1、BS EN 2867:2009ICS 49.030.30NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDAerospace series Nuts, anchor, self-locking, floating, onelug, with counterbore,in heat resisting steel,MoS2 lubricated Classification: 1 100MPa (at ambienttemperature) / 315 CThis Briti
2、sh Standardwas published under theauthority of the StandardsPolicy and StrategyCommittee on 31 January2010 BSI 2010ISBN 978 0 580 69810 1Amendments/corrigenda issued since publicationDate CommentsBS EN 2867:2009National forewordThis British Standard is the UK implementation of EN 2867:2009.The UK pa
3、rticipation 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 its secretary.This publication does not purport to include all the necessary provisionsof a contract
4、. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunityfrom legal obligations.BS EN 2867:2009EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 2867 November 2009 ICS 49.030.30 English Version Aerospace series - Nuts, anchor, self-locking, floa
5、ting, one lug, with counterbore, in heat resisting steel, MoS2 lubricated - Classification: 1 100 MPa (at ambient temperature) / 315 C Srie arospatiale - crous river, freinage interne, flottants, simple patte, avec chambrage, en acier rsistant chaud, lubrifis MoS2 - Classification : 1 100 MPa ( temp
6、rature ambiante) / 315 C Luft- und Raumfahrt - Gehause-Annietmuttern, selbstsichernd, beweglich, einseitiger Flansch, mit zylindrischer Aussenkung, aus hochwarmfestem Stahl, MoS2 geschmiert - Klasse: 1 100 MPa (bei Raumtemperatur) / 315 C This European Standard was approved by CEN on 17 October 2009
7、. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on
8、 application to the CEN Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A 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 Ce
9、ntre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Pol
10、and, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2009 CEN All rights of exploitation in any form and by
11、any means reserved worldwide for CEN national Members. Ref. No. EN 2867:2009: EBS EN 2867:2009EN 2867:2009 (E) 2 Contents Page Foreword 3 1 Scope 4 2 Normative references 4 3 Required characteristics .5 4 Designation 7 5 Marking .7 6 Technical specification .7 BS EN 2867:2009EN 2867:2009 (E) 3 Forew
12、ord This document (EN 2867:2009) 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 received the approval of the National Associations
13、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 May 2010, and conflicting national standards shall be wi
14、thdrawn at the latest by May 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. According to the CEN/CENELEC Internal Regulations,
15、the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands,
16、Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 2867:2009EN 2867:2009 (E) 4 1 Scope This European Standard specifies the characteristics of one lug, floating anchor nuts, with counterbore and self-locking feature achieved by forming the
17、 upper portion out-of-round, in heat resisting steel, MoS2lubricated. Classification: 1 100 MPa 1) / 315 C 2). 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 reference
18、s, the latest edition of the referenced document (including any amendments) applies. EN 2398, Aerospace series Heat resisting steel FE-PA2601 (X6NiCrTiMoV26-15) Rm 900 MPa Bars for machined bolts D 25 mm EN 2399, Aerospace series Heat resisting steel FE-PA2601 (X4NiCrTiMoV26-15) Rm 900 MPa Bars for
19、forged bolts D 25 mm EN 2424:2008, Aerospace series Marking of aerospace products EN 2491, Aerospace series Molybdenum disulphide dry lubricants Coating methods EN 3638, Aerospace series Heat resisting alloy FE-PA2601 (X6NiCrTiMoV26-15) Consumable electrode remelted Solution and precipitation treate
20、d Sheet, strip and plate 0,5 mm a 10 mm EN 3639, Aerospace series Heat resisting alloy FE-PA2601 Softened and cold worked Wire for forged fasteners D 15 mm 900 MPa Rm 1 100 MPa 3)EN 9100, Quality Management Systems Requirements for Aviation, Space and Defense Organizations EN 9133, Aerospace series
