1、CEN EN*3292 94 = 3404589 007128b 906 . BRITISH STANDARD AEROSPACE SERIES Bearings, airframe rolling - Single row self-aligning roller bearings in corrosion resisting steel - Diameter series 3 and 4 - Dimensions and loads The European Standard EN 3292 : 1994 has the status of a British Standard UDC 6
2、29.7.02 : 681.822.7.004.1 : 681.828 : 669.14.018.89 CEN EN*3292 94 m 3404589 0073287 842 m BS EN 3292 : 1994 Amd. No. . Date Text affected This British Standard, having been prepared under the direction of the Aerospace Standards Policy Committee, was published under the authority of the Standards B
3、oard and comes into effect on 15 September 1994 O BSI 1994 The following BSI references relate to the work on this standard: Committee reference MCE7 Draft for comment 8872196 DC ISBN O 680 21894 5 Cooperating organizations The European Committee for Standardization (CEN), under whose supervision th
4、is European Standard was prepared, comprises the national standards organizations of the following countries: Austria Belgium Denmark Finland France Germany Greece Iceland Ireland Italy Luxembourg Netherlands Norway Portugal Spain Sweden Switzerland United Kingdom Oesterreichisches Normungsinstitut
5、Institut belge de normalisation Dansk Standard Suomen Standardisoimisliito, r. y. Association frangaise de normalisation Deutsches Institut fr Normung e.V. Hellenic Organization for Standardization Technological Institute of Iceland National Standards Authority of Ireland Ente Nazionale Italiano di
6、Unificazione Inspection du Travail et des Mines Nederlands Normalisatie-instituut Norges Standardiseringsforbund Instituto Portugus da Qualidade Asociacin Espaola de Normalizacin y Certificacin Standardiseringskommissionen i Sverige Association suisse de normalisation British Standards Institution A
7、mendments issued since publication CEN EN*3292 94 3404589 0071288 789 BS EN 3292 : 1994 Contents Page Cooperating organizations Inside front page National foreword i Foreword 2 Specification 1 Scope 3 2 Normative references 3 3 Definition 3 4 Symbols 3 5 Required characteristics 4 6 Designation 6 7
8、Marking 6 8 Technical specification 6 National annexes NA (informative) Committees responsible Inside back page NB (informative) Cross-references Inside back page National foreword This British Standard has been prepared under the direction of the Aerospace Standards Policy Committee and is the Engl
9、ish language version of EN 3292: 1994 Aerospace series - Bearings, airframe rolling - Single row sew-aligning roller bearings in corrosion resisting steel - Diameter series 3 and 4 - Dirrzmsions and loads, published by the European Committee for Standardization (CEN). EN 3292 was produced as a resul
10、t of international discussions in which the United Kingdom took an active part. Compliance with a British Standard does not of itself confer immunity from legal obligations. i CEN ENa3292 94 3404589 0073289 bL5 EUROPEAN STANDARD EN 3292 NORME EUROPENNE EUROPISCHE NORM June 1994 UDC 629.7.02 : 681.82
11、2.7.004.1 : 681.828 : 669.14.018.89 Descriptors: Aircraft industry, airframe bearings, self-aligning bearings, roller bearings, corrosion resisting steel, dimensions, static loads English version Aerospace series - Bearings, airframe rolling - Single row self-aligning roller bearings in corrosion re
12、sisting steel - Diameter series 3 and 4 - Dimensions and loads Srie arospatiale - Roulements pour structures daronefs - Roulements en acier rsistant la corrosion, rotule, sur une range de rouleaux - Sries de diamtres 3 et 4 - Dimensions et charges Luft- und Raumfahrt - Flugwerklager - Einreihige Tbn
13、nenlager aus korrosionsbestndigem Stahl - Durchmesserreihen 3 und 4 - Mae und Belastungen This European Standard was approved by CEN on 1994-06-07. CEN members are bound to comply with the CENKENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of
