International Organization for Standardization (ISO)
Latest
ISO 6623:2013
Scope
This International Standard specifies the essential dimensional features of scraper rings made of cast iron, types N, NM, E, and EM, having diameters from 30 mm up to and including 200 mm, used in reciprocating internal combustion engines for road vehicles and other applications.
ISO 6623:2013 Referenced Document
ISO 6621-4 Internal combustion engines — Piston rings — Part 4: General specifications*, 2024-03-15 Update
ISO 6623:2013 history
2013ISO 6623:2013 Internal combustion engines.Piston rings.Scraper rings made of cast iron
2004ISO 6623:2004 Internal combustion engines - Piston rings - Scraper rings made of cast iron