... and very low noise, to be specially usable for Electrical motor of Vacuum cleaner 608 2RS is miniature ball bearing, with high ... level P5 (ABEC-5), to be specially usable for Electrical motor of Vacuum cleaner Product Specifications:· Bearing size: d8*D22*B7mm· High ... speed 40,000 rpm· To be specially usable for Electrical motor of Vacuum cleaner· Packed carefully in plastic-tube, then packed in ...