BS EN 3819-2008 Aerospace series - Clearance for wrenches and sockets《航空航天系列 扳手和套管的间隙》.pdf

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1、BRITISH STANDARDBS EN 3819:2008Aerospace series Clearance for wrenches and socketsICS 49.030.99g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN

2、 3819:2008This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 July 2008 BSI 2008ISBN 978 0 580 63579 3National forewordThis British Standard is the UK implementation of EN 3819:2008. The UK participation in its preparation was entrusted to Tec

3、hnical Committee ACE/12, Aerospace fasteners and fastening systems.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct applicat

4、ion.Compliance with a British Standard cannot confer immunity from legal obligations.Amendments/corrigenda issued since publicationDate CommentsEUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 3819May 2008ICS 49.030.99English VersionAerospace series - Clearance for wrenches and socketsSrie arospati

5、ale - Dgagements pour cls et douilles Luft- und Raumfahrt - Platzbedarf fr SchraubwerkzeugeThis European Standard was approved by CEN on 12 December 2007.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the stat

6、us of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the CEN Management Centre or to any CEN member.This European Standard exists in three official versions (English, French, German). A v

7、ersion in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, De

8、nmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATI

9、ONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: rue de Stassart, 36 B-1050 Brussels 2008 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 3819:2008: E2 Contents Page Foreword3 1 Scope 4 2 Normative references 4 3 Clearance for box

10、wrench according to EN 3711.4 4 Clearance for socket wrench according to EN 37105 Figures Figure 1 . 4 Figure 2 . 4 Figure 3 . 4 Figure 4 . 5 Figure 5 . 5 Tables Table 1. 5 Table 2. 6 BS EN 3819:20083 Foreword This document (EN 3819:2008) has been prepared by the Aerospace and Defence Industries Ass

11、ociation of Europe - Standardization (ASD-STAN). After enquiries and votes carried out in accordance with the rules of this Association, this Standard has received the approval of the National Associations and the Official Services of the member countries of ASD, prior to its presentation to CEN. Th

12、is European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by November 2008, and conflicting national standards shall be withdrawn at the latest by November 2008. Attention is drawn to the possibility that some o

13、f the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to impleme

14、nt this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland an

15、d the United Kingdom. BS EN 3819:20084 1 Scope This standard defines the minimum clearance area required around nuts and bolt heads when using either double hexagon box or socket wrenches defined in AECMA standard. 2 Normative references The following referenced documents are indispensable for the a

16、pplication of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 3710, Aerospace series Sockets, bi-hexagonal Technical Specification1)EN 3711, Aerospace series Wrench-doubl

17、e ended, bi-hexagonal Straight, cranked, offset1)3 Clearance for box wrench according to EN 3711 Figure 1 Figure 2 Figure 3 1) Published as AECMA prestandard at the date of publication of this standard. BS EN 3819:20085 Table 1 G H J P mm mm mm mm Across flats min. min. min. max. 6 7 11 6 9 7 7,5 12

18、 6,5 11 8 8 13,5 7,5 12,5 9 9 15 8 15,5 10 10 16,5 9 14 11 10,5 18 9,5 16,5 12 11 19,5 10,5 20 14 11,5 21,5 11,5 21,5 17 13 26 13,5 30,5 19 14 28,5 15 31 22 15 32,5 17 39 4 Clearance for socket wrench according to EN 3710 Figure 4 Figure 5 BS EN 3819:20086 Table 2 Square drive L H XsaXlb F mm inch m

19、m mm mm mm mm Across flats min. min. min. 5 9 10 6 10,5 11,5 12,5 6,35 1/4 7 12 13 8 28 8 13,5 14,5 13 9 14,5 15,5 15 7 12 13 8 13,5 14,5 9 14,5 15,5 10 3/8 10 16 17 9 22 11 17 18 12 18,5 19,5 18,5 13 19,5 20,5 23,5 10 16 17 11 17 18 12 18,5 19,5 13 19,5 20,5 14 21,5 22,5 15 23 24 25 12,7 1/2 16 24

20、25 16 46 17 25,5 26,5 26 18 26,5 27,5 19 28 29 28 20 29 30 29 21 30,5 31,5 30,5 22 31,5 32,5 31,5 a Standard serial. b Length serial. BS EN 3819:2008blankBS EN 3819:2008BSI Group Headquarters389 Chiswick High Road,London W4 4AL, UKTel +44 (0)20 8996 9001Fax +44 (0)20 8996 Standards Institute (BSI)B

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