ASD-STAN PREN 4265-2010 Aerospace series Bearing spherical plain metal to metal in corrosion resisting steel Wide series Dimensions and loads Inch series (Edition P 2)《航空航天系列 耐蚀钢制金.pdf
《ASD-STAN PREN 4265-2010 Aerospace series Bearing spherical plain metal to metal in corrosion resisting steel Wide series Dimensions and loads Inch series (Edition P 2)《航空航天系列 耐蚀钢制金.pdf》由会员分享,可在线阅读,更多相关《ASD-STAN PREN 4265-2010 Aerospace series Bearing spherical plain metal to metal in corrosion resisting steel Wide series Dimensions and loads Inch series (Edition P 2)《航空航天系列 耐蚀钢制金.pdf(13页珍藏版)》请在麦多课文档分享上搜索。
1、ASD-STAN STANDARD NORME ASD-STAN ASD-STAN NORM prEN 4265 Edition P 2 June 2010 PUBLISHED BY THE AEROSPACE AND DEFENCE INDUSTRIES ASSOCIATION OF EUROPE - STANDARDIZATIONAvenue de Tervuren, 270 - B-1150 Brussels - Tel. 32 2 775 8126 - Fax. 32 2 775 8131 - www.asd-stan.orgICS: Supersedes edition P 1 of
2、 November 1996 Descriptors: ENGLISH VERSION Aerospace series Bearing spherical plain, metal to metal in corrosion resisting steel Wide series Dimensions and loads Inch series Srie arospatiale Rotules lisses, mtal mtal en acier rsistant la corrosion Srie large Dimensions et charges Sries en inches Lu
3、ft- und Raumfahrt Gelenklager, Metall auf Metall aus korrosionsbestndigem Stahl Breite Reihe Mae und Belastungen Inch Reihe This “Aerospace Series“ Prestandard has been drawn up under the responsibility of ASD-STAN (The AeroSpace and Defence Industries Association of Europe - Standardization). It is
4、 published for the needs of the European Aerospace Industry. It has been technically approved by the experts of the concerned Domain following member comments. Subsequent to the publication of this Prestandard, the technical content shall not be changed to an extent that interchangeability is affect
5、ed, physically or functionally, without re-identification of the standard. After examination and review by users and formal agreement of ASD-STAN, it will be submitted as a draft European Standard (prEN) to CEN (European Committee for Standardization) for formal vote and transformation to full Europ
6、ean Standard (EN). The CEN national members have then to implement the EN at national level by giving the EN the status of a national standard and by withdrawing any national standards conflicting with the EN. Edition approved for publication 30 June 2010 Comments should be sent within six months af
7、ter the date of publication to ASD-STAN Mechanical Domain Copyright 2010 by ASD-STAN prEN 4265:2010 (E) 2 Contents Page Foreword2 1 Scope 3 2 Normative references 3 3 Terms and definitions .4 4 Symbols and abbreviations 4 5 Requirements.4 6 Designation . 13 7 Marking 13 8 Technical specification 13
8、Foreword This standard was reviewed by the Domain Technical Coordinator of ASD-STANs Mechanical Domain. After inquiries and votes carried out in accordance with the rules of ASD-STAN defined in ASD-STANs General Process Manual, this standard has received approval for Publication. prEN 4265:2010 (E)
9、3 1 Scope This standard specifies the characteristics of spherical plain bearings, metal to metal, in corrosion resisting steel, passivated, wide series, inch series for aerospace applications. They are intended for use in fixed or moving parts of the aircraft structure and their control mechanisms.
10、 They shall be used in the temperature range 54 C to 150 C. As they are lubricated by means of the following greases: Code A: Grease as per MIL-PRF-23827C, operating temperature range 73 C to 121 C Code B: Grease as per MIL-PRF-81322G, operating temperature range 54 C to 177 C. The range of applicat
11、ion for bearings lubricated with grease per code A is limited to 121 C. In both cases the spherical surface of the outer or inner ring have to be provided with a dry-film lubricant as per MIL-PRF-46010F or equivalent (anti-seizing protection). The slide hole treatment either at the outer ring or inn
12、er ring. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2030, Steel FE
13、-PM43, Hardened and tempered Bars D 150 mm Aerospace series 1)EN 2337, Aerospace series Spherical plain bearings Technical specification EN 2424, Aerospace series Marking of aerospace products EN 3161, Aerospace series Steel FE-PM3801 (X5CrNiCu17-4) Air melted Solution treated and precipitation trea
14、ted Bar a or D 200 mm Rm 930 MPa ISO 1132-1, Rolling bearings Tolerances Part 1: Terms and definitions ISO 8075, Aerospace Surface treatment of hardenable stainless steel parts TR 4475, Aerospace series Bearings and mechanical transmissions for airframe applications Vocabulary 2)MIL-PRF-23827C, Grea
15、se Aircraft and instrument Gear and actuator screw NATO code number G-354 3)MIL-PRF-46010F, Lubricant Solid film Heat cured Corrosion inhibiting 3)MIL-PRF-81322G, Grease Aircraft General purpose Wide temperature range NATO code number G-395 3)1) Published as ASD-STAN Standard at the date of publicat
16、ion of this standard by Aerospace and Defence Industries Association of Europe-Standardization (ASD-STAN), (www.asd-stan.org). 2) Published as ASD-STAN Technical Report at the date of publication of this standard by Aerospace and Defence Industries Association of Europe-Standardization (ASD-STAN), (
17、www.asd-stan.org). 3) Published by: Department of Defense (DoD), http:/www.defenselink.mil/. prEN 4265:2010 (E) 4 3 Terms and definitions For the purposes of this document, the terms and definitions given in TR 4475 apply. 4 Symbols and abbreviations Symbols of limit deviations are in accordance wit
18、h definitions of ISO 1132-1. is the maximum angle of tilt of the outer ring with respect to the inner ring, with the spherical surface of the outer ring being completely in contact with the inner ring; Ca is the permissible static axial load; Cs is the permissible static radial load; dmp is the sing
19、le plane mean bore diameter deviation; Dmp is the single plane mean outside diameter deviation; ds is the deviation of a single bore diameter; Ds is the deviation of a single outside diameter; 5 Requirements 5.1 Configuration, dimensions, tolerances and mass According to Figures 1 and 2 and Table 1.
20、 Dimensions and tolerances are expressed in millimetres (inches). Values apply after to surface treatment. 5.2 Surface roughness In accordance with Figures 1 and 2. Values in micrometres (micro inches), apply prior to surface treatment. 5.3 Material Inner ring : According to EN 2030, hardness 55 HRC
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