ISO INTERNATIONAL STANDARD 14405-3 Firstedition 2016-12-15 Geometrical product specifications (GPS) Dimensional tolerancing Part 3: Angular sizes Specification géometrique des produits (GPS)-Tolerancement dimensionnel Partie 3:Taillesangulaires Reference number IS014405-3:2016(E) ISO Copyright International Organization for Standardization @IS02016 IS014405-3:2016(E) COPYRIGHTPROTECTEDDOCUMENT IS02016,Published in Switzerland All rights reserved. Unless otherwise specified, 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 Ch. de Blandonnet 8.CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +4122 749 09 47 copyright@iso.org www.iso.org Copyightillrnational Organizationfor Standardization @ IS0 2016 - All rights reserved IS014405-3:2016(E) Contents Page Foreword ..iv Introduction. 1 Scope. .1 2 Normative references 3 Termsanddefinitions .2 4 Specificationmodifiersand symbols .11 5 Defaultspecificationoperatorforangularsize .13 5.1 General .13 5.2 Iso default specification operator for angular size ..14 5.3 Drawing-specificdefault specificationoperatorforangularsize ..15 6 Drawing indication .16 6.1 Drawing indication for special specification operators for angular size 16 6.2 Indication of the toleranced feature on which the angular size characteristic is defined..17 Annex A (normative) Association criteria for two-line angular size (for a revolute or prismaticfeature of size). .18 Annex B (informative) Differences between two planes considered as an angular feature of size and twoplanes considered astwo singlefeatures .19 Annex C (informative) Overview diagram for angular size .20 AnnexD (informative)RelationtoISOGPSmatrix ..21 Bibliography .22 Copyrihtinteraional orgrazAll rights reserved iii