BS 3170-1972

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206BF97F985C4DE3940054188F00689D

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2013-6-4

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BRITISH STANDARD BS 3170:1972,Specification for,Flexible couplings for,power transmission,Licensed Copy: Institute Of Technology Tallaght, Institute of Technology, Tue Jun 26 09:20:29 GMT+00:00 2007, Uncontrolled Copy, (c) BSI,BS 3170:1972,This British Standard, having,been approved by the Mechanical,Engineering Industry Standards,Committee, was published under,the authority of the Executive,Board on,30 March 1972,. BSI 08-1999,First published November 1959,First revision March 1972,The following BSI references,relate to the work on this,standard:,Committee reference MEE/36,Draft for comment 70/35265,ISBN 580 07440 4,Co-operating organizations,The Mechanical Engineering Industry Standards Committee, under whose,supervision this British Standard was prepared, consists of representatives,from the following Government departments and scientific and industrial,organizations:,The scientific and industrial organizations marked with an asterisk in the,above list, together with the following, were directly represented on the,committee entrusted with the preparation of this British Standard.,Associated Offices Technical Committee Engineering Equipment Users’ Association*,Association of Consulting Engineers Gas Council,Association of Hydraulic Equipment Institution of Civil Engineers,Manufacturers Ltd. Institution of Gas Engineers,Association of Mining Electrical and Institution of Heating and Ventilating,Mechanical Engineers Engineers,British Chemical Plant Manufacturers’ Institution of Mechanical Engineers,Association Institution of Mechanical Engineers,British Compressed Air Society (Automobile Division),British Electrical and Allied Manufacturers’ Institution of Plant Engineers,Association Institution of Production Engineers,British Gear Manufacturers’ Association* Locomotive and Allied Manufacturers’,British Internal Combustion Engine Association of Great Britain,Manufacturers’ Association London Transport Executive,British Mechanical Engineering Machine Tool Trades Association,Confederation* Ministry of Defence,British Pump Manufacturers’ Association* Ministry of Defence, Army Department,British Steel Industry* National Coal Board,Crown Agents for Oversea Governments and National Physical Laboratory (Department of,Administrations Trade and Industry),Department of Employment and Productivity Royal Institute of British Architects,(H.M. Factory Inspectorate) Telecommunications Engineering,Department of the Environment Manufacturing Association,Department of Trade and Industry Water Tube Boilermakers’ Association,Department of Trade and Industry — National,Engineering Laboratory,Electricity Council, the Central Electricity,Generating Board and the Area Boards in,England and Wales,Association of British Correspondence Colleges Institute of Marine Engineers,Council of British Manufacturers of Petroleum,Equipment,Amendments issued since publication,Amd. No. Date Comments,Licensed Copy: Institute Of Technology Tallaght, Institute of Technology, Tue Jun 26 09:20:29 GMT+00:00 2007, Uncontrolled Copy, (c) BSI,BS 3170:1972,. BSI 08-1999 i,Contents,Page,Co-operating organizations Inside front cover,Foreword ii,1 Scope 1,2 Definitions 1,3 Performance under operating conditions 3,4 Specification of operating conditions 3,5 Balancing of couplings 4,6 Alignment of driving and driven shafts 4,7 Dimensions of bores, limits and fits 4,8 Components 4,9 Marking for assembly 4,10 Guarding 4,Appendix A Notes on methods of checking angular and parallel,alignment of couplings 5,Figure 1 — Displacement forces 2,Figure 2 — Method of checking angular and parallel misalignment 6,Licensed Copy: Institute Of Technology Tallaght, Institute of Technology, Tue Jun 26 09:20:29 GMT+00:00 2007, Uncontrolled Copy, (c) BSI,BS 3170:1972,ii . BSI 08-1999,Foreword,This standard makes reference to the following British Standards and Code of,Practice.,BS 1649, Guards for shaft couplings.,BS 3692, ISO metric precision hexagon bolts, screws and nuts.,BS 3763, The International System of units (SI).,BS 4168, Hexagon socket screws and wrench keys — metric series.,BS 4183, Machine screws and machine screw nuts — metric series.,BS 4235, Metric keys and keyways — Part 1: Parallel and taper keys.,BS 4320, Metal washers for general engineering purposes.,BS 4464, Spring washers for general engineering and automobile purposes,(metric series).,BS 4500, ISO limits and fits.,BS 4506, Shaft ends.,BS . . . ., Shaft fitment bores1).,CP 3004, Guarding of machinery.,The first edition of this standard published in 1959 entitled “Characteristics of,flexible couplings for power transmission” was prepared under the authority of,the Mechanical E……

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