NA 118
DIN Standards Committee Rolling Bearings and Plain Bearings
Draft standard
[Withdrawn]
ISO/FDIS 3643
ISO/FDIS 3643
Rolling bearings - Ceramic rolling elements - Terms and characteristics of surface imperfections
Title (German)
Wälzlager - Keramische Wälzkörper - Allgemeines Vokabular und Merkmale von Oberflächenunvollkommenheit