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Super Precision Angular Contact Ball Bearings S7018 CDGB/P4A

Super Precision Angular Contact Ball Bearings S7018 CDGB/P4A

The S7018 CDGB/P4A 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 17842 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 15° contact angle and P4A tolerance class provide excellent precision for demanding applications.

This bearing comes in matched sets of two, offering flexibility for back-to-back, face-to-face, or tandem arrangements. Ideal for high-speed spindles, machine tools, or other precision machinery where accuracy is crucial.

Weighing 1.17kg, it’s robust yet manageable for its size. With a temperature range of -30°C to 110°C, it performs reliably in various environments. Interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number S7018 CDGB/P4A
  • 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 24 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 Available
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 17842 lbf
  • Static Radial Load 17212 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 15000 rpm
  • Weight 1.17 kg
Super Precision Angular Contact Ball Bearings S7018 CDGB/P4A dimension drawing
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Features

Performance Features of S7018 CDGB/P4A Bearing

S7018 CDGB/P4A Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.

Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.

With a dynamic radial load capacity of 17842 lbf, it handles demanding conditions reliably.

The sealed design and grease lubrication minimise maintenance, extending service life.

Application

Key Fields for S7018 CDGB/P4A Bearing
S7018 CDGB/P4A Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction helps keep contaminants out, extending the bearing’s service life in demanding environments.

In robotics, S7018 CDGB/P4A Bearing provides smooth motion control for articulated arms, thanks to its light preload and phenolic cage. Its matched arrangement options make it versatile for various robotic configurations.

For medical imaging devices, S7018 CDGB/P4A Bearing offers reliable performance with minimal vibration, crucial for clear diagnostic results. The chrome steel rings and balls ensure durability even with frequent use.

In automotive testing equipment, S7018 CDGB/P4A Bearing handles high-speed rotations while maintaining precision. Its P4A tolerance class makes it suitable for applications where exact measurements are vital.

S7018 CDGB/P4A Bearing also fits well in aerospace components, such as gyroscopes, where stability under angular loads is essential. The grease lubrication ensures consistent performance across a wide temperature range.

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