BS EN 3660 003 2009 ICS 49 060 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BRITISH STANDARD Aerospace series — Cable outlet accessories for circular and rectangular electric[.]
Licensed Copy: athen reading, Reading University Library, 24/01/2010 04:39, Uncontrolled Copy, (c) BSI BRITISH STANDARD Aerospace series — Cable outlet accessories for circular and rectangular electrical and optical connectors Part 003: Grommet nut, style A for EN 2997 and EN 4067 — Product standard ICS 49.060 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BS EN 3660-003:2009 Licensed Copy: athen reading, Reading University Library, 24/01/2010 04:39, Uncontrolled Copy, (c) BSI BS EN 3660-003:2009 National foreword This British Standard is the UK implementation of EN 3660-003:2009 It supersedes BS EN 3660-003:2006 which is withdrawn The UK participation in its preparation was entrusted to Technical Committee ACE/6, Aerospace avionic electrical and fibre optic technology A list of organizations represented on this committee can be obtained on request to its secretary 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 Standard cannot confer immunity from legal obligations This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 January 2010 © BSI 2010 ISBN 978 580 63337 Amendments/corrigenda issued since publication Date Comments Licensed Copy: athen reading, Reading University Library, 24/01/2010 04:39, Uncontrolled Copy, (c) BSI BS EN 3660-003:2009 EN 3660-003 EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM November 2009 ICS 49.060 Supersedes EN 3660-003:2006 English Version Aerospace series - Cable outlet accessories for circular and rectangular electrical and optical connectors - Part 003: Grommet nut, style A for EN 2997 and EN 4067 - Product standard Série aérospatiale - Accessoires arrière pour connecteurs circulaires et rectangulaires électriques et optiques - Partie 003 : Écrou serre-fils, type A pour EN 2997 et EN 4067 Norme de produit Luft- und Raumfahrt - Endgehäuse für elektrische und optische Rund- und Rechtecksteckverbinder - Teil 003: Dichtungsmutter, Bauform A für EN 2997 und EN 4067 Produktnorm This European Standard was approved by CEN on 20 June 2009 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 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 Centre 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, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom EUROPEAN COMMITTEE FOR STANDARDIZATION COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels © 2009 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members Ref No EN 3660-003:2009: E Licensed Copy: athen reading, Reading University Library, 24/01/2010 04:39, Uncontrolled Copy, (c) BSI BS EN 3660-003:2009 EN 3660-003:2009 (E) Contents Page Foreword 3 1 Scope 4 2 Normative references 4 3 Terms and definitions 4 4 Characteristics .4 5 Designation 11 6 Marking 11 7 Technical specification 11 Licensed Copy: athen reading, Reading University Library, 24/01/2010 04:39, Uncontrolled Copy, (c) BSI BS EN 3660-003:2009 EN 3660-003:2009 (E) Foreword This document (EN 3660-003:2009) 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 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 withdrawn 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 This document supersedes EN 3660-003:2006 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, 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 the United Kingdom Licensed Copy: athen reading, Reading University Library, 24/01/2010 04:39, Uncontrolled Copy, (c) BSI BS EN 3660-003:2009 EN 3660-003:2009 (E) Scope This European Standard defines a range of grommet nuts, style A, for use under the following conditions: Associated electrical connector(s) : EN 3660-002 Temperature range, Class N : − 65 °C to 200 °C Class W : − 65 °C to 175 °C Class K : − 65 °C to 260 °C Class A : − 65 °C to 200 °C 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 2591-100*, Aerospace series ― Elements of electrical and optical connection ― Test methods ― Part 100: General EN 3660-001:2006, Aerospace series — Cable outlet accessories for circular and rectangular electrical and optical connectors — Part 001: Technical specification EN 3660-002, Aerospace series — Cable outlet accessories for circular and rectangular electrical and optical connectors — Part 002: Index of product standards AS 85049A, Connector accessories, electrical general specification for 1) Terms and definitions For the purposes of this document, the terms and definitions given in EN 3660-001:2006 apply 4.1 Characteristics Dimensions and mass For dimensions and mass, see Figure and Table For interface dimensions, see 4.2 * As well as all parts quoted in this standard 1) Published by: Society of Automotive Engineers, Inc (SAE), 400 Commonwealth Drive, Warrendale, PA 15096-0001, USA Ø B1 Dimensions in millimetres Optional design with four holes for torque wrench, see detail Z a Licensed Copy: athen reading, Reading University Library, 24/01/2010 04:39, Uncontrolled Copy, (c) BSI BS EN 3660-003:2009 EN 3660-003:2009 (E) Detail Z Key Thread A Three off wire lock holes equi-spaced for 0,8 mm max diameter wire Teeth N (see Tables and 3) Knurled, manufacturers option Marking (see Clause 6) Four blind holes for torque wrench equi-spaced ∅ 2,80 + 0,10 (see Figure 1, detail Z) a The location of blind holes axis can be left to the manufacturer's preference Location of blind holes is not mandatory NOTE The details X and Y are shown in the different variants (see 4.2.2 and 4.2.3) Figure Licensed Copy: athen reading, Reading University Library, 24/01/2010 04:39, Uncontrolled Copy, (c) BSI BS EN 3660-003:2009 EN 3660-003:2009 (E) Table A Shell size Thread Class 2B ∅B ∅ B1 ∅C D Ea ∅F Mass Classes N, A and W − 1,14 − 1,14 + 0,64 0 − 1,57 − 0,56 Class K max g max Variant inches mm mm mm mm mm mm 2 08 0,500-20UNF 15,67 19,47 12,74 13,72 7,75 6,5 3,5 6,7 6,1 16,2 10 0,625-24UNEF 18,64 22,47 15,88 13,72 7,75 9,2 4,0 8,7 6,8 20 12 0,750-20UNEF 21,79 25,47 19,05 13,72 7,75 12,4 5,0 10 8,1 24 14 0,875-20UNEF 24,99 28,67 22,23 13,72 7,75 14,5 6,8 12 10,7 29,3 16 1,000-20UNEF 28,24 31,67 25,40 13,72 7,75 17,6 7,5 13,9 12,5 33,9 18 1,063-18UNEF 30,94 34,67 27,00 13,72 7,75 19,7 8,0 17,2 14,3 41,5 20 1,188-18UNEF 34,16 37,67 30,18 13,72 7,75 22,9 9,0 18 16,3 43,3 22 1,313-18UNEF 37,29 40,67 33,35 13,72 7,75 26,0 9,5 19,9 17,8 47,8 24 1,438-18UNEF 40,46 44,07 36,53 13,72 7,75 28,9 11,0 22,6 19,4 54,4 28 1,750-18UNS 50,01 50,97 44,45 17,83 7,75 34,9 14,0 42,7 21,9 107,1 a 4.2 4.2.1 E dimension is taken when the coupling nut is pulled in forward position Interface dimensions Associated connection See EN 3660-002 Licensed Copy: athen reading, Reading University Library, 24/01/2010 04:39, Uncontrolled Copy, (c) BSI BS EN 3660-003:2009 EN 3660-003:2009 (E) 4.2.2 Variant A – Standard AS85049 interface See Figure 2, Figure and Table Dimensions in millimetres Figure — Detail X Figure — Detail Y Table Dimensions in millimetres ∅G ∅H ∅J N − 0,38 + 0,38 0 − 0,25 Number of teeth 08 9,10 7,59 6,86 12 10 12,50 11,00 9,53 15 12 15,50 13,94 12,98 21 14 18,70 17,12 14,86 24 16 21,80 20,29 18,03 30 18 23,30 22,07 20,04 33 20 26,40 25,25 23,22 36 22 29,60 28,42 26,39 39 24 32,80 31,60 29,31 42 28 38,40 37,31 35,28 54 Shell size Licensed Copy: athen reading, Reading University Library, 24/01/2010 04:39, Uncontrolled Copy, (c) BSI BS EN 3660-003:2009 EN 3660-003:2009 (E) 4.2.3 Variant B – Modified AS85049 Interface See Figure 4, Figure and Table All dimensions are in millimetres Figure — Detail X (Class K only) Figure — Detail Y Table Dimensions in millimetres 4.3 Shell size ∅G ∅H ∅J ∅K N Ref + 0,13 0 − 0,25 + 0,18 Number of teeth 08 11,10 9,17 6,86 6,68 12 10 14,53 11,10 9,53 9,35 15 12 17,45 14,83 12,98 