• 71903 17x30x7mm Premium ABEC-5 Angular Contact Ceramic Bearing - fast shipping 🇺🇸
  • 71903 17x30x7mm Premium ABEC-5 Angular Contact Ceramic Bearing - fast shipping 🇺🇸
  • 71903 17x30x7mm Premium ABEC-5 Angular Contact Ceramic Bearing - fast shipping 🇺🇸
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71903 17x30x7mm Premium ABEC-5 Angular Contact Ceramic Bearing

71903 17x30x7mm Premium ABEC-5 Angular Contact Ceramic Bearing

$29.99 USD
$130.99 USD $29.99 USD
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71903 P5 Open Single Row Angular Contact Ball Bearing
Premium ABEC-5 Quality
One Bearing


71903 Open Single Row Angular Contact Premium ABEC-5 Ball Bearing with ceramic Si3N4 balls, inner diameter is 17mm, outer diameter is 30mm and width is 7mm, Made of stainless steel.

  • 71903 Ball Bearing
  • Single Row Angular Contact Ball Bearing
  • Closures: Open
  • Cage: PHENOLIC
  • Ball: SI3N4 Ceramic
  • Quality: Premium ABEC-5 = P5
  • Dimensions: 17mm x 30mm x 7mm (Metric)
  • inner diameter: 17mm
  • outer diameter: 30mm
  • Width: 7mm
  • Size: 17 x 30 x 7 mm
  • Quantity: 1 Bearing



💡 What Does ABEC-5 Mean?

ABEC-5 is a precision rating from the Annular Bearing Engineers’ Committee (ABEC), indicating that the bearing is manufactured with tighter tolerances for improved accuracy and performance.

Bearings rated ABEC-5 are designed for high-speed, low-friction operation, making them ideal for electric motors, precision tools, 3D printers, and performance equipment where smooth rotation and long service life are essential.

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