14、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 versions (English, French, German). A version
15、 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, Denmark, Finland, France, Germany, Greece
16、, 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 Centrai Secretariat: rue de Stassart 36, B-1050 Brussels O 1994 Copyright rese
17、rved to CEN members Ref. No. EN 3292 : 1994 E Previous page is blank CEN ENx3292 94 3404589 0073290 337 Page 2 EN 3292 : 1994 Foreword This European Standard has been prepared by the European Association of Aerospace Manufacturers (AECMA). After inquiries and votes carried out in accordance with the
18、 rules of this Association, this standard 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. This standard was submitted to the Formal Vote and the result was positive. This European Standa
19、rd shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by December 1994 and conflicting national standards shall be withdrawn at the latest by December 1994. According to the CENKENELEC Internal Regulations, the following coun
20、tries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CEN ENa3292 94 m 3404589 OOL29L 273 Page 3 EN 3292 : 1994 1 Scope This
21、standard specifies the characteristics Of single row self-aligning roller bearings in corrosion resisting steel of diameter series 3 and 4 1) designed to withstand only slow rotations, oscillations and/or swivelling under load. They are intended for use between fixed and moving parts of the aircraft
22、 structure and their control mechanisms. The airframe rolling bearings defined in this standard are used from - 54 OC to + 150 OC. However, being lubricated with the following greases : - very high pressure grease, ester type (code A), operational range - 73 OC to + 12 1 OC or - very high pressure g
23、rease, synthetic hydrocarbons. general purpose (code Bi, operational range - 54 OC to + 177 OC (see EN 3280i, their field of application when lubricated with code A grease is limited to + 121 OC. 2 Normative references This European Standard incorporates by date! or undated reference provisions from
24、 other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendmen
25、t or revision. For undated references the latest edition of the publication referred to applies. IS0 15 is0 1 132 EN 2030 EN 2226 EN 3280 Rolling bearings - Radiai bearings - Boundary dimensions - General plan Rolling bearings - Tolerances - Definitions Steel FE-PM43 - Hardened and tempered - Bars D
26、 5 150 mm - Aerospace series 2) Steel FE-PM43 - Hardened and tempered - Hand and die forgings O, S 150 mm - Aerospace series 2) Aerospace series - Bearings, airframe rolling, rigid or self-aligning - Technical specification 3 Definition For the purposes of this standard, the following definition app
27、lies : Bearing : full complement of rollers (without cage). 4 Symbols The definitions of tolerances and clearances are given in IS0 1 132. Adrnp A, Ada = deviation of a single bore diameter Aa = deviation of a single outside diameter G. = axial internal clearance Gr = radial internal clerance Ki. =
28、radiai runout of assembled bearing inner ring Km = radial runout of assembled bearing outer ring Fa max. = permissible static axial load cs = permissible static radial load Po, = static equivalent radial load Fa Fr = single plane mean bore diameter deviation = single plane mean outside diameter devi
29、ation = bearing axial load, axial component of actual bearing load = bearing radial load, radial component of actual bearing load. 1) SeeISO 15 2) Published as AECMA Standard at the date of publication of this standard CEN EN*3292 94 3404589 0073292 LOT Page 4 EN 3292: 1994 5 Required characteristic
30、s 5.1 Configuration : see figure 1 ; the bearings are fitted with either seals or shields. Values : see table 1. Dimensions - Tolerances - Clearance8 - Loads - Mass 5.2 Surface roughness Raceways and rolling elements : Ra = 0.2 pm Bore, side faces and cylindrical outer surface : Ra = 0.8 pm, 5.3 Mat
