VXB

S61903 Ceramic Bearing Open Si3N4 Premium ABEC-7 17x30x7 Bearing

Regular price $29.99 Sale price$98.99you save $69.00
SKU: Kit13075
UPC: 00193019212134





S61903 Open Premium ABEC-7 Ball Bearing
Stainless Steel and Ceramic Balls
17mm x 30mm x 7mm



S61903 Stainless Steel Si3N4 Ceramic Balls Premium ABEC-7 quality Ball Bearing, inner diameter is 17mm, outer diameter is 30mm and width is 7mm.

  • Item: S61903 Ball Bearing
  • Type: Deep Groove Ball Bearing
  • Closures: Open
  • Quality: Premium ABEC-7
  • Material: Stainless Steel
  • Lubrication: Pre-lubricated with grease
  • Balls: Si3N4 Ceramic
  • Size: 17mm x 30mm x 7mm
  • Inner Diameter: 17mm
  • Outer Diameter: 30mm
  • Width: 7mm
  • Quantity: 1 Bearing


VXB Category: Hybrid ceramic bearings




💡 What Does ABEC-7 Mean?

ABEC-7 is a high-precision rating from the Annular Bearing Engineers’ Committee (ABEC), indicating extremely tight manufacturing tolerances. These bearings provide ultra-smooth, low-friction performance and are often used in high-speed, high-accuracy applications.

ABEC-7 bearings are commonly found in precision instruments, aerospace equipment, high-end electric motors, and demanding industrial machinery. They offer exceptional performance but are typically more expensive due to the level of accuracy involved.