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    BS EN 2501-1992 Bearings spherical plain in corrosion resisting steel with self-lubricating liner and wide inner ring - Dimensions and loads《轴承 带自润滑内衬和宽内环的耐蚀钢普通球面轴承 尺寸和负荷》.pdf

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    BS EN 2501-1992 Bearings spherical plain in corrosion resisting steel with self-lubricating liner and wide inner ring - Dimensions and loads《轴承 带自润滑内衬和宽内环的耐蚀钢普通球面轴承 尺寸和负荷》.pdf

    1、BRITISH STANDARD BS EN 2501:1992 Bearings, spherical plain in corrosion resisting steel with self-lubricating liner and wide inner ring Dimensions and loads The European Standard EN 2501:1987 has the status of a British StandardBSEN 2501:1992 This British Standard, having been prepared under the dir

    2、ectionof the Aerospace Standards Policy Committee, waspublished under the authorityof the Standards Boardand comes into effect on 15 June 1992 BSI 09-1999 The following BSI references relate to the work on this standard: Committee reference ACE/14 Draft for comment 87/76993 DC ISBN 0 580 20866 4 Coo

    3、perating organizations The European Committee for Standardization (CEN), under whose supervision this European Standard was prepared, comprises the national standards organizations of the following countries: Austria Oesterreichisches Normungsinstitut Belgium Institut belge de normalisation Denmark

    4、Dansk Standardiseringsraad Finland Suomen Standardisoimisliito, r.y. France Association franaise de normalisation Germany Deutsches Institut fr Normung e.V. Greece Hellenic Organization for Standardization Iceland Technological Institute of Iceland Ireland National Standards Authority of Ireland Ita

    5、ly Ente Nazionale Italiano di Unificazione Luxembourg Inspection du Travail et des Mines Netherlands Nederlands Normalisatie-instituut Norway Norges Standardiseringsforbund Portugal Instituto Portugus da Qualidade Spain Asociacin Espaola de Normalizacin y Certificacin Sweden Standardiseringskommissi

    6、onen i Sverige Switzerland Association suisse de normalisation United Kingdom British Standards Institution Amendments issued since publication Amd. No. Date CommentsBSEN 2501:1992 BSI 09-1999 i Contents Page Cooperating organizations Inside front cover National foreword ii Brief history 2 Text of E

    7、N 2501 3 National annex NA (informative) Committees responsible Inside back cover National annex NB (informative) Cross-references Inside back coverBSEN 2501:1992 ii BSI 09-1999 National foreword This British Standard has been prepared under the direction of the Aerospace Standards Policy Committee

    8、and is the English language version of EN2501:1987, Aerospace series Bearings, spherical plain in corrosion resisting steel with self-lubricating liner and wide inner ring. Dimensions and loads, published by the European Committee for Standardization (CEN). EN 2501 was produced as a result of intern

    9、ational discussions in which the United Kingdom took an active part. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immun

    10、ity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, theEN title page, pages 2 to 6, an inside back cover and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be

    11、 indicated in the amendment table on the inside front cover.EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 2501 January 1987 UDC: 629.7.02:621:822.3-408.2-72.004.1:669:14.018.89 Descriptors: Aircraft industry, spherical bearing, corrosion resisting steel, linings, self-lubricating parts, dimen

    12、sions, loads. English version Aerospace series Bearings, spherical plain in corrosion resisting steel with self-lubricating liner and wide inner ring Dimensions and loads Srie arospatiale Rotules en acier rsistant la corrosion garniture autolubrifiante et bague intrieurelarge Dimensions et charges L

    13、uft- und Raumfahrt Gelenklager aus korrosionsbestndigem Stahl mit selbstschmierender Beschichtung und breitem Innenring Mae und Belastungen This European Standard was accepted by CEN on 1987-11-16. CEN members are bound to comply with the CEN Internal Regulations which stipulate the conditions for g

    14、iving 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 Central Secretariat or to any CEN member. This European Standard exists in three official ve

    15、rsions (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 Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium

    16、, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CEN European Committee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassar

    17、t 36, B-1050 Brussels CEN 1987 Copyright reserved to CEN members Ref. No. EN 2501:1987 EEN 2501:1987 BSI 09-1999 2 Brief history This European Standard has been prepared by the European Association of Aerospace Manufacturers (AECMA). After enquiries and votes carried out in accordance with the rules

    18、 of this Association, this draft has successively received the approval of the National Associations and the Official Services of the member countries of AECMA, prior to its presentation to CEN. According to the Common CEN/CENELEC Rules, following countries are bound to implement this European Stand

    19、ard: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and UnitedKingdom. Contents Page Brief history 2 1 Scope and field of application 3 2 References 3 3 Symbols 3 4 Required characteristics 3

    20、 5 Designation 5 6 Marking 5 7 Technical specification 5 Figure 4 Table 1 4 Table 2 4EN 2501:1987 BSI 09-1999 3 1 Scope and field of application This standard specifies the characteristics of bearings, spherical plain in corrosion resisting steel with self lubricating liner and wide inner ring. They

    21、 are intended, principally, for use in rod end fittings. They shall be used in the temperature range 55to+150 C. 2 References EN 2023, Aerospace series Bearings, spherical plain, in corrosion resisting steel with self lubricating liner Normal series Dimensions and loads. EN 2030, Steel FE-PM43 Harde

    22、ned and tempered Bars D k 150mm Aerospace series. EN 2064, Bearings, spherical plain in corrosion resisting steel with self lubricating liner Technical specification Aerospace series. EN 2136, Steel FE-PM42 900MPak Rmk 1 100 MPa Bars De k 100mm Aerospace series. EN 2539, Aerospace series Steel FE-PM

    23、61-Rm U 960MPa Bars De k 150 mm 1) . 3 Symbols 4 Required characteristics 4.1 Dimensions Tolerances Masses Configuration shall correspond with Figure. Dimensions, tolerances and masses shall correspond with Table 1. 4.2 Loads Starting torques Loads and starting torques shall correspond with Table 2.