31、erials Inner ring : EN 2030 or EN 2226, 2 58 HRC Outer ring : EN 2030 or EN 2221 or EN 2222,2 58 HRC Rollers : EN 2030, 2 58 HRC Shields : Corrosion resisting material Seals : Polytetrafluoroethylene (PTFE) or polytetrafluoroethvlene (PTFE) reinforced with fibreglass. u e -1 - o i ti Type with shiel
32、ds Code P Type with seals Code E NOTE : The installation of seals and shields is at the manufacturers option. Figure 1 CEN EN*3272 74 3404589 0073273 O46 r I I I G D dl F d B C O O -0,12 - 0,12 min. max. max. Ah, Code Nominal Page 5 EN 3292 : 1994 Tolerances Cim kmp Ads Ao. O +2 - 9 + 2 -11 - 10 O +
33、3 -11 + -14 - 11 o +3 +4 -13 -13 -17 TaM. 1 Mass parts 58 91 0.3 to 106 r kgll O00 = 0,8 132 186 246 0,3 to 397 610 Dimensions in millimetres 10 12 15 10 35 15,7 28 12 21 17 37 18 18 30,7 - 15 42 21.8 35,5 17 17 23 O 8 19 47 25,l 19 39,3 20 20 26 21 52 28 22 44,8 I I I I I I I I 25 25 29 24 62 34.5
34、25 53.3 O -10 Internal clearances d Axial max. 30 Coda (“ Code R 30 34 27 72 41,3 30 63 Group 2 Code K Starting torque 2) in mN.m Runout tderancsr radial max. pm 230 Permissible static loads 3) kN 240 Code P 7 10 15 250 Code Axial Radial E F,rnax. C, 11 11,l 36.7 . 15,5 16,3 53,9 23 18,2 60,2 290 25
35、 30 35 40 Radial 38 28,6 94,5 45 34,3 113,2 52 49 161.7 60 65,3 215,6 Special group Code R 2 to 7 3 to 9 3 to io Group 2 Code K 10 to 20 15 to 25 I 20 1 30 I 21,l I 69.6 I I I 1 I Dimensions of the shields are at the manufacturers option within the limits of F and G. 2) Definition, see EN 3280. 3) F
36、, + 3.3 F, = Po, ; Po, shall be S C,. For ultimate static loads, see EN 3280. CEN ENx3292 94 3404589 007l1294 T82 m Page 6 EN 3292 : 1994 6 Designation EXAMPLE : Description block identity block BEARING I EN3292AKlOl Code for axial/radial internal clearance (see table 1 i Code for grease type (see 1
37、 I Diameter code d (see table 1 I Code for type (see figure 1 NOTE : If necessary, the code 19005 shall be placed between the description block and the identity block. 7 Marking In addition to the manrifacturers own marking, each bearing shall be marked, on one side face only, using the identity blo
38、ck, see 6. Marking position and method are at the manufacturers option. 8 Technical specification See EN 3280. ? CEN EN*3272 7i.1 = 3404587 0073275 937 BS EN 3292 : 1994 National annex NA (informative) Committees responsible The United Kingdom participation in the preparation of this European Standa
39、rd was entrusted by the Aerospace Standards Policy Committee (ACE/-) to kchnical Committee MCE/7 upon which the following bodies were represented: Ball and Roller Bearing Manufacturers? Association Ministry of Defence Society of British Aerospace Companies Ltd. National annex NB (informative) Cross-
40、references The British Standards corresponding to the international standards referred to in the text are as follows. International standard Corresponding British Standard IS0 15 : 1981 IS0 1132 : 1980 BS 6267 : 1982 Specification for rolling bearings : boundary dimensions for radial bearings BS 610
41、7 Rolling bearings: tolerances Part 1 : 1981 Glossary of terms CEN EN*3292 94 3404589 007L29b 855 . BS EN 3292 : 1994 BSI 2 Park Street London W1A 2BS BSI Linford Wood Milton Keynes MK14 6LE 9409 - 4 - 0.4k - FP . BSI - British Standards Institution BSI is the independent national body responsible f
42、or preparing British Standards. It presents the UK view on standards in Europe and at the international level. It is incorporated by Royal Charter. Contract requirements A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsi
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48、777. Copyright Copyright subsists in all BSI publications and no part may be reproduced in any form without the prior permission in writing of 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 designation
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