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本文(ASD-STAN PREN 2911-1986 Aerospace Series Shank Nuts Self Locking Flange Restrained in Heat Resisting Steel FE-PA92HT (A286) Silver Plated Classification 1100 MPa 650 Degrees Celsiu.pdf)为本站会员(fuellot230)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

ASD-STAN PREN 2911-1986 Aerospace Series Shank Nuts Self Locking Flange Restrained in Heat Resisting Steel FE-PA92HT (A286) Silver Plated Classification 1100 MPa 650 Degrees Celsiu.pdf

1、I I, -. . A.E,C.M.A. STANDARD NORM E A.E. C. M .A. A.E.C.M.A. NORM prEN2911 Issue P 1 May 1986 EDITE PAR LASSOCIATION EUROPENNE DES CONSTRUCTEURS DE MATRIEL AEROSPATIAL 88, boulevard Malesherbes, 75008 PARIS -TL. 45-63-82-85 UDC : Key words : ENGLISH VERSION Aerospace series Shank nuts, self locking

2、, flange restrained, in heat resisting steel FE-PA92HT (A286) silver plated Classification : 1 I O0 MPa/650 OC Srie arospatiale crou sertir, auto-freinant, en acier rsistant chaud FE-PA92HT (A286) argent Classification : 11 O0 MPa/650 OC Luft- und Raumfahrt Einnietmuttern, selbstsichernd, aus hochwa

3、rmfestem Stahl FE-PA92HT (A286) versilbert Klasse : 11 O0 MPa/650 OC This standard is initially published on green paper for the needs of AECMA-Members (Association Europenne des Constructeurs de Matriel Arospatial). It has been technically approved by the experts of the concerned AECMA Commission f

4、ollowing comment by the manufacturers of the Member countries. After examination and signature of the AECMA Standard Checking Centre (NPS) and formal agreement of the Official Services of the Member countries it will be published in its final version on yellow paper as an AECMA Standard. Nota - Extr

5、a copies can be supplied by B.N.A.E. - 8, rue Moreau-Vauthier - 92100 BOULOGNE-BILLANCOURT I Comments should be sent within six months C8 Chairman I after the date of publication decision Edition approved for publication 15 May 1986 A.E.C.M.A. 88, Bd. Malesherbes Mr WILLIAMS 75008 PARIS - FRANCE aec

6、ma 1986 prEN2911 Page 3 Issue PI 1 Scope and field of application This standard specif ies the dimensions of self-locking, silver-coated shank nuts with MJ- thread, of heat resisting steel FE-PA92-HT, for aerospace applications at a maximum temperature of 650 OC. 2 References EN2399 Heat resisting s

7、teel FE-PA92-HT; Rm-900 MPa, bars for forged bolts DG25 mm - Aerospace series EN2424 Identification marking of standard fasteners - Aerospace series EN2786 Aerospace series - Electrolytic deposition of silver on metals (1) EN3004 Aerospace series - Nuts, self-locking, material FE-PA92-HT, classifica

8、tion 1100 MPa/650 OC; Technical specifications (1) IS05855/1 Aerospace construction - MJ threads - Part 1: Basic profile iSO5855/2 Aerospace construction - MJ threads - Part 2: Dimensions for bolts and nuts IS08788 Aerospace Fasteners - Tolerances of form and position for nuts (1) 3 Required charact

9、eristics 3.1 Material Heat resisting steel FE-PA92-HT according to EN2399 3.2 Configuration - Dimensions - Tolerances - Masses Configuration, dimensions, tolerances (2) and masses shall be in conformity with the values in the figure and in table. Dimensions are after coating. 3.3 Surface treatment S

10、ilver coat to EN2786, coating thickness 5 to 15 /um. On nuts MJ6 and larger, the coating thickness shall be not less than 5 /um, measured at the pitch diameter. Nuts MJ5 and smaller shall show complete coating coverage on the threads. i : - 3.4 Thread surface Thread surface will be achieved by norma

11、l methods of manufacture. Previous page is blank (i) in preparation (2) In conformity with IS08788 for tolerances of form and position I AE-C-NA PRENZILL Bb it032311 0004i.107 b M Thread CJ P E H L C T 2 t0,l o Diarne ter D %,i o -0,l h13 h14 TOI. + -0,l +0,25 rnax. code 050 fdJ 50, -4li6H 7 5,2 6,5

12、 13 7 1,8 t0,10 9,5 2,4 8,5 060 MJ 6x1 -4H5H O 6,2 7,5 14 8 1,8 t0,lO 10,5 2,4 9,5 070 MJ 7x1 -4H51-I 9 7,2 8,5 16 9 2,8 t0,lO 11,5 3,4 10,5 O80 MJ 8x1 -4H51-I 10 ,2 9,5 17 10 3,2 :0,15 12,5 3,9 11,5 prEN2911 Page 4 Issue PI Mass - kg/lUUU parts 2,70 3,35 4,16 5;40 o 13 A Bearing surface may be flat

13、 or concav, WnIbut shall not be convex. Figure - Configuration Table - Dimensions and masses AECMA PREN2911 Bb W LOI12311 OOL1408 B -2 Description block prEN2911 Page 5 Issue PI Identity block 4 Designation 5 Marking The shank nuts shall be marked according to EN2424, class A. 6 Technical specification The shank nuts shall conform with the requirements of EN3004 (1). (1) In preparation

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