1、BS EN 3653:2010ICS 49.030.30NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDAerospace series Nuts, anchor, self-locking, floating, self-aligning, one lug, in steel, cadmium plated, MoS2lubricated Classification: 900 MPa (at ambient temperature) / 235 CLicensed C
2、opy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 07/06/2010 07:36, Uncontrolled Copy, (c) BSIThis British Standardwas published under theauthority of the StandardsPolicy and StrategyCommittee on 28 February2010 BSI 2010ISBN 978 0 580 70529 8Amendments/corrigenda issued since publicationDate CommentsBS E
3、N 3653:2010National forewordThis British Standard is the UK implementation of EN 3653:2010.The UK participation in its preparation was entrusted to TechnicalCommittee ACE/12, Aerospace fasteners and fastening systems.A list of organizations represented on this committee can be obtained onrequest to
4、its secretary.This publication does not purport to include all the necessary provisionsof a contract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunityfrom legal obligations.Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 07/06/2010 07
5、:36, Uncontrolled Copy, (c) BSIBS EN 3653:2010EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3653 January 2010 ICS 49.030.30 English Version Aerospace series - Nuts, anchor, self-locking, floating, self-aligning, one lug, in steel, cadmium plated, MoS2lubricated - Classification: 900 MPa (at a
6、mbient temperature) / 235 C Srie arospatiale - crous river, freinage interne, flottants, orientables, simple patte, en acier, cadmis, lubrifis MoS2- Classification: 900 MPa ( temprature ambiante) / 235 C Luft- und Raumfahrt - Annietmuttern, selbstsichernd, schwenkbar, einstellbar, einseitiger Flansc
7、h, aus Stahl, verkadmet, MoS2-geschmiert - Klasse : 900 MPa (bei Raumtemperatur) / 235 C This European Standard was approved by CEN on 4 December 2009. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the statu
8、s 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 CEN Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A
9、version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech
10、 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 United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROP
11、EN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2010 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 3653:2010: ELicensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 07/06/2
12、010 07:36, Uncontrolled Copy, (c) BSIBS EN 3653:2010EN 3653:2010 (E) 2 Contents Page Foreword 31 Scope 42 Normative references 43 Required characteristics .44 Designation 75 Marking .76 Technical specification .7Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 07/06/2010 07:36, Uncontrolled Co
13、py, (c) BSIBS EN 3653:2010EN 3653:2010 (E) 3 Foreword This document (EN 3653:2010) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and votes carried out in accordance with the rules of this Association, this Standard has r
14、eceived 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 the status of a national standard, either by publication of an identical text or by endorsement, at the latest by July 2
15、010, and conflicting national standards shall be withdrawn at the latest by July 2010. Attention is drawn to the possibility that some of 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.
16、 According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Irelan
17、d, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 07/06/2010 07:36, Uncontrolled Copy, (c) BSIBS EN 3653:2010EN 3653:2010 (E) 4
18、1 Scope This standard specifies the characteristics of one lug, floating, self-aligning anchor nuts with a self-locking feature achieved by forming the upper portion out of round, in steel, cadmium plated, MoS2lubricated. Classification: 900 MPa1) / 235 C2). 2 Normative references The following refe
19、renced 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 series Cadmium plating of steels with specified
