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ISO 6624-4:2016

Internal combustion engines — Piston rings — Part 4: Half keystone rings made of steel ISO 6624-4:2016

Publication date:   Feb 18, 2016

General information

90.93 Standard confirmed   Mar 15, 2024

ISO

ISO/TC 22/SC 34 Propulsion, powertrain and powertrain fluids

International Standard

43.060.10   Engine block and internal components

Buying

Published

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Scope

ISO 6624-4:2016 specifies the essential dimensional features of half keystone rings made of steel, types HK, HKB and HKBA, having nominal diameters from 50 mm up to, and including, 160 mm, used in reciprocating internal combustion piston engines for road vehicles and other applications.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 6624-4:2003

NOW

PUBLISHED
ISO 6624-4:2016
90.93 Standard confirmed
Mar 15, 2024

REVISED BY

ABANDON
ISO/WD 6624-4