www bzfxw com BRITISH STANDARD BS EN 27435 1992 ISO 7435 1983 Slotted set screws with long dog point The European Standard EN 27435 1992 has the status of a British Standard UDC 621 882 219 71 092 5 B[.]
BRITISH STANDARD Slotted set screws with long dog point The European Standard EN 27435:1992 has the status of a British Standard UDC 621.882.219.71.092.5 BS EN 27435:1992 ISO 7435:1983 BS EN 27435:1992 Cooperating organizations The European Committee for Standardization (CEN), under whose supervision this European Standard was prepared, comprises the national standards organizations of the following countries: Austria Belgium Denmark Finland France Germany Greece Iceland Ireland Italy Luxembourg Netherlands Norway Portugal Spain Sweden Switzerland United Kingdom This British Standard, having been prepared under the direction of the General Mechanical Engineering Standards Policy Committee, was published under the authority of the Standards Board and comes into effect on 15 October 1992 © BSI 10-1999 The following BSI references relate to the work on this standard: Committee reference GME/9 Draft for comment 82/70266 DC ISBN 580 21294 Oesterreichisches Normungsinstitut Institut belge de normalisation Dansk Standardiseringsraad Suomen Standardisoimisliito, r.y Association franỗaise de normalisation Deutsches Institut für Normung e.V Hellenic Organization for Standardization Technological Institute of Iceland National Standards Authority of Ireland Ente Nazionale Italiano di Unificazione Inspection du Travail et des Mines Nederlands Normalisatie-instituut Norges Standardiseringsforbund Instituto Portugs da Qualidade Asociación Espola de Normalización y Certificación Standardiseringskommissionen i Sverige Association suisse de normalisation British Standards Institution Amendments issued since publication Amd No Date Comments BS EN 27435:1992 Contents Cooperating organizations National foreword Foreword Text of EN 27435 National annex NA (informative) Committees responsible National annex NB (informative) Cross-references © BSI 10-1999 Page Inside front cover ii Inside back cover Inside back cover i BS EN 27435:1992 National foreword This British Standard has been prepared under the direction of the General Mechanical Engineering Standards Policy Committee and is the English language version of EN 27435:1992 Slotted set screws with long dog point, published by the European Committee for Standardization (CEN) It is identical with ISO 7435:1983, published by the International Organization for Standardization (ISO) EN 27435:1992 was produced as a result of international discussions in which the United Kingdom took an active part BS 4219-3:1985 which was identical with ISO 7435:1983 is now superseded by this British Standard and has been withdrawn in accordance with the CEN/CENELEC Internal Regulations A British Standard does not purport to include all the necessary provisions of a contract Users of British Standards are responsible for their correct application Compliance with a British Standard does not of itself confer immunity from legal obligations Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, the EN title page, pages to 6, an inside back cover and a back cover This standard has been updated (see copyright date) and may have had amendments incorporated This will be indicated in the amendment table on the inside front cover ii © BSI 10-1999 EUROPEAN STANDARD EN 27435 NORME EUROPÉENNE July 1992 EUROPÄISCHE NORM UDC 621.882.219.71.092.4 Descriptors: Fasteners, screws, set screws, specifications, dimensions, dimensional tolerances, designation English version Slotted set screws with long dog point (ISO 7435:1983) Vis sans tête, fendues, téton long (ISO 7435:1983) Gewindestifte mit Schlitz und Zapfen (ISO 7435:1983) ｗｗｗ．ｂｚｆｘｗ．ｃｏｍ This European Standard was approved by CEN on 1992-07-17 CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CEN member This European Standard exists in three official versions (English, French, German) A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions CEN members are the national standards bodies of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom CEN European Committee for Standardization Comité Européen de Normalisation Europäisches Komitee für Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels © 1992 Copyright reserved to CEN members Ref No EN 27435:1992 E EN 27435:1992 Foreword In 1992, CEN Technical Committee CEN/TC 185 “Threaded and non threaded mechanical fasteners and accessories” the secretariat of which is held by DIN decided to submit the International Standard ISO 7435:1983 “Slotted set screws with long dog point” to the formal vote procedure The result was positive In the countries bound to implement this European Standard a national standard identical to this European Standard shall be published at the latest by 1993-01-31 and conflicting national standards shall be withdrawn at the latest by 1993-01-31 According to the CEN/CENELEC Common Rules the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Spain, Portugal, Sweden, Switzerland and United Kingdom Contents Foreword Scope and field of application References Dimensions Specifications and reference International Standards Designation Page 3 5 ｗｗｗ．