    24、 4.3 Materials Inner ring: steel EN 2030 Outer ring: steel EN2136 or steel EN2539 Liner: Self-lubricating low friction wear resisting material consistent with requirements of EN2064. 1) In preparation. % ds = the deviation of a single bore diameter % Ds = the deviation of a single outside diameter %

    25、 dmp = single plane mean bore diameter deviation % Dmp = single plane mean outside diameter deviation = maximum displacement angle which can be formed by the outer ring with the inner ring the spherical track of the outer ring being fully in contact with the inner ring.EN 2501:1987 4 BSI 09-1999 Tab

    26、le 1 Table 2 Figure Dimensions in millimetres d D B C Tolerances m K d 1 a r 1 N P R ! in degrees Mass Code Nominal 0,1 % Dmp % Ds % dmp % ds min. g 06 6 18 14 8 15,0 9,0 0,3 to 0,8 16,2 0,7 0,2 9 15 08 8 21 15 10 17,5 11,0 18,4 0,9 0,3 8 22 10 10 26 20 13 22,2 13,5 23,4 10 48 a Attention should be

    27、paid to the possible indentation of the support mountings by the inner bearing faces. d Permissible static loads kN Permissible dynamic radial loads 25000 cycles kN Starting torques N.m nominal radial axial axial after swaging 1) mm C s C a 6,0 41,5 5,1 4,5 16,6 0,12 to 0,80 8,0 63,0 9,5 6,5 25,2 10

    28、,0 105,1 18,6 10,5 42,2 1) These values are given for information. The actual values depend on the method of swaging. 0 0,06 +0,1 0 0 0 2 , +0,1 0 0 8 +5 13 0 8 +2 10 0 9 +6 15EN 2501:1987 BSI 09-1999 5 5 Designation Each spherical plain bearing shall only be designated as in the following example:

    29、NOTEIf necessary, the originator code S9005 may be introduced between the description block and the identity block. 6 Marking In addition to the manufacturers own marking, each spherical plain bearing shall be marked, using the identity block as defined in clause5 of this standard. Marking position

    30、and method are at the manufacturers option. 7 Technical specification Spherical plain bearings supplied to this standard shall conform with the requirements of EN2064. Qualification testing of these bearings is unnecessary providing that: manufacturers have already been qualified to supply bearings

    31、in accordance with EN2023; material and methods of manufacture are exactly the same for these bearings as those used for EN2023.6 blankBSEN 2501:1992 BSI 09-1999 National annex NA (informative) Committees responsible The United Kingdom participation in the preparation of this European Standard was e

    32、ntrusted by the Aerospace Standards Policy Committee (ACE/-) to Technical Committee ACE/14, upon which the following bodies were represented: British Independent Steel Producers Association Civil Aviation Authority (Airworthiness Division) Federation of Wire Rope Manufacturers of Great Britain Insti

    33、tute of Petroleum Ministry of Defence Society of British Aerospace Companies Ltd. National annex NB (informative) Cross-references The British Standard BS EN2023 corresponding to the European Standard EN2023 referred to in the text is identical in title with that given in clause2. There are no Briti

    34、sh Standards corresponding to EN2030, EN2064, EN2136 and EN2539 referred to in the text. British Standards identical in title and number will be published in due course.BS EN 2501:1992 BSI 389 Chiswick High Road London W4 4AL BSIBritishStandardsInstitution BSI is the independent national body respon

    35、sible for preparing BritishStandards. It presents the UK view on standards in Europe and at the international level. It is incorporated by Royal Charter. Revisions BritishStandards are updated by amendment or revision. Users of BritishStandards should make sure that they possess the latest amendment

    36、s 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 BritishStandard would inform the Secretary of the technical committee responsible, the identity of which can be found o

    37、n the inside front cover. Tel:02089969000. Fax:02089967400. BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editions of standards. Buying standards Orders for all BSI, international and foreign standards publications shoul

    38、d be addressed to Customer Services. Tel:02089969001. Fax:02089967001. In response to orders for international standards, it is BSI policy to supply the BSI implementation of those that have been published as BritishStandards, unless otherwise requested. Information on standards BSI provides a wide

    39、range of information on national, European and international standards through 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:02089967111.

    40、 Fax:02089967048. Subscribing members 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:02089967002. Fax:02089967001. Copyright Copyright subsists

    41、 in all BSI publications. BSI also holds the copyright, in the UK, of the publications of the international standardization 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 me

    42、ans electronic, photocopying, recording or otherwise without prior written permission from BSI. This does not preclude 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. If permission is granted, the terms may include royalty payments or a licensing agreement. Details and advice can be obtained from the Copyright Manager. Tel:02089967070.


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