21、Quality management systems Qualification procedure for aerospace standard parts ISO 3224, Aerospace Nuts, anchor, self-locking, floating, single lug, with counterbore, with MJ threads, classifications: 1 100 MPa (at ambient temperature)/ 235 C, 1 100 MPa (at ambient temperature)/ 315 C and 1 100 MPa
22、 (at ambient temperature)/ 425 C Dimensions ISO 5855-2, Aerospace MJ threads Part 2: Limit dimensions for bolts and nuts ISO 5858, Aerospace Nuts, self-locking, with maximum operating temperature less than or equal to 425 C Procurement specification ISO 8788, Aerospace Nuts, metric Tolerances of for
23、m and position TR 3791, Aerospace series Materials for self-locking nuts, threaded inserts and screw thread inserts of temperature classes 425 C 4) 1) Corresponds to strength class of the associated bolt, the 100 % load of which it is able to withstand, when tested at ambient temperature, without br
24、eaking 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 by the surface treatment. 3) Published as ASD-STAN Prestandard at the date o
25、f publication of this standard. 4) Published as ASD-STAN Technical Report at the date of publication of this standard. BS EN 2867:2009EN 2867:2009 (E) 5 3 Required characteristics 3.1 Configuration Dimensions Masses See Figure 1 and Table 1. Dimensions and tolerances are in conformity with ISO 3224,
26、 expressed in millimetres and apply before MoS2lubrication. 3.2 Materials EN 2398, EN 2399, EN 3638, EN 3639 or TR 3791. 3.3 Surface treatment EN 2491, thickness not specified. These values, in micrometres, apply before surface treatment. The values do not apply to threads and sheared edges the surf
27、ace texture of which will be achievedby usual manufacturing methods. Break sharp edges 0,1 to 0,4. Details of form, not stated, are at the manufacturers option. Tolerances of form and position shall be in conformity with ISO 8788. 6,3 3,2 BS EN 2867:2009EN 2867:2009 (E) 6 Key 1 Marking 2 Float inclu
28、sive 3 Cage 4 Threaded element 5 Form out-of-round in this area to achieve the self-locking. Tooling marks are permitted in this area. 6 Thread 7 Bearing face of the nut 8 Radius or chamfer Figure 1 Alternatives: countersunk rivet holes (when specified by purchaser) may be dimpled or cut countersunk
29、 (at manufacturers option). BS EN 2867:2009EN 2867:2009 (E) 7 Table 1 Diameter code Thread aE F GHJbK L M NcP R S T VZ Masskg/1 000piecesapprox.Radial float min.min.max. max. max. max. max. min. max. max 0,25 min. 030 MJ30,5-4h6h 8,5 8 dd4,6 11 26,5 4 0,9 4,53,5 2,5 4,5 4,8 0,5 1,8 040 MJ40,7-4h6h 4
30、,4 2,2 6,2 5,8 5,5 2 050 MJ50,8-4h6h 9,5 5,5 2,4 7,3 12 27,5 6,9 6,50,7 2,3 060 MJ61-4h5h 11 6,5 2,7 8,7 13,5 30 8,1 7,54 4,6 3,8 080 MJ81-4h5h 8,5 8,5 10,9 16 32,7 9,9 1,1 9,5 3 5,5 5,7 0,75 7,3 100 MJ101,25-4h5h 13 10,5 3 12,9 18 36,7 12 11,5 5 3,5 6 6,6 10 aIn accordance with ISO 5855-2. In the s
31、elf-locking zone, the tolerances apply before forming out-of-round. bIs to sharp corners (chamfered) or point of tangency (radiused). cIs applicable at the rivet hole location. dDiameter code 030 does not include counterbore. 4 Designation EXAMPLE Description block NUT Identity block EN2867050 Numbe
32、r of this standard Code (see Table 2) Diameter code (see Table 1) NOTE If necessary the originator code I9005 shall be placed between the description block and the identity block. Table 2 Option Code Plain rivet holes (hyphen) Countersunk or dimpled rivet holes K 5 Marking EN 2424:2008, style N. See
33、 Figure 1. 6 Technical specification ISO 5858, except for: Approval of manufacturers: see EN 9100; Qualification of nuts: see EN 9133. BS EN2867:2009BSI GroupHeadquarters 389Chiswick High Road,London, W4 4AL, UKTel +44 (0)20 8996 9001Fax +44 (0)20 8996 - British Standards InstitutionBSI is the inde
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