systems.

Automotive testing equipment benefits from S7018 CD/P4ADGA Bearing’s P4A tolerance class, which guarantees precise measurements during durability trials. The grease lubrication handles continuous operation without frequent maintenance.

In medical imaging devices, S7018 CD/P4ADGA Bearing’s low vibration characteristics improve scan clarity. The temperature range suits both sterile labs and diagnostic environments.

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