EN 4198-2006 en Aerospace series - Rod-ends adjustable self-aligning plain bearing with self-lubricating liner and threaded shank in corrosion resisting steel - Dimensions and load.pdf

1、BRITISH STANDARD AEROSPACE SERIESBS EN4198:2006Rod-ends, adjustable self-aligning plain bearing with self-lubricating liner and threaded shank in corrosion resisting steel Dimensions and loadsThe European Standard EN 4198:2006 has the status of a British StandardICS 49.035g49g50g3g38g50g51g60g44g49g

2、42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 4198:2006This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 Jun

3、e 2006 BSI 2006ISBN 0 580 48440 8National forewordThis British Standard is the official English language version of EN 4198:2006. The UK participation in its preparation was entrusted to Technical Committee ACE/12, Aerospace fasteners and fastening systems, which has the responsibility to: A list of

4、 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 Standards Cor

5、respondence 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 Standard does not

6、 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 developments a

7、nd promulgate them in the UK.Summary of pagesThis document comprises a front cover, an inside front cover, the EN title page, pages 2 to 8, an inside back cover and a back cover.The BSI copyright notice displayed in this document indicates when the document was last issued.Amendments issued since pu

8、blicationAmd. No. Date CommentsEUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 4198June 2006ICS 49.035English VersionAerospace series - Rod-ends, adjustable self-aligning plainbearing with self-lubricating liner and threaded shank incorrosion resisting steel - Dimensions and loadsSrie arospatiale

9、- Embouts rglables rotule, garnitureautolubrifiante, tige filete, en acier rsistant lacorrosion - Dimensions et chargesLuft- und Raumfahrt - senkopf, einstellbar mitGelenklager mit selbstschmierender Beschichtung undGewindeschaft aus korrosionsbestndigem Stahl - Maeund BelastungenThis European Stand

10、ard was approved by CEN on 20 April 2006.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 bibliographical references concerning such

11、 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 of a CEN member into its own language and

12、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, Latvia, Lithuania, Luxembourg, Malta, Nether

13、lands, Norway, Poland, Portugal, Romania,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 2006 CEN All rights of exploitation in a

14、ny form and by any means reservedworldwide for CEN national Members.Ref. No. EN 4198:2006: E2 Contents Page Foreword3 1 Scope 4 2 Normative references 4 3 Terms and definitions .4 4 Symbols and abbreviations 5 5 Required characteristics.5 6 Designation 8 7 Marking .8 8 Technical specification .8 EN

15、4198:20063 Foreword This European Standard (EN 4198:2006) has been prepared by the European Association of Aerospace Manufacturers - Standardization (AECMA-STAN). After enquiries and votes carried out in accordance with the rules of this Association, this Standard has received the approval of the Na

16、tional Associations and the Official Services of the member countries of AECMA, 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 December 2006, and conflicting nat

17、ional standards shall be withdrawn at the latest by December 2006. 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 CE

18、N/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg

19、, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. EN 4198:20064 1 Scope This standard specifies the characteristics of adjustable rod-ends consisting of: a self-aligning ball bearing with self-lubricating liner, EN 2501, a

20、 rod-end with threaded shank consisting of: a circumferential groove to identity location, an optional longitudinal groove for locking purposes. These rod-ends are intended for use with flying control rods or rods for aerospace structures. They shall be used within the temperature range from: 55 C t

21、o 163 C. 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. ISO 1132-1, Rolli

22、ng bearings Tolerances Part 1: Terms and definitions. ISO 3353-1, Aerospace Lead and runout threads Part 1: Rolled external threads. ISO 5855-2, Aerospace MJ threads Part 2: Limit dimensions for bolts and nuts. ISO 8075, Aerospace Surface treatment of hardenable stainless steel parts. EN 2068, Aeros

23、pace series Rod ends with self-lubricating self-aligning bearings Technical specification. EN 2424, Aerospace series Marking of aerospace products. EN 2501, Aerospace series Bearings, spherical plain in corrosion resisting steel with self-lubricating liner and wide inner ring Dimensions and loads. E

