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Super Precision Angular Contact Ball Bearings S7208 CDGA/P4A

Super Precision Angular Contact Ball Bearings S7208 CDGA/P4A

The S7208 CDGA/P4A is a super precision angular contact ball bearing with a 40mm bore and 80mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 7605 lbf and operates smoothly at speeds up to 41,000 RPM.

Its 15° contact angle and sealed design ensure reliable performance, while the phenolic cage reduces friction. The bearing comes pre-greased for easy installation and works in temperatures from -30°C to 110°C.

This model is interchangeable with SKF bearings and is available in matched sets for back-to-back or face-to-face arrangements. Ideal for high-precision applications like machine tools or spindle drives.

Weighing 0.38kg, it offers a balance of strength and precision. Compliant with P4A tolerance standards for consistent accuracy.

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Product Parameters

  • Part Number S7208 CDGA/P4A
  • 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 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 7605 lbf
  • Static Radial Load 5400 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.38 kg
  • Price（$） 94.788
Super Precision Angular Contact Ball Bearings S7208 CDGA/P4A dimension drawing
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Features

Performance Features of S7208 CDGA/P4A Bearing

S7208 CDGA/P4A Bearing is crafted with chrome steel rings and balls, offering high precision and durability.
Its 15° contact angle ensures 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 7605 lbf, it excels in demanding applications.

How Is S7208 CDGA/P4A Bearing Engineered for Reliability?

S7208 CDGA/P4A Bearing features a sealed design, protecting against contaminants and extending service life.
The extra light preload ensures smooth operation, ideal for high-speed applications up to 41,000 rpm.
Its chrome steel construction resists wear, while the grease lubrication reduces maintenance needs.
The P4A tolerance class guarantees consistent performance in precision tasks.

Optimized for Efficiency: S7208 CDGA/P4A Bearing

S7208 CDGA/P4A Bearing’s design minimises energy loss, making it suitable for high-speed machinery.
The 14 balls and precise ball diameter of 11.112 mm ensure even load distribution.
It operates smoothly within a temperature range of -30°C to 110°C.
The universal matching capability allows flexible arrangement options for various applications.

Application

Industrial Uses of S7208 CDGA/P4A Bearing
S7208 CDGA/P4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The sealed construction helps maintain performance in environments with dust or debris.

Where Is S7208 CDGA/P4A Bearing Used?
In automotive applications, S7208 CDGA/P4A Bearing supports components like turbochargers and electric motors, thanks to its ability to handle both radial and axial loads. The grease lubrication ensures smooth operation over long periods.

Perfect Fit for Automation: S7208 CDGA/P4A Bearing
S7208 CDGA/P4A Bearing works well in robotic arms and automated systems, where its low friction and high-speed capabilities are essential. The phenolic cage provides durability while reducing weight.

Medical vs Industrial: Where S7208 CDGA/P4A Bearing Excels
S7208 CDGA/P4A Bearing is suitable for medical imaging devices, offering quiet and precise movement. In industrial settings, it excels in pumps and compressors due to its robust design.

Light-Duty vs Heavy-Duty: Best Uses for S7208 CDGA/P4A Bearing
For light-duty applications like dental drills, S7208 CDGA/P4A Bearing provides reliable performance. In heavy-duty scenarios, such as industrial gearboxes, its high load capacity ensures longevity.

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