NA 052
DIN Standards Committee Road Vehicles and Mobility
Standards
[Withdrawn]
DIN 70915
DIN 70915
Piston rings for automotive engineering; M-Rings, Slightly taper faced rings 50 to 200 mm nominal diameter
Title (German)
Kolbenringe für den Kraftfahrzeugbau; M-Ringe, Schwachminutenringe mit 50 bis 200 mm Nenndurchmesser