1、BRITISH STANDARD AEROSPACE SERIES BS EN 3049:1998 O-rings, in fluorocarbon rubber(FKM), low compression set Hardness80IRHD The European Standard EN3049:1998 has the status of a British Standard ICS49.080BSEN3049:1998 This British Standard, having been prepared under the directionof the Engineering S
2、ectorBoard, was published underthe authority of the Standards Board and comes intoeffect on 15 August 1998 BSI 04-1999 ISBN 0 580 30333 0 National foreword This British Standard is the English language version of EN3094:1998. The UK participation in its preparation was entrusted by Technical Committ
3、ee ACE/25, Rubber and elastomeric materials for aerospace purposes, to Subcommittee ACE/12/1, Aerospace fasteners present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related internationa
4、l and European developments and promulgate them in the UK. A list of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in
5、the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are
6、responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, theEN title page, pages2 to10 and a back cover. This standard has be
7、en updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover. Amendments issued since publication Amd. No. Date CommentsBSEN3049:1998 BSI 04-1999 i Contents Page National foreword Inside front cover Foreword 2 Text
8、of EN 3049 3ii blankEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN3049 May 1998 ICS49.080 Descriptors: Aircraft industry, O-ring seal, rubber, fluorinated rubber, compression set, hardness, characteristic, dimension, designation, marking English version Aerospace series O-rings, in fluorocarbo
9、n rubber(FKM),low compression setHardness80IRHD Srie arospatiale Joints toriques, en lastomre fluorocarbone (FKM), faible dformation rmanente aprs compression Duret80DIDC Luft- und Raumfahrt O-Ringe, aus Fluorcarbon-Elastomer (FKM), mit niedrigem Druckverformungsrest Hrte80IRHD This European Standar
10、d was approved by CEN on 23 February 1998. 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 s
11、uch 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 in any other language made by translation under the responsibility of a CEN member into its own languag
12、e and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, CzechRepublic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Swit
13、zerland and United Kingdom. CEN European Committee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels 1998 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members.
14、Ref. No. EN3049:1998EEN3049:1998 BSI 04-1999 2 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 rules of this Association, this Standard has received the approval of the Nati
15、onal 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 November 1998, and conflicting natio
16、nal standards shall be withdrawn at the latest by November 1998. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, CzechRepublic, Denmark, Finland, France, Germany, Greec
17、e, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. Contents Page Foreword 2 0 Introduction 3 1 Scope 3 2 Normative references 3 3 Required characteristics 3 4 Storage 10 5 Designation 10 6 Marking/Packaging 10 7 Technical specifi
