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ISO 6626-3:2019
Internal combustion engines — Piston rings — Part 3: Coil-spring-loaded oil control rings made of steel
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This document specifies the essential dimensions of coil-spring-loaded oil control rings made of steel, of piston ring types SOR (with R-shaped groove) and SOV (with V-shaped groove).
This document applies to coil-spring-loaded oil control rings made of steel with a diameter from 60 mm up to and including 160 mm for reciprocating internal combustion engines. It can also be used for piston rings in compressors working under analogous conditions.
Author | ISO/TC 22/SC 34 Propulsion, powertrain and powertrain fluids |
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Editor | ISO |
Document type | Standard |
Format | Paper |
Edition | 2 |
Number of pages | 26 |
Replace | ISO 6626-3:2008 |
Weight(kg.) | 0.1442 |
Year | 2019 |
Country | Switzerland |