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Super Precision Angular Contact Ball Bearings S7018 ACEGB/P4A

Super Precision Angular Contact Ball Bearings S7018 ACEGB/P4A

The S7018 ACEGB/P4A is a super precision angular contact ball bearing with a 90mm bore and 140mm outer diameter, crafted from high-grade chrome steel. It handles radial loads up to 7605 lbf and spins 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 25° contact angle provides excellent stability for angular loads.

This bearing is available in matched sets for back-to-back, face-to-face, or tandem arrangements, making it versatile for various setups. Ideal for high-precision applications like machine tools or spindle drives.

Weighing 1.25kg, it’s robust yet manageable. Compliant with P4A tolerance standards for exceptional accuracy. Works reliably in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number S7018 ACEGB/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 11.112 mm
  • Ball Qty 28
  • Contact Angle 25°
  • 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 7605 lbf
  • Static Radial Load 6750 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 15000 rpm
  • Weight 1.25 kg
Super Precision Angular Contact Ball Bearings S7018 ACEGB/P4A dimension drawing
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Features

Performance Features of S7018 ACEGB/P4A Bearing

S7018 ACEGB/P4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and balls ensure durability and reliable performance under high-speed conditions.

With a dynamic radial load capacity of 7605 lbf, it handles demanding tasks with ease.
The phenolic cage maintains ball alignment, reducing friction and extending service life.

S7018 ACEGB/P4A Bearing operates smoothly at speeds up to 15,000 rpm, making it suitable for precision machinery.
Its sealed design and grease lubrication minimise maintenance needs while ensuring consistent performance.

The matched arrangement allows for versatile mounting options, including back-to-back and face-to-face configurations.
This flexibility makes S7018 ACEGB/P4A Bearing ideal for complex mechanical systems.

With a temperature range of -30°C to 110°C, it performs reliably in various environments.
The P4A tolerance class ensures high precision and consistent operation.

Application

Key Fields for S7018 ACEGB/P4A Bearing
S7018 ACEGB/P4A Bearing is commonly 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 ACEGB/P4A Bearing supports articulated arms, providing smooth movement with minimal friction. Its light preload makes it ideal for applications requiring precise positioning.

For aerospace components, S7018 ACEGB/P4A Bearing’s phenolic cage and chrome steel construction offer durability under varying temperatures. The matched arrangement option further enhances stability in critical flight systems.

Automotive testing equipment benefits from S7018 ACEGB/P4A Bearing’s high-speed capability and radial load handling. The P4A tolerance class ensures consistent performance in demanding testing scenarios.

Q&A

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