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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 |
|---|---|
| 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 |