18、cation 10 Figure 1 4 Figure 2 5 Figure 3 6 Figure 4 8 Figure 5 9 Table 1 4 Table 2 5 Table 3 6 Table 4 8 Table 5 9EN3049:1998 BSI 04-1999 3 0 Introduction The dimensions are selected from ISO3601-1, Table 3. 1 Scope This standard specifies the characteristics of o-rings in fluorocarbon rubber FKM, l
19、ow compression set, hardness80IRHD, for aerospace applications. They are intended to be used in air, mineral/synthetic oil and fuel systems. Operating conditions Temperature: a) Continuous operation:20 C to+225 C; b) Static applications minimum temperature of use:50 C. Limitation: not to be used wit
20、h phosphoric ester type hydraulic fluids (permanent or temporary immersion). 2 Normative references This European Standard incorporates by dated or undated reference provisions from other publications. These normative references are cited at the appropriate places in the text and the publications ar
21、e 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 amendment or revision. For undated references the latest edition of the publication referred to applies. ISO1629, Rubber and la
22、tices Nomenclature. ISO3601-1:1988, Fluid systems Sealing devices O-rings Part1: Inside diameters, cross-sections, tolerances and size identification code. EN2751, Luft- und Raumfahrt Lagerungsbedingungen fr Erzeugnisse aus Elastomeren Anforderungen an die Lagerung, Reinigung und Wartung 1) . EN2798
23、, Aerospace series Fluorocarbon rubber(FPM) Low compression set Hardness80 IRHD 2)3) . EN3050, Aerospace series O-rings, in fluorocarbon rubber (FKM), low compression set Technical specification. 3 Required characteristics 3.1 Configuration Dimensions TolerancesMasses SeeFigure 1, Figure 2, Figure 3
24、, Figure 4 and Figure 5 and Table 1, Table 2, Table 3, Table 4 and Table 5. Dimensions and tolerances are in millimetres. 3.2 Material EN2798 1) In preparation at the date of publication of this standard 2) Published as AECMA Prestandard at the date of publication of this standard 3) FPM, previous d
25、esignation replaced by FKM, in conformity with ISO1629EN3049:1998 4 BSI 04-1999 Table 1 Figure 1 Section diameter d 2 = 1,8 0,08 Code A d 1 Mass a d 1 Mass a d 1 Mass a Code nom. Tol. Code nom. Tol. Code nom. Tol. 0018 1,8 0,13 0,05 0100 10,0 0,15 0,17 0365 36,5 0,31 0,57 0020 2,0 0,06 0106 10,6 0,1
26、6 0,18 0375 37,5 0,32 0,58 0022 2,24 0112 11,2 0,19 0387 38,7 0,60 0025 2,5 0118 11,8 0,17 0,20 0400 40,0 0,33 0,62 0028 2,8 0,07 0125 12,5 0,21 0412 41,2 0,34 0,64 0031 3,15 0132 13,2 0,22 0425 42,5 0,35 0,65 0035 3,55 0,08 0140 14,0 0,18 0,23 0437 43,7 0,67 0037 3,75 0150 15,0 0,25 0450 45,0 0,36
27、0,69 0040 4,0 0,09 0160 16,0 0,19 0,26 0475 47,5 0,38 0,73 0045 4,5 0170 17,0 0,20 0,28 0500 50,0 0,39 0,77 0048 4,87 0,10 0180 18,0 0,29 0530 53,0 0,41 0,81 0050 5,0 0190 19,0 0,21 0,31 0560 56,0 0,42 0,85 0051 5,15 0200 20,0 0,32 0600 60,0 0,45 0,91 0053 5,3 0212 21,2 0,22 0,34 0630 63,0 0,46 0,96
28、 0056 5,6 0,11 0224 22,4 0,23 0,36 0670 67,0 0,49 1,02 0060 6,0 0,12 0236 23,6 0,24 0,38 0710 71,0 0,51 1,08 0063 6,3 0250 25,0 0,40 0750 75,0 0,53 1,13 0067 6,7 0,13 0258 25,8 0,25 0,41 0800 80,0 0,56 1,21 0069 6,9 0,14 0265 26,5 0,42 0850 85,0 0,59 1,28 0071 7,1 0280 28,0 0,26 0,44 0900 90,0 0,62