24、N 2539 1), Aerospace series Steel FE-PM3801 (X5CrNiCu17-4) Air melted Solution treated and precipitation treated Bar a or D 200 mm Rm 965 MPa.2)EN 2755, Aerospace series Bearings, spherical plain in corrosion resisting steel with self-lubricating liner Elevated loads at ambient temperature Technical

25、 specification. EN 3161, Aerospace series Steel FE-PM3801 (X5CrNiCu17-4) Air melted Solution treated and precipitation treated Bar a or D 200 mm Rm 930 MPa. 2)3 Terms and definitions For the purposes of this European Standard, the terms and definitions given in ISO 1132-1 apply. 1) Inactive for new

26、design, see EN 3161. 2) Published as AECMA Prestandard at the date of publication of this standard. EN 4198:20065 4 Symbols and abbreviations ds= deviation of a single bore diameter dmp= single plane mean bore diameter deviation = maximum angle of tilt of the outer ring with respect to the inner rin

27、g, with the spherical raceway of the outer ring being completely in contact with the inner ring C25= permissible dynamic radial load by 25 000 cycles (for definitions: EN 2755) 5 Required characteristics 5.1 Dimensions Masses Configuration: according to Figure 1. The dimensions and the tolerances sh

28、all conform with the values indicated in the Figure 1 and Tables 1 and 2; values after passivating. 5.2 Surface roughness According to Figure 1. Values in micrometres, apply prior to surface treatment. 5.3 Loads and rotational starting torques According to Table 2. 5.4 Materials Rod-end body: steel

29、according to EN 2539, hardness 35 HRC 42 Plain bearing: according to EN 2501. 5.5 Surface treatment According to ISO 8075: code T No surface treatment: without code EN 4198:20066 aIn conformity with ISO 3353-1 b of base of groove: d3min. (according to ISO 5855-2) cThread, pitch diameter NOTE The cir

30、cumferential indication groove and the longitudinal groove over the distance l3shall be painted red. Figure 1 EN 4198:20067 Table 1 d D d1 b1b2Code Nominal diameter Limit dev. m in degrees dmpdsmin min. 100,010,+06 6 22,5 9,0 9 8,0 08 8 26,0 11,0 8 10,2 2,4 10 10 80102+32,0 13,5 10 12,2 3,2 l1l2 bl3

31、 cl4l5l6r1Mass d2Thread adesignation 0,5 min. min. 0600, 010,+0150,+ 0,1 g MJ101,26 - 4h6h 54 37 23 14 8,2 37 46 MJ121,25 - 4h6h 62 42 27 15 10,2 42 0,4 76 MJ141,5 - 4h6h 73 48 31 20 13,2 48 0,5 135 aThread ISO 5855-2; rolled. bMinimum length of useful threads. cMinimum length of engaged threads: in

32、cludes thickness of lock washers and height of nut. Table 2 After swaging on rod-end Permissible dynamic radial load a Axial push out load Starting torque Ultimate static load b C25kN kN Nm kN 16,6 4,5 0,45 to 1,3 27 25,2 6,5 39 38,6 c 10,5 0,7 to 2,0 58 aIn direction of the axis of the rod-end fitt

33、ing. bUltimate loads are listed because failure will occur in the rod-end, not the bearing. Users shall apply their own factors to obtain the permissible static load. cThis load is a maximum of 2/3 ultimate static load the rod-end and not the load from EN 2501. EN 4198:20068 6 Designation EXAMPLE De

34、scription block ROD-END Identity block EN4198L06KT Number of EN standard Code for thread direction (see Table 3) Code for d, (see Table 1) Code for longitudinal groove (see Table 3) Code for surface treatment (see 5.5) Table 3 Codes for thread direction and longitudinal grooveLeft hand thread LRight

35、 hand thread R Without longitudinal groove G With longitudinal groove K NOTE If necessary the code I9005 shall be introduced between the description block and identity block. 7 Marking According to EN 2424, category A The position and method of marking are at the manufacturers discretion. 8 Technica

36、l specification According to EN 2068 EN 4198:2006blankBS EN 4198:2006BSI389 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.

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