1、BRITISH STANDARD AEROSPACE SERIESBS EN 4590:2005Retainers, spring, sheet metal, for self-locking barrel nuts, in corrosion resisting steel, passivatedThe European Standard EN 4590:2005 has the status of a British StandardICS 49.030.30g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g
2、51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58Licensed Copy: Wang Bin, na, Fri Apr 14 07:31:37 BST 2006, Uncontrolled Copy, (c) BSIBS EN 4590:2005This British Standard was published under the authority of the Sta
3、ndards Policy and Strategy Committee on 31 January 2006 BSI 31 January 2006ISBN 0 580 47215 9National forewordThis British Standard is the official English language version of EN 4590:2005. The UK participation in its preparation was entrusted to Technical Committee ACE/12, Aerospace fasteners and f
4、astening systems, which has the responsibility to: 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 Catal
5、ogue under the section entitled “International Standards 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 corr
6、ect application. Compliance with a British Standard 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 informe
7、d; monitor related international and European developments 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
8、last issued.Amendments issued since publicationAmd. No. Date CommentsLicensed Copy: Wang Bin, na, Fri Apr 14 07:31:37 BST 2006, Uncontrolled Copy, (c) BSIEUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 4590December 2005ICS 49.030.30English VersionAerospace series - Retainers, spring, sheet metal,
9、for self-locking barrel nuts, in corrosion resisting steel, passivatedSrie arospatiale - Ressorts de retenue en tle pourcrous portes cylindrique, freinage interne, en acierrsistant la corrosion, passivsLuft- und Raumfahrt - Blechsicherungsfedern frselbstsichernde Tonnenmuttern, auskorrosionsbestndig
10、em Stahl, passiviertThis European Standard was approved by CEN on 26 October 2005.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and b
11、ibliographical references concerning such nationalstandards 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 translationunder the responsibility o
12、f a CEN member into its own language and notified to the Central Secretariat has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,Germany, Greece, Hungary, Iceland, Ireland, Italy, Lat
13、via, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia,Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: rue de Stassart, 36 B-1050 Brussels 2005 CEN
14、 All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 4590:2005: ELicensed Copy: Wang Bin, na, Fri Apr 14 07:31:37 BST 2006, Uncontrolled Copy, (c) BSI2 Contents Page Foreword 3 1 Scope .4 2 Normative references .4 3 Required characteristics
15、5 4 Designation .7 5 Marking 7 6 Technical specification.7 EN 4590:2005Licensed Copy: Wang Bin, na, Fri Apr 14 07:31:37 BST 2006, Uncontrolled Copy, (c) BSI3 Foreword This European Standard (EN 4590:2005) has been prepared by the European Association of Aerospace Manufacturers - Standardization (AEC
16、MA-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 t
17、he status of a national standard, either by publication of an identical text or by endorsement, at the latest by June 2006, and conflicting national standards shall be withdrawn at the latest by June 2006. Attention is drawn to the possibility that some of the elements of this document may be the su
18、bject 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,
19、Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. EN 4590:2005Licensed Copy: Wang Bin, na, F
20、ri Apr 14 07:31:37 BST 2006, Uncontrolled Copy, (c) BSI4 1 Scope This standard specifies the characteristics of sheet metal spring retainers in corrosion resisting steel, passivated, for use with self-locking barrel nuts EN 4591. 2 Normative references The following referenced documents are indispen
21、sable 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. ISO 5858, Aerospace Nuts, self-locking, with maximum operating temperature less than or equal to
22、 425 C Procurement specification. ISO 8788, Aerospace Nuts, metric Tolerances of form and position. ISO 12280, Aerospace Retainers, spring, sheet metal, for self-locking barrel nuts Dimensions. EN 2424, Aerospace series Marking of aerospace products. EN 2516, Aerospace series Passivation of corrosio
23、n resisting steels and decontamination of nickel base alloys. EN 2540, Aerospace series Steel FE-PM3902 (X7CrNiAl17-7) Air melted Solution treated and precipitation hardened Sheet and strip a 6 mm 1 240 MPa Rm 1 450 MPa.1)EN 3638, Aerospace series Heat resisting alloy FE-PA2601 (X6NiCrTiMoV26-15) Co
24、nsumable electrode remelted Solution and precipitation treated Sheet, strip and plate 0,5 mm a 10 mm.1)EN 4591, Aerospace series Nuts, barrel, self-locking, floating, self-aligning, in heat resisting nickel base alloy, MoS2lubricated Classification: 1 550 MPa (at ambient temperature) / 315 C.1)EN 91
25、00, Aerospace series Quality management systems Requirements (based on ISO 9001:2000) and Quality systems Model for quality assurance in design, development, production, installation and servicing (based on ISO 9001:1994). EN 9133, Aerospace series Quality management systems Qualification Procedure
26、for aerospace standard parts. 1) Published as AECMA Prestandard at the date of publication of this standard. EN 4590:2005Licensed Copy: Wang Bin, na, Fri Apr 14 07:31:37 BST 2006, Uncontrolled Copy, (c) BSI5 3 Required characteristics 3.1 Configuration Dimensions Masses See Figure 1 and Table 1. Dim