29、1,36 0075 7,5 0,14 0300 30,0 0,27 0,47 0950 95,0 0,64 1,43 0080 8,0 0315 31,5 0,28 0,49 1000 100,0 0,67 1,50 0085 8,5 0,15 0,15 0325 32,5 0,29 0,51 1060 106,0 0,71 1,59 0087 8,75 0,16 0335 33,5 0,52 1120 112,0 0,74 1,68 0090 9,0 0345 34,5 0,30 0,54 1180 118,0 0,77 1,77 0095 9,5 0,17 0355 35,5 0,31 0
30、,55 1250 125,0 0,81 1,87 a Mass kg/1000 piecesEN3049:1998 BSI 04-1999 5 Table 2 Figure 2 Section diameter d 2 = 2,65 0,09 Code B d 1 Mass a d 1 Mass a d 1 Mass a Code nom. Tol. Code nom. Tol. Code nom. Tol. 0045 4,5 0,13 0,23 0315 31,5 0,28 1,09 0710 71,0 0,51 2,36 0053 5,3 0,25 0325 32,5 0,29 1,13
31、0730 73,0 0,52 2,42 0060 6,0 0,28 0335 33,5 1,16 0750 75,0 0,53 2,49 0069 6,9 0,14 0,31 0345 34,5 0,30 1,19 0800 80,0 0,56 2,65 0080 8,0 0,34 0355 35,5 0,31 1,22 0850 85,0 0,59 2,81 0090 9,0 0,15 0,37 0365 36,5 1,25 0900 90,0 0,62 2,97 0095 9,5 0,39 0375 37,5 0,32 1,29 0950 95,0 0,64 3,13 0100 10,0
32、0,41 0387 38,7 1,32 1000 100,0 0,67 3,29 0106 10,6 0,16 0,42 0400 40,0 0,33 1,37 1060 106,0 0,71 3,48 0112 11,2 0,445 0412 41,2 0,34 1,40 1120 112,0 0,74 3,67 0118 11,8 0,17 0,46 0425 42,5 0,35 1,45 1180 118,0 0,77 3,86 0125 12,5 0,49 0437 43,7 1,48 1250 125,0 0,81 4,09 0132 13,2 0,51 0450 45,0 0,36
33、 1,53 1320 132,0 0,85 4,31 0140 14,0 0,18 0,535 0462 46,2 0,37 1,56 1400 140,0 0,89 4,57 0150 15,0 0,57 0475 47,5 0,38 1,61 1500 150,0 0,95 4,89 0160 16,0 0,19 0,60 0487 48,7 1,64 1600 160,0 1,00 5,21 0170 17,0 0,2 0,63 0500 50,0 0,39 1,69 1700 170,0 1,06 5,53 0180 18,0 0,66 0515 51,5 0,40 1,73 1800
34、 180,0 1,11 5,85 0190 19,0 0,21 0,69 0530 53,0 0,41 1,78 1900 190,0 1,17 6,17 0200 20,0 0,73 0545 54,5 0,42 1,83 2000 200,0 1,22 6,49 0212 21,2 0,22 0,76 0560 56,0 1,88 2120 212,0 1,29 6,87 0224 22,4 0,23 0,80 0580 58,0 0,44 1,95 2240 224,0 1,35 7,26 0236 23,6 0,24 0,84 0600 60,0 0,45 2,01 2300 230,
35、0 1,39 7,45 0250 25,0 0,89 0615 61,5 2,05 2360 236,0 1,42 7,64 0258 25,8 0,25 0,91 0630 63,0 0,46 2,10 2430 243,0 1,46 7,87 0265 26,5 0,93 0650 65,0 0,48 2,17 2500 250,0 1,49 8,09 0280 28,0 0,26 0,98 0670 67,0 0,49 2,23 0300 30,0 0,27 1,05 0690 69,0 0,50 2,29 a Mass kg/1000 piecesEN3049:1998 6 BSI 0
36、4-1999 Table 3 Figure 3 Section diameter d 2 = 3,55 0,10 Code C d 1 Mass a d 1 Mass a d 1 Mass a Code nom. Tol. Code nom. Tol. Code nom. Tol. 0140 14,0 0,18 0,01 0375 37,5 0,32 2,37 0690 69,0 0,50 4,18 0150 15,0 0,07 0387 38,7 2,44 0710 71,0 0,51 4,30 0160 16,0 0,19 0,13 0400 40,0 0,33 2,51 0730 73,
37、0 0,52 4,42 0170 17,0 0,20 0,19 0412 41,2 0,34 2,58 0750 75,0 0,53 4,53 0180 18,0 0,24 0425 42,5 0,35 2,66 0775 77,5 0,55 4,68 0190 19,0 0,21 1,30 0437 43,7 2,73 0800 80,0 0,56 4,82 0200 20,0 1,36 0450 45,0 0,36 2,80 0825 82,5 0,57 4,96 0212 21,2 0,22 1,43 0462 46,2 0,37 2,87 0850 85,0 0,59 5,11 022
38、4 22,4 0,23 1,50 0475 47,5 0,38 2,94 0875 87,5 0,60 5,25 0236 23,6 0,24 1,57 0487 48,7 3,01 0900 90,0 0,62 5,40 0250 25,0 1,65 0500 50,0 0,39 3,09 0925 92,5 0,63 5,54 0258 25,8 0,25 1,69 0515 51,5 0,40 3,18 0950 95,0 0,64 5,68 0265 26,5 1,73 0530 53,0 0,41 3,26 0975 97,5 0,66 5,83 0280 28,0 0,26 1,8
39、2 0545 54,5 0,42 3,35 1000 100,0 0,67 5,97 0300 30,0 0,27 1,94 0560 56,0 3,43 1030 103,0 0,69 6,15 0315 31,5 0,28 2,02 0580 58,0 0,44 3,55 1060 106,0 0,71 6,32 0325 32,5 0,29 2,08 0600 60,0 0,45 3,67 1090 109,0 0,72 6,49 0335 33,5 2,14 0615 61,5 3,75 1120 112,0 0,74 6,67 0345 34,5 0,30 2,19 0630 63,