ｂｚｆｘｗ．ｃｏｍ © BSI 10-1999 EN 27435:1992 Scope and field of application This International Standard specifies the characteristics of slotted set screws with long dog point and thread sizes from M 1,6 to M 12 inclusive and product grade A If other specifications are required, it is recommended that they should be selected from existing International Standards, for example ISO 261, ISO 888, ISO 898, ISO 965, ISO 3506, ISO 4759-1 References ISO 225, Fasteners — Bolts, screws, studs and nuts — Symbols and designations of dimensions ISO 261, ISO general purpose metric screw threads — General plan ISO 888, Bolts, screws and studs — Nominal lengths, and thread lengths for general purpose bolts ISO 898, Mechanical properties of fasteners ISO 965, ISO general purpose metric screw threads — Tolerances ISO 3269, Fasteners — Acceptance inspection1) ISO 3506, Corrosion-resistant stainless steel fasteners — Specifications ISO 4042, Threaded components — Electroplated coatings components1) ISO 4753, Fasteners — Ends of parts with external metric ISO thread ISO 4759-1, Tolerances for fasteners — Part 1: Bolts, screws and nuts with thread diameters W 1,6 and u 150 mm and product grades A, B and C ｗｗｗ．ｂｚｆｘｗ．ｃｏｍ 1) At present at the stage of draft © BSI 10-1999 EN 27435:1992 Dimensions ｗｗｗ．ｂｚｆｘｗ．ｃｏｍ 1) Sizes in brackets should be avoided if possible 2) P = pitch of the thread 3) Min and max values according to ISO 4759-1, but rounded to one decimal place © BSI 10-1999 EN 27435:1992 Specifications and reference International Standards Material Thread Mechanical properties Tolerances Steel Stainless steel Tolerance 6g International Standards ISO 261, ISO 965 Property class 14H, 22H International Standards ISO 898-5 Product grade International Standard Non-ferrous metal A1 – 50 a ISO 3506 A ISO 4759-1 Plain Finish Acceptability a Will Requirements for electroplating are covered in ISO 4042 If different electroplating requirements are desired or if requirements are needed for other finishes, they should be negotiated between supplier and customer The acceptance procedure is covered in ISO 3269 be covered in a future International Standard Designation Example for the designation of a slotted set screw with long dog point, thread size d = M5, nominal length l = 12 mm and property class 14H: Set screw ISO 7435 – M5 × 12 – 14H ｗｗｗ．ｂｚｆｘｗ．ｃｏｍ © BSI 10-1999 ｗｗｗ．ｂｚｆｘｗ．ｃｏｍ blank BS EN 27435:1992 National annex NA (informative) Committees responsible The United Kingdom participation in the preparation of this European Standard was entrusted by the General Mechanical Engineering Standards Policy Committee (GME/-) to Technical Committee GME/9, upon which the following bodies were represented: BEAMA Ltd British Constructional Steelwork Association Ltd British Industrial Fasteners Federation British Railways Board British Steel Industry British Steel Industry (Wire Section) Gauge and Tool Makers’ Association Ministry of Defence Society of Motor Manufacturers and Traders Ltd Washer Manufacturers’ Association of Great Britain The following bodies also participated in the preparation of the standard, through subcommittees and panels: British Furniture Manufacturers’ Federation British Independent Steel Producers’ Association National Association of Fastener Stockholders ｗｗｗ．ｂｚｆｘｗ．ｃｏｍ National annex NB (informative) Cross-references Publication referred to Corresponding British Standard ISO 225:1983 BS EN 20225:1992 Fasteners — Bolts, screws, studs and nuts — Symbols and designations of dimensions ISO 261:1973 BS 3643 ISO metric screw threads Part 1:1981 Principles and basic data ISO 888:1976 BS 7345:1990 Specification for nominal lengths of bolts, screws and studs and thread lengths for general purpose bolts ISO 3506:1979 BS 6105:1981 Specification for corrosion-resistant stainless steel fasteners ISO 4753:1983 BS 6567:1985 Specification for ends of fasteners with external metric ISO thread ISO 4759-1:1978 BS 6322 Tolerances for fasteners Part 1:1982 Specification for tolerances of bolts, screws and nuts with thread diameters U 1.6 mm and k 150 mm and product grades A, B and C © BSI 10-1999 BS EN 27435:1992 ISO 7435:1983 BSI — 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