BS IS0 20766-9:2019 BSl Standards Publication Road vehicles Liquefied petroleum gas (LPG) fuel systems components Part 9: Pressure relieve device (PRD) bsi. BSIS020766-9:2019 BRITISH STANDARD Nationalforeword This British Standard is the UK implementation of IS020766-9:2019 Committee GSE/4o, Gas supplyequipmentfornaturalgasvehicles. A list of organizations represented on this committee can be obtained on requestto its secretary. This publication does not purport to include all the necessary provisions ofa contract.Users areresponsiblefor its correctapplication. @TheBritishStandards Institution2019 Published by BSI Standards Limited 2019 ISBN9780580956317 ICS43.060.40 Compliance with a British Standard cannot confer immunity from legalobligations. This British Standard was published under the authority of the Amendments/corrigenda issued sincepublication Date Text affected BSIS020766-9:2019 INTERNATIONAL ISO STANDARD 20766-9 First edition 2019-05-15 Road vehicles Liquefied petroleum gas (LPG) fuel systems components - Part 9: Pressure relieve device (PRD) Vehicules routiers -Equipements pour vehicules utilisant le gaz de pétrole liquéfié (GPL) comme combustible - Partie 9:Dispositif de limitation de pression Reference number IS0 20766-9:2019(E) ISO @ IS0 2019