NA 052
DIN Standards Committee Road Vehicles and Mobility
Standards
[Withdrawn]
DIN 70948
DIN 70948
Piston rings for automotive engineering; G-Rings, Double-bevelled oil control rings 50 to 200 mm nominal diameter
Title (German)
Kolbenringe für den Kraftfahrzeugbau; G-Ringe, Gleichfasenringe mit 50 bis 200 mm Nenndurchmesser