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Super Precision Angular Contact Ball Bearings S7003 ACEGB/P4A

Super Precision Angular Contact Ball Bearings S7003 ACEGB/P4A

The S7003 ACEGB/P4A is a super precision angular contact ball bearing with a compact 17mm bore and 35mm outer diameter, crafted from durable chrome steel. Its 25° contact angle efficiently manages combined radial and thrust loads.

With a phenolic cage and grease lubrication, it spins smoothly at speeds up to 85,000 RPM while handling dynamic radial loads of 1258 lbf. The sealed design keeps contaminants out for reliable performance.

This P4A-class bearing offers high precision and comes in matched pairs for back-to-back or face-to-face arrangements. It works well in temperatures from -30°C to 110°C.

Ideal for high-speed applications like machine tool spindles or precision instruments where accuracy and low friction are key. Weighing just 37g, it’s lightweight yet robust for demanding setups.

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Product Parameters

  • Part Number S7003 ACEGB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 17 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 35 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 10 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 12
  • Contact Angle 25°
  • 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 Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 1258 lbf
  • Static Radial Load 551 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 85000 rpm
  • Weight 0.037 kg
Super Precision Angular Contact Ball Bearings S7003 ACEGB/P4A dimension drawing
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Features

How Does S7003 ACEGB/P4A Bearing Achieve Super Precision?

S7003 ACEGB/P4A Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its chrome steel construction ensures durability and smooth operation under dynamic radial loads up to 1258 lbf.

The sealed design and grease lubrication reduce maintenance needs while maintaining performance.
With a maximum speed of 85,000 rpm, it excels in high-speed applications without compromising precision.

The phenolic cage keeps the 12 chrome steel balls aligned, minimising friction and wear.
Its P4A tolerance class guarantees consistent accuracy, making it ideal for demanding machinery.

Application

Common Applications of S7003 ACEGB/P4A Bearing
S7003 ACEGB/P4A Bearing is widely used in high-speed machine tools, where its precision and light preload ensure smooth operation. The sealed design keeps contaminants out, making it ideal for demanding environments.

In automotive applications, S7003 ACEGB/P4A Bearing supports components like electric motors and gearboxes, thanks to its angular contact design. The chrome steel construction provides durability under varying loads.

For robotics, S7003 ACEGB/P4A Bearing offers reliable performance in mechanical arms and automated systems. Its phenolic cage reduces friction, enhancing efficiency in repetitive movements.

Medical imaging devices benefit from S7003 ACEGB/P4A Bearing’s high-speed capabilities and consistent accuracy. The grease lubrication ensures quiet operation, crucial for sensitive equipment.

In consumer electronics, S7003 ACEGB/P4A Bearing is found in devices like printers and small motors. Its compact size and precision make it a practical choice for space-constrained applications.

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