1、BRITISH STANDARDBS EN 4109:2006Aerospace series Wrenches, face spannerThe European Standard EN 4109:2006 has the status of a British StandardICS 49.030.99g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55
2、g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 4109:2006This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 January 2007 BSI 2007ISBN 978 0 580 50075 6National forewordThis British Standard was published by BSI. It is the UK imple
3、mentation of EN 4109:2006. The UK participation in its preparation was entrusted to Technical Committee ACE/12, Aerospace fasteners and fastening systems.A list of organizations represented on ACE/12 can be obtained on request to its secretary.This publication does not purport to include all the nec
4、essary provisions of a contract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunity from legal obligations.Amendments issued since publicationAmd. No. Date CommentsEUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 4109December 2006ICS 49.030.9
5、9English VersionAerospace series - Wrenches, face spannerSrie arospatiale - Embouts cannels tuyauter,entranement mixteLuft- und Raumfahrt - Ringeinsteckwerkzeuge, offen,verzahnt, lange FormThis European Standard was approved by CEN on 28 August 2006.CEN members are bound to comply with the CEN/CENEL
6、EC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the Central Secretariat or to any CEN
7、member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the officialversions.CEN members
8、 are the national standards bodies of Austria, Belgium, 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 and
9、 United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: rue de Stassart, 36 B-1050 Brussels 2006 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 4109:2006:
10、E2 Contents Page Foreword3 1 Scope 4 2 Normative references 4 3 Required characteristics.4 4 Designation 7 5 Marking .7 6 Technical specification .7 EN 4109:20063 Foreword This document (EN 4109:2006) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (
11、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. This European Standard shall be given th
12、e status of a national standard, either by publication of an identical text or by endorsement, at the latest by June 2007, and conflicting national standards shall be withdrawn at the latest by June 2007. Attention is drawn to the possibility that some of the elements of this document may be the sub
13、ject 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 implement this European Standard: Austria, Belgium, C
14、yprus, 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 and the United Kingdom. EN 4109:20064 1 Scope This standar
15、d specifies the characteristics of spanner face wrenches for splined nuts for aerospace applications. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the la
16、test edition of the referenced document (including any amendments) applies. ISO 1174 (all parts), Assembly tools for screws and nuts Driving squares. ISO 4156 (all parts), Straight cylindrical involute splines Metric module, side fit. EN 2424, Aerospace series Marking of aerospace products. EN 4111,
17、 Aerospace series Wrenches, splined, socket for pipe fittings Technical specification. 3 Required characteristics 3.1 Configuration Dimensions Tolerances See Figures 1 and 2 and Tables 1 and 2. Dimensions and tolerances are in millimetres. 3.2 Material Material shall be corrosion resistant. The actu
18、al material specification shall be the choice of the manufacturer, provided that the spanner meets the requirements of the technical specification, EN 4111. 3.3 Hardness 42 HRC 54 3.4 Surface treatment Nickel-chromium coating Nickel thickness: 5 m Chromium thickness: 0,25 m EN 4109:20065 View AB Key
19、 1 Profile at manufacturers discretion but must blend smoothly 2 Marking 3 Rad. (Both sides) 4 Centre of origin of spline drive. For spline dimensions, see Table 2. 5 Rad. (2 positions) 6 Lug 4,3 in accordance with ISO 1174 (Type B) 7 Profile optional, but must blend smoothly Drawing not to scale Di
20、mensions not quoted are at manufacturers discretion. Dimension “A“ to be equidistant about slot centre line. Surface texture to be unless otherwise specified. Figure 1 Ra3,2 EN 4109:20066 Table 1 DN a A B C D E1E2L M P min. max. 0,2 max. 0,2 0,2 max. max. 0,05 0,15 04 6,5 22 5 44 06 8,5 27 2 17 39 0
21、8 10,5 31 9 12 10 13 33 6 12 15 35 13 16 36 14 17,5 37 16 19,5 39 18 21,5 44 3 24 14 46 51 18 20 23,5 50 5 7 22 25,5 55,5 6 35 57 62 25 28,5 63 8 32 35,5 70 9 43 8 16 65 70 25 aDN: Diameter Nominal (outside diameter of the corresponding pipe). Key 1 Circular space width EVEFigure 2 EN 4109:20067 Tab
22、le 2 Splines - 45 pressure angle - side fit - fillet root - 6H tolerance to ISO 4156 Circular space width m Db D Dei DFI Dii Dii Pb E EV radiusDN a Z No. teeth H10 H11 max. min. max. min. min. 04 18 9,5459 13,500 14,52 14,25 12,92 1,253 1,206 1,22506 24 12,7279 18,000 19,02 18,75 17,42 1,256 1,208 0
23、8 27 14,3189 20,250 21,28 21,00 19,66 1,257 10 30 15,9099 22,500 23,53 23,25 21,91 1,258 1,209 1,22612 32 16,9706 24,000 25,03 24,75 23,41 1,210 13 34 18,0312 25,500 26,53 26,25 24,91 1,259 14 35 18,5616 26,250 27,28 27,00 25,66 1,260 1,22716 38 0,75 20,1525 28,500 29,53 29,25 27,91 1,66611,261 1,21
24、1 1,2281,178 0,19 18 32 22,6274 32,000 33,34 33,00 31,22 1,660 1,606 20 35 24,7487 35,000 36,34 36,00 34,21 1,661 22 38 26,8701 38,000 39,35 39,00 37,21 1,662 1,607 1,62525 41 1 28,9914 41,000 42,35 42,00 40,212,22141,663 1,608 1,6261,571 0,25 32 37 1,25 45 32,7037 46,2500 47,91 47,50 45,27 2,7768 2
25、,062 2,003 2,023 1,963 0,31 aDN: Diameter Nominal (outside diameter of the corresponding pipe). 4 Designation EXAMPLE Description block WRENCH Identity block EN4109-10 Number of this standard DN (tube diameter code, see Tables 1 and 2) NOTE If necessary the code I9005 shall be placed between the des
26、cription block and the identity block. 5 Marking EN 2424, style C, as indicated on Figure 1. 6 Technical specification EN 4111 EN 4109:2006BS EN 4109:2006BSI389 Chiswick High RoadLondonW4 4ALBSI British Standards InstitutionBSI is the independent national body responsible for preparing British Stand
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