61801-2RS Bearing 12x21x5 Si3N4 Ceramic Sealed Premium ABEC-5 Bearing
UPC: 00193019286630
Type: Deep Groove Radial Ball Bearing
Dimensions: 12mm x 21mm x 5mm/Metric
ID (inner diameter)/Bore: 12mm
OD (outer diameter): 21mm
| S61801-2RS Sealed Ball Bearing Premium ABEC-5 Quality with Si3N4 Ceramic Balls (Silicon Nitride) 12mm x 21mm x 5mm |
S61801-2RS is double sealed, radial, deep groove ball bearing,S61801-2RS bearing is made from stainless steel with Ceramic Balls (Si3N4) and Nylon cage,S61801-2RS bearing is closed with rubber seals to protect the bearing from dust or any possible contamination,S61801-2RS bearing is sealed and self lubricated,the quality is set to EMQ (Premium ABEC-5 quality) to ensure high speeds,S61801-2RS bearing is lubricated with grease.
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VXB Category: Hybrid ceramic bearings
💡 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.