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Super Precision Angular Contact Ball Bearings 7018 ACDGC/P4A

Super Precision Angular Contact Ball Bearings 7018 ACDGC/P4A

The 7018 ACDGC/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 16672 lbf and operates smoothly at speeds up to 15000 RPM.

With a 25° contact angle and moderate preload, it offers excellent stability for high-precision applications. The open design and phenolic cage ensure reliable performance with easy maintenance.

This bearing is ideal for machine tools or spindle systems where accuracy is crucial. It can be arranged back-to-back, face-to-face, or tandem, providing flexibility in design.

Weighing 1.16kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it’s a top choice for demanding industrial environments.

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Product Parameters

  • Part Number 7018 ACDGC/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 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Moderate / Class C
  • 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°C to 110 °C
  • Max Speed 15000 rpm
  • Weight 1.16 kg
Super Precision Angular Contact Ball Bearings 7018 ACDGC/P4A dimension drawing
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Features

Performance Features of 7018 ACDGC/P4A Bearing

7018 ACDGC/P4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel construction ensures durability and resistance to wear under high dynamic radial loads of 16672 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation at speeds up to 15,000 rpm.
With a precision tolerance class of P4A, it delivers consistent performance in demanding conditions.

7018 ACDGC/P4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its universal matching capability allows flexible arrangement options for various applications.

Application

Key Fields for 7018 ACDGC/P4A Bearing
In industrial settings, 7018 ACDGC/P4A Bearing is commonly used in high-speed spindles and machine tools, where its moderate preload ensures stable operation. The open design and phenolic cage make it suitable for environments requiring minimal friction.

What Makes 7018 ACDGC/P4A Bearing a Preferred Choice?
For automotive applications, 7018 ACDGC/P4A Bearing excels in gearbox systems, thanks to its 25° contact angle handling angular loads efficiently. Its chrome steel construction offers durability under high rotational speeds.

Built for Heavy-Duty Use: 7018 ACDGC/P4A Bearing
In robotics, 7018 ACDGC/P4A Bearing provides reliable performance in robotic arms and automated assembly lines. The P4A tolerance class ensures precision in repetitive movements.

Medical vs Industrial: Where 7018 ACDGC/P4A Bearing Excels
Medical imaging devices benefit from 7018 ACDGC/P4A Bearing’s smooth operation and low noise levels. Its temperature range also makes it adaptable to various clinical environments.

Q&A

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