20、tensile strength 1 450 MPa, copper, copper alloys and nickel alloys EN 2424, Aerospace series Marking of aerospace products EN 2491, Aerospace series Molybdenum disulphide dry lubricants Coating methods EN 2542, Aerospace series Steel FE-PL1502 (25CrMo4) Annealed Bar and wire De 40 mm For prevailing
21、 torque nuts. EN 2543, Aerospace series Steel FE-PL1502 (25CrMo4) Annealed Sheet and strip 0,3 mm a 2 mm For prevailing torque nuts EN 9100, Quality Management Systems Requirements for Aviation, Space and Defense Organizations EN 9133, Aerospace series Quality management systems Qualification proced
22、ure for aerospace standard parts TR 3791, Aerospace series Materials for self-locking nuts, threaded inserts and screw thread inserts of temperature classes 425 C3)ISO 5855-2, Aerospace MJ threads Part 2: Limit dimensions for bolts and nuts ISO 5858, Aerospace Nuts, self-locking, with maximum operat
23、ing temperature less than or equal to 425 C Procurement specification ISO 8788, Aerospace Nuts, metric Tolerances of form and position 3 Required characteristics 3.1 Configuration Dimensions Masses See Figure 1 and Table 1. 1) Corresponds to strength class of the associated bolt, the 100 % load of w
24、hich it is able to withstand, when tested at ambient temperature, without breaking or cracking. 2) Maximum temperature that the nut is able to withstand, without permanent alteration to its original characteristics, after ambient temperature has been restored. The maximum temperature is conditioned
25、by the surface treatment. 3) Published as ASD-STAN Technical Report at the date of publication of this standard. Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 07/06/2010 07:36, Uncontrolled Copy, (c) BSIBS EN 3653:2010EN 3653:2010 (E) 5 Dimensions and tolerances are expressed in millimetres
26、 and apply after cadmium plating but before MoS2lubrication. 3.2 Materials EN 2542, EN 2543 or TR 3791. 3.3 Surface treatment EN 2133, 5 m minimum on threads and all surfaces which can be contacted by a 20 mm diameter ball. On all other surfaces a continuous cadmium plating shall be present, plus EN
27、 2491, thickness not specified. Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 07/06/2010 07:36, Uncontrolled Copy, (c) BSIBS EN 3653:2010EN 3653:2010 (E) 6 These values in micrometres, apply before surface treatment. The values do not apply to threads and sheared edges the surface texture o
28、f which will be achieved by usualmanufacturing methods. Remove sharp edges 0,1 to 0,4. Details of form not stated are at the manufacturers option. Tolerances of form and position shall be conformity with ISO 8788. Key 1 Marking 2 Float included 3 Two holes J 4 Threaded element 5 Form out of round in
29、 this area to achieve the self-locking torque requirement. Tolling marks are permitted in this area. 6 Thread 7 Convex washer 8 8 min. any direction Figure 1 6,3 3,2 Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 07/06/2010 07:36, Uncontrolled Copy, (c) BSIBS EN 3653:2010EN 3653:2010 (E) 7 T
30、able 1 Diameter code Thread a D E F H J K L M Nb Radial float R T Masskg/1 000piecesapprox.min. min.+ 0,20max. max. max. max. P min. max. max050 MJ50,8-4H6H 6,7 8,757,93,5 2,515,2 26,7 8,30,9 0,7 3,5 7,2 2,6 060 MJ61-4H5H 7,6 12,74 17 31,7 10,24 7,8 5,7 080 MJ81-4H5H 11 5 3 20,5 33,3 11,8 1,1 0,75 8
31、,4 9,9 aIn accordance with ISO 5855-2. In the self-locking zone, the tolerances apply before forming out-of-round. bIs applicable at the rivet hole location. 4 Designation EXAMPLE Description block NUT Identity block EN3653050 Number of this standard Diameter code (see Table 1) NOTE If necessary the
32、 originator code I9005 shall be placed between the description block and the identity block. 5 Marking EN 2424, style N. See Figure 1. 6 Technical specification ISO 5858, except for: Approval of manufacturers: see EN 9100; Qualification of products: see EN 9133. Licensed Copy: Wang Bin, ISO/EXCHANGE
33、 CHINA STANDARDS, 07/06/2010 07:36, Uncontrolled Copy, (c) BSIBS EN3653:2010BSI GroupHeadquarters 389Chiswick High Road,London, W4 4AL, UKTel +44 (0)20 8996 9001Fax +44 (0)20 8996 - British Standards InstitutionBSI is the independent national body responsible for preparing BritishStandards. It pres
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