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or machinery that gets seriously hot
✅ Balls: Silicon nitride (Si3N4) ceramic for reduced friction and longer life
3/4" SW12AJ Clearance Adjustable Type Linear Motion Ball Bushing
Built with precision and protection in mind
With double metal shields and pre-lubed design
61904 Full Ceramic Silicon Nitride Bearing 20x37x9mm OD 100mm or machinery that gets seriously61904 Full Ceramic Ball Bearing Silicon Nitride 61904 Full Ceramic Ball Bearing, measures an inner diameter of 20mm, outer diameter is 37mm and the width is 9mm, a standard bearing size commonly used in a variety of industrial and commercial applications, Bearing is made from Ceramic. 61904 Ball Bearing Full Ceramic Ball Bearing Inner outer races: SiC Ceramic Balls: SiC Ceramic Cage Material: PTFE (Polytetrafluoroethylene) Dimensions: 20mm x 37mm x
