EN 2327-2006 en Aerospace series - Washers lock with radial serrations in alloy steel cadmium plated for flight control rods - Dimensions《航空航天系列 飞行操纵杆用镉镀金合金钢制的径向锯齿锁紧垫圈 尺寸标准》.pdf

1、BRITISH STANDARD AEROSPACE SERIESBS EN 2327:2006Washers, lock, with radial serrations in alloy steel, cadmium plated for flight control rods Dimensions The European Standard EN 2327:2006 has the status of a British StandardICS 49.030.50g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g

2、3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 2327:2006This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 June 2006 BSI 2006ISBN 0 580 47219 1Nati

3、onal forewordThis British Standard is the official English language version of EN 2327:2006. It supersedes BS EN 2327:1989 which is withdrawn.The UK participation in its preparation was entrusted to Technical Committee ACE/12, Aerospace fasteners and fastening systems, which has the responsibility t

4、o: A list of organizations represented on this committee can be obtained on request to its secretary.Cross-referencesThe British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International S

5、tandards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Stand

6、ard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep UK interests informed; monitor related international and European de

7、velopments and promulgate them in the UK.Summary of pagesThis document comprises a front cover, an inside front cover, the EN title page, pages 2 to 7 and a back cover.The BSI copyright notice displayed in this document indicates when the document was last issued.Amendments issued since publicationA

8、md. No. Date CommentsEUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 2327May 2006ICS 49.030.50 Supersedes EN 2327:1987 English VersionAerospace series - Washers, lock, with radial serrations in alloysteel, cadmium plated for flight control rods - DimensionsSrie arospatiale - Freins stries radiales

9、 en acier alli,cadmis pour bielles de commandes de vol - DimensionsLuft- und Raumfahrt - Sicherungen, radial verzahnt, auslegiertem Stahl, verkadmet fr Bediengestnge vonFlugsteuerungen - MaeThis European Standard was approved by CEN on 26 October 2005.CEN members are bound to comply with the CEN/CEN

10、ELEC 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 CE

11、N 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 membe

12、rs 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 a

13、nd 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 2327:2006

14、: E2 Contents Page Foreword 3 1 Scope .4 2 Normative references .4 3 Required characteristics 4 4 Designation .6 5 Marking 7 6 Qualification 7 EN 2327:20063 Foreword This European Standard (EN 2327:2006) has been prepared by the European Association of Aerospace Manufacturers - Standardization (AECM

15、A-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 AECMA, prior to its presentation to CEN. This European Standard shall be given th

16、e status of a national standard, either by publication of an identical text or by endorsement, at the latest by November 2006, and conflicting national standards shall be withdrawn at the latest by November 2006. Attention is drawn to the possibility that some of the elements of this document may be

17、 the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This European Standard supersedes EN 2327:1987. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound

18、to implement this European Standard: 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 an

19、d the United Kingdom. EN 2327:20064 1 Scope This standard specifies the characteristics of lock washers with radial serrations primarily intended for flight control rods. These lock washers are intended to immobilise the rod end in relation to the rod body, whilst allowing a precise positional adjus

20、tment. 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 latest edition of the referenced document (including any amendments) applies. EN 2133, Aerospace

21、series Cadmium plating of steels with specified tensile strength 1 450 MPa, copper, copper alloys and nickel alloys. EN 2438, Steel FE-PL62 900 MPa Rm 1 100 MPa Bars De 40 mm Aerospace series. 1)EN 2439, Steel FE-PL62 900 MPa Rm 1 100 MPa Forgings De 40 mm Aerospace series. 1)EN 9133, Aerospace seri

22、es Quality management systems Qualification procedure for aerospace standard parts. 3 Required characteristics 3.1 Dimensions Mass Configuration shall correspond to Figures 1, 2 and 3. The dimensions and masses shall conform with values quoted in Tables 1 and 2. Dimensions apply after cadmium platin

23、g. 3.2 Surface roughness Ra= 3,2 m. This value applies prior to cadmium plating. 3.3 Material Steel according to EN 2438. Steel according to EN 2439. 3.4 Surface treatment Cadmium plated according to EN 2133, 10 m to 20 m. 1) Published as AECMA Standard at the date of publication of this standard EN

24、 2327:20065 Dimensions in millimetres Dimensions in millimetres a N equidistant serrations b R 0,5 to 0,8 c R 0,3 to 0,5 d Identification mark aN equidistant serrations bR 0,5 to 0,8 cR 0,3 to 0,4 dIdentification mark Figure 1 Element for rod body side Code A Figure 2 Element for rod end side Code B

25、 Figure 3 Thickness of lock washer assembly EN 2327:20066 Table 1 Dimensions in millimetres d1d2d3a1a2a3a4(a5) b1b2l1l2l3r1r2Diameter code 0,1 + 0,5 0 0,25 0,15 + 0,15 0,25 0,15 0,15 0,15 0,15 0,25 0,25 0 0,15 0,15 0,1508 8,2 12,7 0,58 1,1 1,8 0,5 1,3 1,3 8,4 4,0 6,8 0,7010 10,2 1,0 8,3 12 12,2 19,0

26、 1,6 1,2 2,0 2,0 2,0 12,0 6,5 10,5 14 14,2 22,0 0,80 1,4 0,6 2,9 2,9 13,0 8,8 12,5 2,4 2,0016 16,3 25,4 1,8 0,86 1,5 1,6 2,3 0,7 3,0 3,0 14,7 10,0 14,0 2,7 1,45Table 2 a1 + a4Mass lock washer assembly mm g Diameter code N Number of serrations min. max. 0,3 08 42 8721 8821 2,38 1,8 10 6,0 12 50 8742

27、8842 2,80 4,5 14 3,10 5,8 16 56 8920 90 3,16 9,6 4 Designation EXAMPLE Description block WASHER LOCK Identity block EN2327A08 Number of this standard Code for the lock washer (see Table 3) Diameter code (see Table 1) NOTE If necessary, the code I9005 shall be placed between description block and ide

28、ntity block. EN 2327:20067 Table 3 Lock washer Code Element, rod body side, according to Figure 1 A Element, rod end side, according to Figure 2 B Lock washer assembly C 5 Marking In addition to the manufacturers own marking, each lock washer and its packaging shall be marked, using the identity blo

29、ck as defined in Clause 4 of this standard. The marking position and method are at the manufacturers option. The marking, when it is possible, shall be indelible and shall not impair the characteristics of the lock washer. 6 Qualification According to EN 9133. EN 2327:2006BS EN 2327:2006BSI389 Chisw

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