ISO INTERNATIONAL STANDARD 9140 First edition 1998-12-15 Aerospace Nuts, plain or slotted (castellated) Test methods Aéronautique et espace - Ecrous ordinaires ou a créneaux Meéthodes decontroleetd'essai ISO Reference number ISO 9140:1998(E) by IHS under lic Not for Resale ISO 9140:1998(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies (isO liaison with IsO, also take part in the work. IsO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/lEC Directives, Part 3. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. International Standard ISO 9140 was prepared by Technical Committee ISO/TC 20, Aircraft and space vehicles, Subcommittee SC 4, Aerospace fastener systems. @ISO1998 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microtilm,withoutpermissioninwritingfromthepublisher InternationalOrganizationforStandardization Case postale 56·CH-1211Geneve 20·Switzerland Internet [email protected] Printed in Switzerland ational Organization for Standardizatior Not for Resale INTERNATIONAL STANDARD@ ISO ISO 9140:1998(E) Aerospace Nuts, plain or slotted (castellated) Test methods 1 Scope accordance with IsO 5855-2, for use in aerospace construction. It describes the test device and the method for each test. document, procurement specification, etc.) refer to this International Standard. This International Standard is to be used in conjunction with IsO 9139 or any other similar document. 2 Normative references The following normative documents contain provisions which, through reference in this text, constitute provisions of thisInternational Standard.Fordatedreferences,subsequent amendments to,or revisions of,any of these investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies. Members of IsO and IEC maintain registers of currently valid International Standards. Iso 691:1997, Assembly tools for screws and nuts — Wrench and socket openings —Tolerances for general use. ISO 1024:1989, Metallic materials — Hardness test— Rockwell superficial test (scales 15N, 30N, 45N, 15T, 30T and45T) IsO 6507-1:1997, Metallic materials—Vickers test hardness—Part 1:Test method. IsO 9139:1998, Aerospace Nuts, plain or slotted (castellated) Procurement specification. onal Organization for Standardization Not for Resale