440 stainless steel ball bearing 1,ABEC7 2,High speed 3, ... Steel Bearing,we can supply all the Stainless Steel Bearing as per your requirment.1.We manufacture micro ball bearings with ... applied in seawater,distilled water,thin nitric acid,marine climate as well as steam and other corrosive mediums. 3.The bearings can ... resistance in a thermal range from room to mid-hot. 440 Stainless steel bearings