27、ensions and tolerances are: in conformity with ISO 12280, expressed in millimetres and apply after surface treatment. Details of form not stated are at the manufacturers option. 3.2 Tolerances of form and position See ISO 8788 3.3 Materials See EN 2540 or EN 3638 3.4 Surface treatment See EN 2516, p
28、rocess class appropriate to the material EN 4590:2005Licensed Copy: Wang Bin, na, Fri Apr 14 07:31:37 BST 2006, Uncontrolled Copy, (c) BSI6 To burr. Index type Code A b Clearance type Code B c d Key 1 Barrel nut outline, shown for reference purposes. See companion nut standard EN 4591. 2 Marking aRe
29、tainers shall be supplied in the open position as shown by phantom lines. bIndex type retainers code “A“ are used in blind areas where index feature locates in hole to prevent rotation or vertical movement. cClearance type retainers code “B“ are used where nut is accessible or where bolt hole in far
30、 side of barrel cavity is undesirable. dCode “B“ type nut retainers and nut assembly shall require a push out force in accordance with tabulated values when installed in the installation hole specified in the companion barrel nut standard EN 4591. Figure 1 EN 4590:2005Licensed Copy: Wang Bin, na, Fr
31、i Apr 14 07:31:37 BST 2006, Uncontrolled Copy, (c) BSI7 Table 1 A B C D E F H S T Push out force N Diameter code + 0,4 0 max. 0,8 0,8 min. max. + 0,4 0 min. min. min. Mass a 060 14 5,8 7 12 6,3 0,18 1 0,44 070 15 5,6 8 8 13 7,3 0,20 1,1 0,49 080 17 6,3 9 9 14 8,3 1,2 0,55 100 20 7,4 11 3 11 17 10,3
32、0,22 1,4 0,78120 24 9,4 13 5 13 21 12,3 1,6 0,97 140 28 11,4 16 15 25 14,3 1,9 1,17 160 32 13,6 19 17 29 16,3 2,2 1,36 180 36 14,7 22 19 31,5 18,3 2,5 2,90 200 40 16,7 25 21 35,5 20,3 0,3 2,7 3,20220 44 18,8 28 23 39,5 22,3 3 3,60 240 48 19,9 32 6 25 42,5 24,3 0,38 3,3 9 4,02 aApproximate values (kg
33、/1 000 pieces), given for information purposes only. 4 Designation EXAMPLE Description block RETAINER Identity block EN4590A060 Number of this standard Type code (see Figure 1) Diameter code (see Table 1) NOTE If necessary, the code I9005 shall be placed between the description block and the identit
34、y block. 5 Marking EN 2424, style N. See Figure 1. 6 Technical specification See ISO 5858, except for: Approval of manufacturers: see EN 9100; Qualification of products: see EN 9133. EN 4590:2005Licensed Copy: Wang Bin, na, Fri Apr 14 07:31:37 BST 2006, Uncontrolled Copy, (c) BSIBS EN 4590:2005BSI38
35、9 Chiswick High RoadLondonW4 4ALBSI British Standards InstitutionBSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the international level. It is incorporated by Royal Charter.RevisionsBritish Standards are updated
36、 by amendment or revision. Users of British Standards should make sure that they possess the latest amendments or editions.It is the constant aim of BSI to improve the quality of our products and services. We would be grateful if anyone finding an inaccuracy or ambiguity while using this British Sta
37、ndard would inform the Secretary of the technical committee responsible, the identity of which can be found on the inside front cover. Tel: +44 (0)20 8996 9000. Fax: +44 (0)20 8996 7400.BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive
38、 the latest editions of standards.Buying standardsOrders for all BSI, international and foreign standards publications should be addressed to Customer Services. Tel: +44 (0)20 8996 9001. Fax: +44 (0)20 8996 7001. Email: ordersbsi-. Standards are also available from the BSI website at http:/www.bsi-.
39、In response to orders for international standards, it is BSI policy to supply the BSI implementation of those that have been published as British Standards, unless otherwise requested.Information on standardsBSI provides a wide range of information on national, European and international standards t
40、hrough its Library and its Technical Help to Exporters Service. Various BSI electronic information services are also available which give details on all its products and services. Contact the Information Centre. Tel: +44 (0)20 8996 7111. Fax: +44 (0)20 8996 7048. Email: infobsi-.Subscribing members
41、of BSI are kept up to date with standards developments and receive substantial discounts on the purchase price of standards. For details of these and other benefits contact Membership Administration. Tel: +44 (0)20 8996 7002. Fax: +44 (0)20 8996 7001. Email: membershipbsi-.Information regarding onli
42、ne access to British Standards via British Standards Online can be found at http:/www.bsi- information about BSI is available on the BSI website at http:/www.bsi-.CopyrightCopyright subsists in all BSI publications. BSI also holds the copyright, in the UK, of the publications of the international st
43、andardization bodies. Except as permitted under the Copyright, Designs and Patents Act 1988 no extract may be reproduced, stored in a retrieval system or transmitted in any form or by any means electronic, photocopying, recording or otherwise without prior written permission from BSI.This does not p
44、reclude the free use, in the course of implementing the standard, of necessary details such as symbols, and size, type or grade designations. If these details are to be used for any other purpose than implementation then the prior written permission of BSI must be obtained.Details and advice can be obtained from the Copyright & Licensing Manager. Tel: +44 (0)20 8996 7070. Fax: +44 (0)20 8996 7553. Email: copyrightbsi-.Licensed Copy: Wang Bin, na, Fri Apr 14 07:31:37 BST 2006, Uncontrolled Copy, (c) BSI
