ISO INTERNATIONAL STANDARD 12125 Second edition 2012-09-01 Prevailing torque type hexagon nuts with flange (with non-metallic insert) with metric fine pitch thread, style 2 Product grades A and B Ecrous hexagonauxa embase, autofreinés (a anneau non metallique), a filetage métrique a pas fin, style 2-Grades Aet B Reference number ISO 12125:2012(E) LSO @ISO 2012 ted without license from IHS Not for Resale ISO12125:2012(E) COPYRIGHTPROTECTEDDOCUMENT ISO2012 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 microfilm, without permission in writing from either IsO at the address below or IsO's memberbody in the country of therequester. ISO copyright office Case postale 56· CH-1211Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland @ ISO 2012 -All rights reserved No reproduction or networking permitted without license from IHS Not for Resale ISO 12125:2012(E) Contents Page Foreword 1 Scope. 2 Normativereferences 7 3 Dimensions. 4 Requirements and reference International Standards 4 5 Designation.. Annex A (informative) Gauging of hexagon nuts with flange. ili e with IS thout license from IHS Not for Resale