ASME_B107-12-2004.pdf

AN AMERICA N NATIO NA L STA NDA RDNutdriversASME B107.12-2004(Revision of ASME B107.12-1997)ASME B107.12-2004(Revision of ASME B107.12-1997)NutdriversAN AMERICAN NATIONAL STANDARDThree Park Avenue New York,NY 10016Date of Issuance:May 4,2005This Standard will be revised when the Society approves the issuance of a new edition.There willbe no addenda or written interpretations of the requirements of this Standard issued to this edition.ASME is the registered trademark of The American Society of Mechanical Engineers.This code or standard was developed under procedures accredited as meeting the criteria for American NationalStandards.The Standards Committee that approved the code or standard was balanced to assure that individuals fromcompetent and concerned interests have had an opportunity to participate.The proposed code or standard was madeavailable forpublic review andcomment thatprovides an opportunityfor additional publicinput from industry,academia,regulatory agencies,and the public-at-large.ASME does not“approve,”“rate,”or“endorse”any item,construction,proprietary device,or activity.ASME does not take any position with respect to the validity of any patent rights asserted in connection with anyitems mentioned in this document,and does not undertake to insure anyone utilizing a standard against liability forinfringement of any applicable letters patent,nor assumes any such liability.Users of a code or standard are expresslyadvised that determination of the validity of any such patent rights,and the risk of infringement of such rights,isentirely their own responsibility.Participation by federal agency representative(s)or person(s)affiliated with industry is not to be interpreted asgovernment or industry endorsement of this code or standard.ASME accepts responsibility for only those interpretations of this document issued in accordance with the establishedASME procedures and policies,which precludes the issuance of interpretations by individuals.No part of this document may be reproduced in any form,in an electronic retrieval system or otherwise,without the prior written permission of the publisher.The American Society of Mechanical EngineersThree Park Avenue,New York,NY 10016-5990Copyright 2005 byTHE AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll rights reservedPrinted in U.S.A.CONTENTSForeword.ivCommittee Roster.vCorrespondence With the B107 Committee.vi1Scope.12Classification.13References.14Requirements.15Test Procedures.56Safety Requirements and Limitations of Use.67Designations.6Figures1Type I,Class 1,Styles A and B:Conventional Length Nutdriver With SolidShaft.22Type I,Class 2,Styles A and B:Conventional Length Nutdriver With HollowShaft.33Type II,Styles A and B:Stubby Length Nutdriver.74Type III:Miniature Handle Nutdriver.85Torsional Moment Test.96Bending Moment Test.11Tables1Type I,Class 1,Styles A and B:Conventional Length Nutdriver with SolidShaft.21MType I,Class 1,Styles A and B:Conventional Length Nutdriver with Solid Shaft(SI Units).22Type I,Class 2,Styles A and B:Conventional Length Nutdriver with HollowShaft.32MType I,Class 2,Styles A and B:Conventional Length Nutdriver with Hollow Shaft(SI Units).33Type II,Styles A and B:Stubby Length Nutdriver.73MType II,Styles A and B:Stubby Length Nutdriver(SI Units).74Type III:Miniature Handle Nutdriver.84MType III:Miniature Handle Nutdriver(SI Units).85Torsional Moment Test:Hexagonal Mandrel Dimensions and Maximum Depth ofMandrel Insertion.105MTorsional Moment Test:Hexagonal Mandrel Dimensions and Maximum Depthof Mandrel Insertion(SI Units).106Bending Moment Test:Hexagonal Mandrel Dimensions and Maximum Depth ofMandrel Insertion.126MBending Moment Test:Hexagonal Mandrel Dimensions and Maximum Depthof Mandrel Insertion(SI Units).12iiiFOREWORDThe American National Standards Committee B107,Socket Wrenches and Drives,under spon-sorshipof TheAmericanSociety ofMechanical Engineers,wasreorganized asanASME StandardsCommittee and its title was changed to Hand Tools and Accessories.In 1996,its scope wasexpanded to include safety considerations.The purposes of this Standard are to define dimensional,performance,and safety requirementsspecifically applicable to spin type screwdriver grip nutdrivers,and to specify test methods toevaluate performance relating to the defined requirements.This Standard is a revision of B107.12-1997,Nutdrivers(Spin Type,Screwdriver Grip)(InchSeries).A principal change in this edition of the Standard is the inclusion of metric information,previouslycontainedinB107.35M-1997.Updatedreferences,finishrequirements,anddimensionaldata are included.The format of this Standard is in accordance with The ASME Codes and Standards WritingGuide 2000.Requests for interpretations of the technical requirements,and suggestions for theimprovement of this Standard,should be addressed to The American Society of MechanicalEngineers,Secretary,B107 Standards Committee,Three Park Avenue,New York,NY 10016-5990.The requirements of this Standard become effective and