1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN 3182:2012Aerospace series Ballbearings, rigid in corrosionresisting steel cadmium plated,for control cable pulleys Dimensions and loadsBS EN 3182:2012 BRITISH STANDARDNatio
2、nal forewordThis British Standard is the UK implementation of EN 3182:2012.WARNING Ball bearings conforming to BS EN 3182:2012 havecadmium as plating material. Cadmium has been restricted and/or banned in many countries owing to environmental and healthconcerns and should not be used on new product
3、designs.Health and safety officials such as surface treatment experts servingaerospace equipment service areas or aerospace product designareas should be consulted about any concerns on using cadmium-plated parts.The UK participation in its preparation was entrusted to TechnicalCommittee ACE/12, Aer
4、ospace fasteners and fastening systems.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. The British Standards Inst
5、itution 2012. Published by BSI StandardsLimited 2012ISBN 978 0 580 75992 5ICS 49.035Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 30 April 2012.Amendments issued
6、 since publicationDate Text affectedBS EN 3182:2012EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3182 March 2012 ICS 49.035 English Version Aerospace series - Ball bearings, rigid in corrosion resisting steel cadmium plated, for control cable pulleys - Dimensions and loads Srie arospatiale -
7、Roulements billes, rigides en acier rsistant la corrosion cadmis, pour poulies de cbles de commande - Dimensions et charges Luft- und Raumfahrt - Hartkugellager aus korrosionsbestndigem Stahl, verkadmet, fr Seilrollen fr Steuerseile - Mae und Belastungen This European Standard was approved by CEN on
8、 24 September 2011. 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 such national standards
9、may be obtained on application to the CEN-CENELEC Management Centre 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 language and notifie
10、d to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,
11、Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2012
12、 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 3182:2012: EBS EN 3182:2012EN 3182:2012 (E) 2 Contents Page Foreword 31 Scope 42 Normative references 43 Definitions 44 Symbols and abbreviations 45 Required characteristics .55.1 Di
13、mensions Tolerances Clearances Loads Mass 55.2 Surface roughness 55.3 Materials .55.4 Surface treatment 56 Designation 77 Marking .88 Technical specification .8BS EN 3182:2012EN 3182:2012 (E) 3 Foreword This document (EN 3182:2012) has been prepared by the Aerospace and Defence Industries Associatio
14、n of Europe - Standardization (ASD-STAN). After enquiries and votes carried out in accordance with the rules of this Association, this Standard has received the approval of the National Associations and the Official Services of the member countries of ASD, prior to its presentation to CEN. This Euro
15、pean Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by September 2012, and conflicting national standards shall be withdrawn at the latest by September 2012. Attention is drawn to the possibility that some of the
16、 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 CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement th
17、is European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerlan
18、d, Turkey and the United Kingdom. BS EN 3182:2012EN 3182:2012 (E) 4 1 Scope This European Standard specifies the characteristics of ball bearings fitted with shields of seals, for aircraft control cable pulleys. The pulley bearings defined in this standard shall be used from 54 C to 150 C. However,
19、being lubricated with the following greases: very high pressure grease, ester type (code A), operational range 73 C to 121 C or very high pressure grease, synthetic hydrocarbons, general purpose (code B), operational range 54 C to 177 C (refer to EN 2062); their field of application when lubricated
20、with code A grease shall be limited to 121 C. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition o
21、f the referenced document (including any amendments) applies. EN 2030, Aerospace series Steel FE-PM3501 (X105CrMo17) Hardened and tempered Bar D 150 mm 1)EN 2062, Fully non-metallic body pulleys, with bearing, for control cables - Technical specification - Aerospace series 1)EN 2133, Aerospace serie
