BSISO12619-4:2016 BSl Standards Publication Road vehicles Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blends fuel system components Part 4: Check valve bsi. BSISO12619-4:2016 BRITISHSTANDARD Nationalforeword This British Standard istheUK implementation of ISo12619-4:2016. The UK participation in its preparation was entrusted to Technical CommitteeGSE/4o,Gassupplyequipmentfornaturalgasvehicles A listof organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. The British Standards Institution 2016.Published by BSI Standards Limited 2016 ISBN9780580897054 ICS 43.060.40 CompliancewithaBritishStandardcannot confer immunityfrom legal obligations. This British Standard was published under the authority of the Standards Policy and Strategy Committee on31August 2016. Amendments issued sincepublication Date Text affected BS ISO12619-4:2016 INTERNATIONAL ISO STANDARD 12619-4 First edition 2016-08-15 Road vehicles -Compressed gaseous hydrogen (CGH2) and hydrogen/ natural gas blends fuel system components- Part 4: Check valve Vehiculesroutiers-Composantsdescircuitsd'alimentationpour hydrogenegazeuxcomprime(CGH2)etmelangesdegaznaturelet hydrogene- Partie4:Clapet denonretour Reference number ISO12619-4:2016(E) ISO ISO2016