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Super Precision Angular Contact Ball Bearings S7208 ACDGC/HCP4A

Super Precision Angular Contact Ball Bearings S7208 ACDGC/HCP4A

The S7208 ACDGC/HCP4A is a super precision angular contact ball bearing with a 40mm bore and 80mm outer diameter, crafted from chrome steel for durability. It features a 25° contact angle and ceramic balls for smooth operation.

This sealed bearing handles dynamic radial loads up to 7178 lbf and spins at speeds up to 41,000 RPM. Its phenolic cage and grease lubrication ensure quiet, long-lasting performance.

Designed for matched arrangements, it can be paired back-to-back, face-to-face, or tandem. The P4A tolerance class guarantees high precision.

Ideal for CNC spindles or high-speed machinery, it operates in temperatures from -30°C to 110°C. Weighing 0.33kg, it’s lightweight yet robust for demanding applications.

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Product Parameters

  • Part Number S7208 ACDGC/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 80 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 14
  • 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 Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 7178 lbf
  • Static Radial Load 5130 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.33 kg
Super Precision Angular Contact Ball Bearings S7208 ACDGC/HCP4A dimension drawing
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Features

Performance Features of S7208 ACDGC/HCP4A Bearing

S7208 ACDGC/HCP4A Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its 25° contact angle allows for efficient handling of combined radial and axial loads.
The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a dynamic radial load capacity of 7178 lbf, it excels in demanding applications.

How Is S7208 ACDGC/HCP4A Bearing Engineered for Reliability?

S7208 ACDGC/HCP4A Bearing features a sealed design, protecting against contaminants and extending service life.
The ceramic balls and chrome steel rings provide excellent wear resistance and smooth operation.
Its moderate preload (Class C) ensures consistent performance under varying loads.
With a maximum speed of 41,000 rpm, it is ideal for high-speed applications.

Designed for Durability: S7208 ACDGC/HCP4A Bearing

S7208 ACDGC/HCP4A Bearing’s chrome steel construction offers robust resistance to wear and tear.
The ceramic balls reduce friction, enabling smoother operation and longer life.
Its sealed design prevents grease leakage and keeps out dirt and moisture.
With a temperature range of -30°C to 110°C, it performs reliably in diverse environments.

Steel vs Ceramic Bearings: Strengths of S7208 ACDGC/HCP4A Bearing

S7208 ACDGC/HCP4A Bearing combines chrome steel rings with ceramic balls for superior performance.
This hybrid design reduces weight and friction while maintaining strength and durability.
The phenolic cage ensures smooth ball movement, enhancing efficiency.
With a P4A tolerance class, it delivers exceptional precision in high-speed applications.

Application

Industrial Uses of S7208 ACDGC/HCP4A Bearing
S7208 ACDGC/HCP4A Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The sealed design keeps contaminants out, ensuring long-lasting performance in demanding environments.

Where Is S7208 ACDGC/HCP4A Bearing Used?
In robotics, S7208 ACDGC/HCP4A Bearing provides precise motion control for robotic arms, thanks to its angular contact design and moderate preload. The matched arrangement option also makes it ideal for applications requiring paired bearings.

Built for Heavy-Duty Use: S7208 ACDGC/HCP4A Bearing
S7208 ACDGC/HCP4A Bearing handles radial and axial loads efficiently in industrial gearboxes, where its chrome steel rings offer durability. The P4A tolerance class ensures consistent performance in precision machinery.

Automotive vs Aerospace: Applications of S7208 ACDGC/HCP4A Bearing
In automotive systems, S7208 ACDGC/HCP4A Bearing supports high-speed spindles, while in aerospace, its lightweight ceramic balls and grease lubrication suit avionics equipment. The temperature range also makes it versatile for various climates.

Perfect Fit for Automation: S7208 ACDGC/HCP4A Bearing
S7208 ACDGC/HCP4A Bearing excels in automated production lines, where its universal matching feature simplifies installation. The 25° contact angle balances load capacity and speed for smooth operation.

Q&A

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