12,62 21 14 20,62 17,22 15,98 14,86 24 16 23,80 20,55 18,03 17,73 30 18 25,20 22,48 21,46 20,04 33 20 28,37 25,53 25,02 23,22 36 22 31,55 29,01 27,61 26,39 39 24 34,72 32,46 31,62 29,31 42 28 42,75 38,91 37,97 35,28 54 Material and finish Material/Finish Class N : Aluminium/Electroless nickel plated Material/Finish Class W : Aluminium/Olive drab cadmium plated Material/Finish Class K : Stainless steel/Passivated Material/Finish Class A : Aluminium/Black anodized Licensed Copy: athen reading, Reading University Library, 24/01/2010 04:39, Uncontrolled Copy, (c) BSI BS EN 3660-003:2009 EN 3660-003:2009 (E) 4.4 Assembly torque These torque values are intended for installation use only, see Table Table Torque Nm ± 0,5 Shell size 08 10 12 4,5 14 16 18 20 9,0 22 24 28 4.5 10,0 Coupling thread strength torques These torque values are for test purposes, see EN 2591-420 and Table Table Shell size Torque Nm ± 0,5 08 10 12 14 5,5 16 18 20 22 11,0 24 28 4.6 12,0 Tests Test details to be in accordance with Table 6, EN 3660-001 and EN 2591-100 Qualification to be in accordance with EN 3660-001 Licensed Copy: athen reading, Reading University Library, 24/01/2010 04:39, Uncontrolled Copy, (c) BSI BS EN 3660-003:2009 EN 3660-003:2009 (E) Table EN 2591- Designation of the test Not applicable Applicable See EN 3660-001 Details 101 Visual examination X — 102 Examination of dimensions and mass X See 4.1 205 Housing (shell) electrical continuity X — 212 Surface transfer impedance (from 100 MHz to GHz) a X — 301 Endurance at temperature 305 Rapid change of temperature X — 306 Mould growth X See EN 3660-001 307 Salt mist X X Classes N, A and W only Cable outlet not fitted to a connector and suspended with non-metallic cord Duration: Classes N, K and A 48 h Class W 500 h 308 Sand and dust X — 314 Immersion at low air pressure X — 315 Fluid resistance X — 316 Ozone resistance X — 317 Flammability X — 318 Fire-resistance X — 402 Shock X — 403 Sinusoidal and random vibration X Method B Figure Level J Duration: h in each of two axes Test performed: on one group – 50 % of time at − 65 °C – 50 % of time at ambient temperature nd on a group – 100 % of time at maximum temperature of class under test 406 Mechanical endurance X — 408 Mating and unmating forces X Only for variant 2, see Table 420 Mechanical strength of rear accessories X Phase D and Table continued 10 Licensed Copy: athen reading, Reading University Library, 24/01/2010 04:39, Uncontrolled Copy, (c) BSI BS EN 3660-003:2009 EN 3660-003:2009 (E) Table (concluded) EN 2591- Designation of the test Not applicable Applicable see EN 3660-001 Details 422 Locking wire hole strength X — 513 Magnetic permeability X Not fitted to a connector Max values a Classes N, A and W 2,0 Class K 5,0 GHz to 10 GHz under consideration Designation EXAMPLE Description block GROMMET NUT Identity block EN3660-003XXXXX Number of this standard Material/Finish class Shell size Variant - A Standard AS85049 interface; B Modified AS85049 interface Variant 1: Nothing nut with three holes for wire lock Variant 2: One nut with four holes for assembly torque EXAMPLE EN3660-003N08B1 Grommet nut, style A, aluminium, electroless nickel, shell size 08, modified AS85049 interface, nut with four holes for torque wrench NOTE No gaps are required between sections in the part number when printed NOTE If necessary, the code I9005 shall be placed between the description block and the identity block Marking Refer to EN 3660-001 and Figure Technical specification Refer to EN 3660-001 11 Licensed Copy: athen reading, Reading University Library, 24/01/2010 04:39, Uncontrolled Copy, (c) BSI BS EN 3660-003:2009 BSI - British Standards Institution BSI 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 Revisions British Standards are updated 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 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