NA 052
DIN Standards Committee Road Vehicles and Mobility
Standards
[Withdrawn]
ISO 6621-5
ISO 6621-5
Internal combustion engines; piston rings; part 5: quality requirements
Title (German)
Verbrennungsmotoren; Kolbenringe; Teil 5: Qualitätsanforderungen
Responsible national committee
NA 052 BR - Advisory Group of DIN Standards Committee Vehicles and Mobility