Street Address: Xiangshidi Village, Henghe Town
Country/Region: China
Universal
According to dimension tolerances and runout accuracy,deepgroove ball bearings grades are as ABEC-1,ABEC-3,ABEC-5.ABEC-1 is standard grade,while ABEC-3 much higher and ABEC-5 the highest.These tolerance grades corresponds in respect to those of precision adopted by the International Standard Organization(ISO 492).