48519030631741329 INTERNATIONAL ISO STANDARD 5711 First edition 1995-10-01 Tractors and machinery for agriculture and forestry Wheel-to-hub fixing dimensions Tracteurs et materiels agricoles et forestiers -- Caractéristiques dimensionnelles de la fixation de laroue sur lemoyeu Reference number ISO 5711:1995(E) Copyright International Organization for Standardization Not for Resale 92 2h2TE90 E E0bTsh ISO5711:1995(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies (IsO member bodies). The work of preparing International Standards is normaly carried out through IsO a technical committee has been established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with IsO, also take part in the work. IsO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International a vote. ISO/TC 23, Tractors and machinery for agriculture and forestry. Subcom- mittee SC 4, Tractors. Annex A of this International Standard is for information only. ISO1995 Allrights 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 the publisher. InternationalOrganizationforStandardization Casepostale56·CH-1211Geneve20Switzerland Printed in Switzerland 中 Copyright Intermational Organization for Standardization Not for Resale 485190306317431T1 INTERNATIONAL STANDARD ISO ISO 5711:1995(E) Wheel-to-hub fixing dimensions 1 Scope d stud/nut seating diameter This international Standard specifies the dimensional D1 PCD (pitch circle diameter) of stud/nut seating requirements for attaching wheels to hubs on tractors hole and machinery for agriculture and forestry. The flat attachment type with centring on a central bore is the D2 stud hole diameter recommendedtypeforfutureequipment. D3 central bore diameter NOTE 1 Characteristics of attachments with spherical or conical centring on the stud hole are shown in annex A. D4 disc flat bearing diameter Specifications indicated do not imply that the wheel is Ds centring diameter on the hub interchangeable from one vehicle to another. D6 diameter of the hub flat bearing NOTE2Wheelsfittedtodrivenfrontandrearaxieswhich incorporategearreductionorcorrespondingmechanisms spherical radius of the countersunk hole within the wheel hub envelope are not covered by this International Standard. 3 Flat attachment with centring on 2 Symbols central bore The symbois used in this International Standard are as Dimensions of the wheel and hub shall be as shown follows: in figure 1 and table 1. Copyright Intemational Organization for Standardization license from IHS Not for Resale