ASD-STAN PREN 4539-1-2001 Aerospace Series Bearings Spherical Plain in Corrosion Resisting Steel with Self-Lubricating Liner Elevated Load under Low Oscillations Wide Series Dimens.pdf

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1、AECMA STANDARD NORME AECMA AECMA NORM 2001-11-30 prEN 4539-1 Edition P 1 November 2001 AECMA-STAN Gulledelle 94 8-1200 BRUXELLES PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES - STANDARDIZATION (AECMA-STAN) Gulledelle 94 - 6-1 200 BRUXELLES - Tel. (+32) 2 775 81 10 - Fax. (+32) 2 775

2、81 11 ICs: 49.035 Descriptors: ENGLISH VERSION Aerospace series Bearings, spherical plain, in corrosion resisting steel with self-lubricating liner Elevated load under low oscillations Wide series Dimensions and loads Metric series Srie arospatiale Rotules, en acier rsistant la corrosion garniture a

3、utolubrifiante charge leve sous faibles oscillations Srie large Dimensions et charges Srie mtrique Luft- und Raumfahrt Gelenklager, aus korrosionsbestndigem Stahl mit selbstschmierender Beschichtung Hohe Belastung ohne Montagenut Breite Reihe Mae und Belastungen Metrische Reihe This Herospace Series

4、“ Prestandard has been drawn up under the responsibility of AECMA-STAN (The European Association of Aerospace Industries - Standardization). It is published on green paper for the needs of the European Aerospace Industry. It has been technically approved by the experts of the concerned Domain follow

5、ing member comments. Subsequent to the publication of this Prestandard, the technical content shall not be changed to an extent that interchangeability is affected, physically or functionally, without re-identification of the standard. After examination and review by users and formal agreement of AE

6、CMA-STAN it will be submitted as a drafi European Standard to CEN (European Committee for Standardization) for formal vote. Nota - Extra copies can be supplied by B.N.A.E. - Technopolis 54 - 199, rue Jean-Jacques Rousseau - 92138 ISSY-LES-MOULINEAUX CEDEX Edition approved for publication Comments sh

7、ould be sent within six months after the date of publication to I Mechanical Domain Mr Feltham I I aecma 2001 Page 2 prEN 4539-1 : 2001 Blank page Page 3 prEN 4539-1 : 2001 1 Scope This standard specifies the characteristics of spherical plain bearing in corrosion resistant steel, with self-lubricat

8、ing liner, wide series, of elevated load under low oscillations applications. They shall be used in the temperature range - 55 OC to 163 OC. 2 Normative references This European Standard incorporates by dated or undated reference provisions from other publications. These normative references are cit

9、ed 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 amendment or revision. For undated references the latest editio

10、n of the publication referred to applies. IS0 1132-1 IS0 8075 EN 2030 EN 2132 EN 2424 EN 3161 EN 4540 Rolling bearings - Tolerances - Part 1 : Terms and definitions Aerospace - Surface treatment of hardenable stainless steel parts Steel FE-PM43 - Hardened and tempered - Bars D I 150 mm - Aerospace s

11、eries 1) Electrodeposition of chromium for engineering purposes - Aerospace series 1) Aerospace series - Marking of aerospace products Aerospace series - Steel FE-PM3801 (XSCrNiCul7-4) - Air melted - Solution treated and precipitation treated - Bar - a or D 5 200 mm - Rm 2 930 MPa 2) Aerospace serie

12、s - Bearings, spherical plain, in corrosion resisting steel with self-lubricating liner - Elevated load under low oscillations -Technical specification 2) 3 Symbols and definitions The tolerance definitions are given in IS0 I 132-1, Adrnp = Ads = ADmp = ADS = a= 4 4.1 single plane mean bore diameter

13、 deviation deviation of a single bore diameter single plane mean outside diameter deviation deviation of a single outside diameter angle of tilt of the outer ring with respect to the inner ring, the spherical surface of the outer ring being completely in contact with the inner ring. Required charact

14、eristics Configuration, dimensions, tolerances and masses See figures 1 and 2 and table 1. The dimensions are expressed in millimeters and apply after surface treatment. 4.2 Surface roughness See figures 1 and 2. The values are expressed in micrometers and apply before surace treatment. I) Published

15、 as AECMA Standard at the date of publication of this standard 2) Published as AECMA Prestandard at the date of publication of this standard Page 4 prEN 4539-1: 2001 W Figure 1 : Bearing without swaging groove, code S Figure 2 : Bearing with swaging grooves, code R Page 5 prEN 4539-1: 2001 e t 0,5 3

16、0“ Mass glpiece = 49 62 69 104 445 480 565 600 800 970 1580 - - I T nax. D,9 1 1,2 - 13 I I I I ab min. IO“ 9“ 8“ 9“ - _. 8“ - 1 O“ 25 I 25 I 32 126 I 54 d BCD Tolerances dia K N P -15 Pm Ads +3 -11 +3 -13 -0 +3 -15 40,9 53,2 56,8 14 +IO -23 453 58,l 61,8 47 60,5 64,8 54,l 67,9 72,8 60,3 74,7 78,8 6

17、3,4 82 92,8 1,5 + 13 - 28 Amp o -9 O - 11 - 13 - O - 15 * Attention should be paid to the possible indentation of the support mountings by the inner ring bearing faces. Maximum values for the user. Minimum projected surface area mm2 Starting torques N.m 293,251 343,75 432,48 1 125,72 1 361,92 1 510,

18、6 1 694 0,12 to 088 0,25 to 1 to 2 0,4 45 50 55 249.76 1 895,9 155,6 447,9 1024,7 176,2 51 2,3 1 298,7 221,2 649,3 2 390,4 a These values apply to bearings without staking groove. For bearings with staking groove, the push-out loads may be smaller than these values I The projected surface area value

19、s are given to determine for each bearing size the duty cycle loads. The duty cycles are defined in the technical specification EN 4540. Page 6 prEN 4539-1: 2001 4.4 Materials and surface treatments inner ring: steel EN 2030, hardness 55 HRC to 62 HRC Outer ring: steel EN 31 61, hardness 28 HRC to 3

20、7 HRC before swaging Liner: self-lubricating low friction wear resistant material consistent with the requirements of EN 4540 4.5 Surface treatment at the convenience of the bearing manufacturer to fulfil the requirements of the dimensional standard and of the technical specification (see is0 8075).

21、 Surface treatment on the inner ring 5 Designation EXAMPLE: Description block Identity block BEARING EN4539-I 12! ! Number of this standard Diameter code (see table I) Technology code Where the following technology codes are applied: - code A, bonded liner technology; - code 6, injected or moulded l

22、iner technology; - without code, both technologies can be used at users convenience NOTE if necessary, the code 19005 shall be placed between the des ription bio k and the identity block. 6 Marking EN 2424, style A The marking position is at the manufacturers option. Bearings ordered without technology code shall be delivered marked in accordance with its technology code. 7 Technical specification EN 4540

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