Super Precision Angular Contact Ball Bearings S7018 ACE/HCP4BVG275

The S7018 ACE/HCP4BVG275 is a super precision angular contact ball bearing with a 90mm bore and 140mm outer diameter, crafted from high-quality chrome steel and ceramic balls. It handles radial loads up to 7605 lbf and operates smoothly at speeds up to 14,000 RPM.

Its sealed design keeps lubrication in and contaminants out, while the phenolic cage ensures quiet and efficient performance. The 25° contact angle makes it ideal for handling combined radial and axial loads.

This bearing is available with preload and matched arrangements, offering flexibility for precise applications. It meets P4 tolerance standards, ensuring high accuracy in demanding setups.

Perfect for machine tools, spindles, or high-speed applications where precision and reliability are key. With a temperature range of -30°C to 110°C, it performs well in various environments. Weighing 1.16kg, it balances strength and precision for industrial use.

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Description

Features

Application

Q&A

Product Parameters

Part Number S7018 ACE/HCP4BVG275
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 11.112 mm
Ball Qty 28
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 Ceramic
Cage Material Phenolic
Dynamic Radial Load 7605 lbf
Static Radial Load 6750 lbf
Lubrication Lubricated
Temperature Range -30° to 110 °C
Max Speed 14000 rpm
Weight 1.16 kg
Price（$） 115.614

Super Precision Angular Contact Ball Bearings S7018 ACE/HCP4BVG275 dimension drawing

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Features

Why Choose S7018 ACE/HCP4BVG275 Bearing for Precision Tasks?

S7018 ACE/HCP4BVG275 Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with high precision.
Its ceramic balls and chrome steel rings ensure smooth operation, even at speeds up to 14,000 rpm.

The phenolic cage in S7018 ACE/HCP4BVG275 Bearing reduces friction and wear, enhancing its longevity.
With a dynamic radial load capacity of 7605 lbf, it performs reliably in demanding applications.

S7018 ACE/HCP4BVG275 Bearing comes pre-lubricated, minimising maintenance needs and downtime.
Its sealed design protects against contaminants, ensuring consistent performance in various environments.

Application

Industrial Uses of S7018 ACE/HCP4BVG275 Bearing
S7018 ACE/HCP4BVG275 Bearing is commonly used in high-speed machine tools, where its angular contact design ensures precise spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.

In automotive systems, S7018 ACE/HCP4BVG275 Bearing supports components like electric motors and transmission systems, where its sealed design protects against contaminants. The phenolic cage adds durability, even under continuous use.

For medical imaging devices, S7018 ACE/HCP4BVG275 Bearing’s P4 tolerance class guarantees accuracy in critical applications. Its chrome steel rings and ceramic balls provide long-lasting performance in sterile environments.

Perfect Fit for Automation: S7018 ACE/HCP4BVG275 Bearing
S7018 ACE/HCP4BVG275 Bearing excels in robotic arms, where its preload capability ensures minimal backlash during precise movements. The lubricated design also extends service life in high-cycle operations.

In 3D printers, S7018 ACE/HCP4BVG275 Bearing’s high-speed capability and low friction contribute to consistent print quality. The matched arrangement option allows for easy integration into complex assemblies.