ISO 492 vs DIN 625: Bearing Procurement & China Supplier Selection
ISO 492 and DIN 625 are not interchangeable standards for bearing procurement. The radial runout gap between P5 grades is 0.012mm versus 0.0105mm, directly impacting gearbox vibration limits and L10 fatigue life. Select China suppliers with dual-compliance capabilities and IATF 16949 certification to avoid costly cross-border failures.