1、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS ISO 3031:2000 ICS 21.1
2、00.20 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Rolling bearings Thrust needle roller and cage assemblies, thrust washers Boundary dimensions and tolerancesThis British Standard, having been prepared under the direction of the Engineering Sector Committee, was published
3、under the authority of the Standards Committee and comes into effect on 15 November 2000 BSI 11-2000 ISBN 0 580 36701 0 BS ISO 3031:2000 Amendments issued since publication Amd. No. Date Comments National foreword This British Standard reproduces verbatim ISO 3031:2000 and implements it as the UK na
4、tional standard. It supersedes BS 5773: Part 4: 1980 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee MCE/7, Rolling bearings, which has the responsibility to: aid enquirers to understand the text; present to the responsible international/European comm
5、ittee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this committee can be obtained on request to its secretary. Cross-refe
6、rences The British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Cata
7、logue. 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 immunity from legal obligations. Summary of pages This document com
8、prises a front cover, an inside front cover, the ISO title page, pages ii and iii, a blank page, pages 1 to 6, an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued.Referencenumber ISO3031:2000(E) INTERNATIONAL STANDARD
9、 ISO 3031 Thirdedition 2000-08-01 RollingbearingsThrustneedlerollerand cageassemblies,thrustwashers Boundarydimensionsandtolerances RoulementsCagesaiguillesaxialesetrondellesdebute DimensionsdencombrementettolrancesISO3031:2000(E) ii ISO3031:2000(E)iii Foreword ISO(theInternationalOrganizationforSta
10、ndardization)isaworldwidefederationofnationalstandardsbodies(ISO memberbodies).TheworkofpreparingInternationalStandardsisnormallycarriedoutthroughISOtechnical committees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeenestablishedhas therighttoberepresentedonthatcommittee.Internat
11、ionalorganizations,governmentalandnon-governmental,in liaisonwithISO,alsotakepartinthework.ISOcollaboratescloselywiththeInternationalElectrotechnical Commission(IEC)onallmattersofelectrotechnicalstandardization. InternationalStandardsaredraftedinaccordancewiththerulesgivenintheISO/IECDirectives,Part
12、3. DraftInternationalStandardsadoptedbythetechnicalcommitteesarecirculatedtothememberbodiesforvoting. PublicationasanInternationalStandardrequiresapprovalbyatleast75%ofthememberbodiescastingavote. AttentionisdrawntothepossibilitythatsomeoftheelementsofthisInternationalStandardmaybethesubjectof paten
13、trights.ISOshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights. InternationalStandardISO3031waspreparedbyTechnicalCommitteeISO/TC4,Rollingbearings,Subcommittee SC5,Needlerollerbearings. Thisthirdeditioncancelsandreplacesthesecondedition(ISO3031:1979),whichhasbeentechnicallyrevised,in par
14、ticularwiththeadditionofthespecificationforcheckingandcheckinggaugedimensions.INTERNATIONALSTANDARD ISO3031:2000(E)1 RollingbearingsThrustneedlerollerandcageassemblies, thrustwashersBoundarydimensionsandtolerances 1 Scope ThisInternationalStandardspecifiestheboundarydimensionsandtolerancesforthrustn
15、eedlerollerandcage assemblies.Furthermore,itrecommendsdimensionsandtolerancesforthrustwashers,i.e.racewaymembers, whichcanbeusedeitherasshaftorhousingwashers. 2 Normativereferences Thefollowingnormativedocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsof thisInternationa
