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S6904-2RS Bearing Sealed ABEC-5 Si3N4 Ceramic 20x37x9mm
| S6904-2RS Sealed ABEC-5 Ball Bearing With Si3N4 Ceramic Balls 20mm x 37mm x 9mm |
S6904-2RS Sealed ABEC-5 Ball Bearing With Si3N4 Ceramic Balls, S6904-2RS bearing is made from stainless steel with silicon nitride Ceramic Balls (Si3N4) and Nylon cage,S6904-2RS bearing is closed with rubber seals to protect the bearing from dust or any possible contamination, S6904-2RS bearing is sealed and self lubricated,the quality is set to EMQ (Premium ABEC-5 quality) to ensure high speeds,S6904-2RS bearing is lubricated with grease.
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💡 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.