ISO INTERNATIONAL STANDARD 9938 Third edition 2022-01 Aerospace Polytetrafluoroethylene (PTFE) hose assemblies, classification 204 °C/28 000 kPa Procurement specification Aéronautique et espace-Tuyauteries flexibles en polytétrafluoroéthylene (PTFE), classification 204 °C/28 000 kPa - Specification d'approvisionnement Reference number IS0 9938:2022(E) ISO @ISO2022 IS0 9938:2022(E) COPYRIGHT PROTECTED DOCUMENT IS02022 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may the internet or an intranet, withoutpriorwrittenpermission.Permission can be requested from eitherIso at the addressbelow 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: copyright@iso.org Website: www.iso.org PublishedinSwitzerland i @ IS0 2022 - All rights reserved