16、lStandard.Fordatedreferences,subsequentamendmentsto,orrevisionsof,anyofthese publicationsdonotapply.However,partiestoagreementsbasedonthisInternationalStandardareencouragedto investigatethepossibilityofapplyingthemostrecenteditionsofthenormativedocumentsindicatedbelow.For undatedreferences,thelatest
17、editionofthenormativedocumentreferredtoapplies.MembersofISOandIEC maintainregistersofcurrentlyvalidInternationalStandards. ISO286-2:1988,ISOsystemoflimitsandfitsPart2:Tablesofstandardtolerancegradesandlimitdeviationsfor holesandshafts. ISO1132-1:2000,RollingbearingsTolerancesPart1:Termsanddefinition
18、s. ISO3096:1996,RollingbearingsNeedlerollersDimensionsandtolerances. ISO5593:1997,RollingbearingsVocabulary. ISO15241 1) ,RollingbearingsSymbolsforquantities. 3 Termsanddefinitions ForthepurposesofthisInternationalStandard,thetermsanddefinitionsgiveninISO1132-1andISO5593apply. 1)Tobepublished.ISO303
19、1:2000(E) 2 4 Thrustneedlerollerandcageassemblies 4.1 Symbols ForthepurposeofthisInternationalStandard,thesymbolsgiveninISO15241apply. Thesymbols(exceptthosefortolerances)showninFigure1andthevaluesgiveninTable1denotenominal dimensionsunlessspecifiedotherwise. Figure1Thrustneedlerollerandcageassembly
20、 D c outsidediameterofcage D csmax largestsingleoutsidediameterofcage V Dcs variationofoutsidediameterofcage d c borediameterofcage d csmin smallestborediameterofcage V dcs variationofborediameterofcage D w diameterofneedlerollerISO3031:2000(E)3 4.2 Dimensionsandtolerances Dimensionsandtolerancesoft
21、hrustneedlerollerandcageassembliesaregiveninTable1. Table1Dimensionsandtolerancesofthrustneedlerollerandcageassemblies Dimensionsinmillimetres,tolerancesinmicrometres d c Tolerancesfor d csmin a V dcs max. D c Tolerancesfor D csmax b V Dcs max. D w c high low high low 6+95+207519 110 320 210 2 7 +11
22、5 +25 90 20 110 320 210 2 8 +115 +25 90 21 110 320 210 2 9 +115 +25 90 22 110 320 210 2 10 +115 +25 90 24 110 320 210 2 12 +142 +32 110 26 110 320 210 2 14 +142 +32 110 27 110 320 210 2 15 +142 +32 110 28 110 320 210 2 16 +142 +32 110 29 110 320 210 2 17 +142 +32 110 30 110 320 210 2 18 +142 +32 110
23、 31 120 370 250 2 20 +170 +40 130 35 120 370 250 2 22 +170 +40 130 37 120 370 250 2 25 +170 +40 130 42 130 380 250 2 28 +170 +40 130 45 130 380 250 2 30 +170 +40 130 47 130 380 250 2 32 +210 +50 160 49 130 380 250 2 35 +210 +50 160 52 140 440 300 2 40 +210 +50 160 60 140 440 300 3 45 +210 +50 160 65
24、 140 440 300 3 50 +210 +50 160 70 150 450 300 3 55 +250 +60 190 78 150 450 300 3 60 +250 +60 190 85 170 520 350 3 65 +250 +60 190 90 170 520 350 3 70 +250 +60 190 95 170 520 350 4 75 +250 +60 190 100 170 520 350 4 80 +250 +60 190 105 180 530 350 4 85 +292 +72 220 110 180 530 350 4 90 +292 +72 220 12
25、0 180 530 350 4 100 +292 +72 220 135 200 600 400 4 110 +292 +72 220 145 210 610 400 4 120 +292 +72 220 155 210 610 400 4 130 +335 +85 250 170 230 630 400 5 140 +335 +85 250 180 230 630 400 5 150 +335 +85 250 190 240 700 460 5 160 +335 +85 250 200 240 700 460 5 a Thevaluesinthistablegivethelimitsofth
26、edifferencebetweend csmin andd c . b ThevaluesinthistablegivethelimitsofthedifferencebetweenD csmax andD c . c Forneedlerollerdiametervaluesandgauges,seeISO3096.ISO3031:2000(E) 4 4.3 Checkingandcheckinggaugedimensions Borediameterandoutsidediameterofafreethrustneedlerollerandcageassemblymaybegaugedw
