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Thin Section Ball Bearings 6903

Thin Section Ball Bearings 6903

The 6903 is a slim radial ball bearing measuring 17mm by 30mm by 7mm, crafted from sturdy chrome steel for lasting performance. It supports radial loads up to 1033 lbf and spins smoothly at speeds up to 26000 RPM.

Its open design requires regular lubrication but allows for easy maintenance, while the stainless steel cage ensures durability. The bearing operates well in temperatures ranging from -30°C to 110°C.

With a standard ABEC-1 tolerance and C0 radial clearance, it offers reliable precision for general applications. Ideal for use in small machinery or devices where space is limited but performance is key.

Weighing just 20g, it’s lightweight yet robust. Compliant with RoHS and REACH standards, making it a safe choice for various industries.

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Product Parameters

  • Part Number 6903
  • Brand TFL
  • Bore Dia 17 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 30 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 7 mm
  • Width Tolerance -0.120mm to 0
  • Radial Clearance 0.003mm to 0.018mm
  • System of Measurement Metric
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Single Row
  • Seal Type Open
  • Tolerance Class ABEC-1
  • Radial Clearance Trade No C0
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 1033 lbf
  • Static Radial Load 576 lbf
  • Temperature Range -30°C to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 26000 rpm
  • Weight 20 g
  • Price（$） 2
Thin Section Ball Bearings 6903 dimension drawing
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Features

Performance Features of 6903 Bearing

6903 Bearing is built with chrome steel rings and balls, offering strong radial load capacity up to 1033 lbf.
Its compact size of 17 mm×30 mm×7 mm makes it ideal for space-constrained applications.
The stainless steel cage ensures smooth operation, even at high speeds of 26,000 rpm.
With a temperature range of -30°C to 110°C, it performs reliably in various conditions.

How Is 6903 Bearing Engineered for Reliability?

6903 Bearing features a single-row design with ABEC-1 tolerance, ensuring consistent performance.
The radial clearance of 0.003mm to 0.018mm allows for smooth rotation under radial loads.
Its chrome steel construction resists wear, while the open design simplifies lubrication.
This combination makes it a dependable choice for long-term use.

Built for Efficiency: 6903 Bearing

6903 Bearing’s lightweight design at just 20 g reduces overall system weight without sacrificing strength.
The chrome steel components provide durability, handling static radial loads up to 576 lbf.
Its high-speed capability of 26,000 rpm suits applications requiring fast, precise movement.
The open seal type allows for easy maintenance and lubrication.

Application

Industrial Uses of 6903 Bearing
6903 Bearing is commonly used in machine tools, where its slim profile and radial load capacity help maintain precision in compact spaces. The open design allows for easy lubrication, extending service life in demanding conditions.

Where Is 6903 Bearing Used?
In robotics, 6903 Bearing supports joints and pivots, ensuring smooth movement with minimal friction. Its lightweight construction also makes it ideal for applications where every gram counts.

Built for Versatility: 6903 Bearing
6903 Bearing fits well in consumer electronics like printers, where its quiet operation and reliability are valued. The chrome steel rings provide durability, even with frequent use.

Medical vs Industrial: Where 6903 Bearing Excels
In medical devices, 6903 Bearing offers consistent performance in equipment like lab centrifuges. For industrial settings, it handles radial loads in conveyor systems without compromising speed.

Automotive vs Aerospace: Applications of 6903 Bearing
6903 Bearing works well in automotive alternators, thanks to its high-speed capability. In aerospace, its lightweight design suits instrumentation where space and weight are critical.

Q&A

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