22、s - Cadmium plating of steels with specified tensile strength 1 450 MPa, copper, copper alloys and nickel alloys 3 Definitions Rigid bearings full complement (with or without cage), and one or two rows of balls. 4 Symbols and abbreviations ds = the deviation of a single bore diameter Ds = the deviat
23、ion of a single outside diameter dmp = single plane mean bore diameter Dmp = single plane mean outside diameter CS= permissible static radial load Kia = radial runout of assembled bearing inner ring Kea = radial runout of assembled bearing outer ring Sia = assembled bearing inner ring face runout wi
24、th raceway (groove) Sea = assembled bearing outer ring face runout with raceway (groove) 1) Published as ASD-STAN pre-standard at the date of publication of the present standard. BS EN 3182:2012EN 3182:2012 (E) 5 5 Required characteristics 5.1 Dimensions Tolerances Clearances Loads Mass Configuratio
25、n shall correspond with Figures 1 or 2. Dimensions shall conform with values shown in the table. Bearings can be assembled with either seals or shields. 5.2 Surface roughness Ra = 0,2 m for the raceway and rolling elements Ra = 0,8 m for the bore, side faces and cylindrical outer surface 5.3 Materia
26、ls Inner ring: Steel EN 2030, 58 HRC Outer ring: Steel EN 2030, 58 HRC Balls: Steel EN 2030, 58 HRC Shields: Corrosion resisting material Seals: Polytetrafluorethylene (PTFE), or polytetrafluorethylene (PTFE), glass fibre reinforced plastic material. 5.4 Surface treatment Cadmium plating (type of pa
27、ssivation optional), 5 to 12 m, of the inner and outer rings, the bore and raceway are not cadmium plated. Cadmium plating shall be in accordance with EN 2133. As soon as possible after plating, and within 16 hours de-embrittlement heat treatment shall be carried out at a temperature and for a time
28、(compatible with the performance requirements of the bearing) which shall be subject to written approval of the qualifying authorities. Figure 1 Code 05 without cage Code 06 with cage BS EN 3182:2012EN 3182:2012 (E) 6 Key a bearing with shields code P b bearing with seals code E c of chamfer applica
29、ble to bore and outer surface Figure 2 Code 08 to 12 with cage Code 15 without cage The process for installation of seals and shields is at manufacturers option. Table 1 Dimensions in millimetres d D C 012,0B 012,0d1 nom. Tolerances m r Mass kg/1 000Code Nominal dmp Dmp ds Ds Parts 05 5 16 5 7 7,1 0
30、 8 0 8 +2 10 +2 10 0,3 to 0,8 4 06 6 19 6 8 8,8 0 9 +2 11 9 08 8 22 10 12 10,6 20 10 10 26 12 14 13,2 30 12 12 28 14 16 15,5 +3 11 40 32 15 17 16,0 0 11 +3 14 55 15 15 32 16 18 17,7 65 BS EN 3182:2012EN 3182:2012 (E) 7 d D Axial internal clearance Radial internal clearance Diagonal clearance Axial r
31、unout max. m Radial runout max. m Starting torque mNm aPermisible static radial loadCSCode Nominal m am am ad (Sia)D (Sea)d (Kia)D (Kea) Shields Seals kN 05 5 16 8 to 16 120 40 40 25 40 1,0 1,6 6,1 06 6 19 0,6 1,0 4,5 08 8 22 500 to 1 000 1,2 1,9 9,7 10 10 26 2,4 3,7 13,8 12 12 28 3,0 4,6 19,432 3,5
32、 5,2 25,215 15 32 8 to 22 5,0 8,5 42,3 aMeasured on ball bearing not fitted on pulley. 6 Designation Each bearing shall only be designated as in the following example: Description blockBEARING Identity blockEN 3182 A 12 16 E Number of this Standard E = code for type with seals A = code for ester typ
33、e grease 16 = width B of inner ring in mm (see table) 12 = diameter code d (see Table 1) Where the following codes are applied: Greases Types A = ester type grease E = with seals B = synthetic hydrocarbon type grease P = with shields NOTE If necessary, the originator code S 9005 may be introduced be
34、tween the description block and the identity block. BS EN 3182:2012EN 3182:2012 (E) 8 7 Marking In addition to the manufacturers own marking, each bearing shall be marked, on one side face only using the identity block as defined in clause 7 of this standard. Marking position and method are at the m
35、anufacturers option. 8 Technical specification Bearings supplied to this standard shall conform with the requirements of EN 2062. This page deliberately left blankBSI is the independent national body responsible for preparing British Standards and other standards-related publications, information an
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