27、ithGOand NOTGOgauges. Forborediameterd c theGOpluggaugesizeisequaltothelowlimitofd csmin ,theNOTGOpluggaugesizeis equaltothehighlimitofd csmin . ForoutsidediameterD c theGOringgaugesizeisequaltothehighlimitofD csmax ,theNOTGOringgaugesizeis equaltothelowlimitofD csmax . NOTE1 Whilepluggaugesandringg
28、augesareeffectivetoolsforcheckingdimensionsofthrustneedlerollerandcage assemblies,othersuitablegaugingormeasuringpracticesmaybeemployed. NOTE2 Needlerollergradeshouldbeagreedbetweencustomerandsupplier. 5 Thrustwashers 5.1 Symbols ForthepurposeofthisInternationalStandard,thesymbolsgiveninISO15241appl
29、y. Thesymbols(exceptthosefortolerances)showninFigure2andthevaluesgiveninTable2denotenominal dimensionsunlessspecifiedotherwise. Figure2Thrustwasher D outsidediameterofthrustwasher D smax largestsingleoutsidediameterofthrustwasher V Ds variationofoutsidediameterofthrustwasher d borediameterofthrustwa
30、sher d smin smallestsingleborediameterofthrustwasher V ds variationofborediameterofthrustwasher s thicknessofthrustwasher 5.2 Dimensionsandtolerances DimensionsandtolerancesofthrustwashersaregiveninTable2.ISO3031:2000(E)5 Table2Dimensionsandtolerancesofthrustwashers Dimensionsinmillimetres,tolerance
31、sinmicrometres d Tolerancesfor d s min a V ds max. D Tolerancesfor D smax b V Ds max. s c high low high low seriesa seriesb 6 +140 +20 120 19 40 370 330 0,8 1 7 +175 +25 150 20 40 370 330 0,8 1 8 +175 +25 150 21 40 370 330 0,8 1 9 +175 +25 150 22 40 370 330 0,8 1 10 +175 +25 150 24 40 370 330 0,8 1
32、12 +212 +32 180 26 40 370 330 0,8 1 14 +212 +32 180 27 40 370 330 0,8 1 15 +212 +32 180 28 40 370 330 0,8 1 16 +212 +32 180 29 40 370 330 0,8 1 17 +212 +32 180 30 40 370 330 0,8 1 18 +212 +32 180 31 50 440 390 0,8 1 20 +250 +40 210 35 50 440 390 0,8 1 22 +250 +40 210 37 50 440 390 0,8 1 25 +250 +40
33、210 42 50 440 390 0,8 1 28 +250 +40 210 45 50 440 390 0,8 1 30 +250 +40 210 47 50 440 390 0,8 1 32 +300 +50 250 49 50 440 390 0,8 1 35 +300 +50 250 52 60 520 460 0,8 1 40 +300 +50 250 60 60 520 460 0,8 1 45 +300 +50 250 65 60 520 460 0,8 1 50 +300 +50 250 70 60 520 460 0,8 1 55 +360 +60 300 78 60 52
34、0 460 0,8 1 60 +360 +60 300 85 72 612 540 0,8 1 65 +360 +60 300 90 72 612 540 0,8 1 70 +360 +60 300 95 72 612 540 0,8 1 75 +360 +60 300 100 72 612 540 0,8 1 80 +360 +60 300 105 72 612 540 0,8 1 85 +422 +72 350 110 72 612 540 0,8 1 90 +422 +72 350 120 72 612 540 0,8 1 100 +422 +72 350 135 85 715 630
35、1 110 +422 +72 350 145 85 715 630 1 120 +422 +72 350 155 85 715 630 1 130 +485 +85 400 170 85 715 630 1 140 +485 +85 400 180 85 715 630 1 150 +485 +85 400 190 100 820 720 1 160 +485 +85 400 200 100 820 720 1 a Thevaluesinthetablegivethelimitsofthedifferencebetweend smin andd. b Thevaluesinthetablegi
36、vethelimitsofthedifferencebetweenD smax andD. c Toleranceaccordingtotoleranceclassjs12inISO286-2ISO3031:2000(E) 6 5.3 Checkingandcheckinggaugedimensions BorediameterandoutsidediameterofafreethrustwashermaybegaugedwithGOandNOTGOgauges. ForborediameterdtheGOpluggaugesizeisequaltothelowlimitofd smin ,t
37、heNOTGOpluggaugesizeisequal tothehighlimitofd smin . ForoutsidediameterDtheGOringgaugesizeisequaltothehighlimitofD smax ,theNOTGOringgaugesizeis equaltothelowlimitofD smax . NOTE Whilepluggaugesandringgaugesareeffectivetoolsforcheckingdimensionsofthrustwashers,othersuitable gaugingormeasuringpractic
38、esmaybeused.BS ISO 3031:2000 BSI 389 Chiswick High Road London W4 4AL | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
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