ISO INTERNATIONAL STANDARD 3323 Third edition 2023-05 Aircraft Hydraulic components Marking to indicate the fluid for which a component is approved AéronefsComposantshydrauligues-Marguageindiguantle fluide pour lequel les composants sont approuvés Reference number IS0 3323:2023(E) so IS02023 IS0 3323:2023(E) COPYRIGHT PROTECTED DOCUMENT @IS02023 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either Iso at the address below or ISO's member body in the country of the requester. ISO copyright office CP 401 · Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +4122 749 0111 Email: [email protected] Website: www.iso.org Published in Switzerland ii @IS0 2023 - All rights reserved