40、0 0,46 3,84 1150 115,0 0,76 6,84EN3049:1998 BSI 04-1999 7Table 3 Section diameter d 2 = 3,55 0,10 Code C d 1 Mass a d 1 Mass a d 1 Mass a Code nom. Tol. Code nom. Tol. Code nom. Tol. 0355 35,5 0,31 2,25 0650 65,0 0,48 3,95 1180 118,0 0,77 7,01 0365 36,5 2,31 0670 67,0 0,49 4,07 1220 122,0 0,80 7,24
41、1250 125,0 0,81 7,42 1750 175,0 1,09 10,30 2500 250,0 1,49 14,63 1280 128,0 0,83 7,59 1800 180,0 1,11 10,59 2580 250,8 1,54 15,07 1320 132,0 0,85 7,82 1850 185,0 1,14 10,88 2650 265,0 1,57 15,49 1360 136,0 0,87 8,05 1900 190,0 1,17 11,16 2800 280,0 1,65 16,36 1400 140,0 0,89 8,28 1950 195,0 1,20 11,
42、45 2900 290,0 1,71 16,94 1450 145,0 0,92 8,57 2000 200,0 1,22 11,74 3000 300,0 1,76 17,51 1500 150,0 0,95 8,86 2120 212,0 1,29 12,43 3070 307,0 1,80 17,93 1550 155,0 0,98 9,15 2180 218,0 1,32 12,78 3150 315,0 1,84 18,37 1600 160,0 1,00 9,43 2240 224,0 1,35 13,13 3350 335,0 1,95 19,53 1650 165,0 1,03
43、 9,72 2300 230,0 1,39 13,48 3550 355,0 2,06 20,68 1700 170,0 1,06 10,01 2360 236,0 1,42 13,82 a Mass kg/1000 piecesEN3049:1998 8 BSI 04-1999 Table 4 Figure 4 Section diameter d 2 = 5,30 0,13 Code D d 1 Mass a d 1 Mass a d 1 Mass a Code nom. Tol. Code nom. Tol. Code nom. Tol. 0375 37,5 0,32 5,48 0670
44、 67,0 0,49 9,26 1180 118,0 0,77 15,79 0387 38,7 5,64 0690 69,0 0,50 9,52 1220 122,0 0,80 16,31 0400 40,0 0,33 5,80 0710 71,0 0,51 9,77 1250 125,0 0,81 16,69 0412 41,2 0,34 5,96 0730 73,0 0,52 10,03 1280 128,0 0,83 17,07 0425 42,5 0,35 6,12 0750 75,0 0,53 10,29 1320 132,0 0,85 17,59 0437 43,7 6,26 07
45、75 77,5 0,55 10,61 1360 136,0 0,87 18,10 0450 45,0 0,36 6,44 0800 80,0 0,56 10,93 1400 140,0 0,89 18,61 0462 46,2 0,37 6,60 0825 82,5 0,57 11,25 1450 145,0 0,92 19,25 0475 47,5 0,38 6,76 0850 85,0 0,59 11,57 1500 150,0 0,95 19,89 0487 48,7 6,92 0875 87,5 0,60 11,89 1550 155,0 0,98 20,53 0500 50,0 0,
46、39 7,08 0900 90,0 0,62 12,21 1600 160,0 1,00 21,17 0515 51,5 0,40 7,26 0925 92,5 0,63 12,53 1650 165,0 1,03 21,81 0530 53,0 0,41 7,47 0950 95,0 0,64 12,85 1700 170,0 1,06 22,45 0545 54,5 0,42 7,66 0975 97,5 0,66 13,17 1750 175,0 1,09 23,09 0560 56,0 7,85 1000 100,0 0,67 13,49 1800 180,0 1,11 23,74 0
47、580 58,0 0,44 8,11 1030 103,0 0,69 13,87 1850 185,0 1,14 24,38 0600 60,0 0,45 8,36 1060 106,0 0,71 14,26 1900 190,0 1,17 25,02 0615 61,5 8,56 1090 109,0 0,72 14,64 1950 195,0 1,20 25,66 0630 63,0 0,46 8,75 1120 112,0 0,74 15,03 2000 200,0 1,22 26,30 0650 65,0 0,48 9,00 1150 115,0 0,76 15,41 a Mass k
48、g/1000 piecesEN3049:1998 BSI 04-1999 9 Table 5 Figure 5 Section diameter d 2 = 7,00 0,15 Code E d 1 Mass a d 1 Mass a d 1 Mass a Code nom. Tol. Code nom. Tol. Code nom. Tol. 1090 109,0 0,72 25,92 1750 175,0 1,09 40,67 2720 272,0 1,61 62,34 1120 112,0 0,74 26,59 1800 180,0 1,11 41,78 2800 280,0 1,65
49、64,13 1150 115,0 0,76 27,26 1850 185,0 1,14 42,90 2900 290,0 1,71 66,36 1180 118,0 0,77 27,93 1900 190,0 1,17 44,02 3000 300,0 1,76 68,60 1220 122,0 0,80 28,82 1950 195,0 1,20 45,14 3070 307,0 1,80 70,16 1250 125,0 0,81 29,49 2000 200,0 1,22 46,25 3150 315,0 1,84 71,95 1280 128,0 0,83 30,16 2060 206,0 1,26 47,59 3250 325,0 1,90 74,18 1320 132,0 0,85 31,06 2120 212,0 1,29 48,93 3350 335,0 1,95 76,42 1360 136,0 0,87 31,95 2180 218,0 1,32 50,27 3450 345,0 2,00 78,65 1400 140,
