1、- AECMA PREN2357 b LOL23LL 0007392 I I Approved by COMITE DE NORMALISATION of A.E.C.M.A. 1986-08-04 A.E.C.M.A. STANDARD NORM E A.E .C.M;A. The equivalent versions in French and German languages can be supplied by B.N.A.E., 8, tue Moreau-Vauthier 92100 BOULOGNE-BILLANCOURT -FRANCE. A.E.C.M.A. NORM pr
2、EN2357 Edition 2 August 1986 Supersedes edition 1 . February 1985 UDC : 629.7.05 : 621.854 : 621.85.052.004.1 Key words : Aircraft industry, flight control, flexible cable, cable end, crimping end piece, cable tensioner, dimensions, breaking loads. ENGLISH VERSION Aerospace series Stud-ends in corro
3、sion resisting steel swaged on type, control cable Dimensions and loads Srie arospatiale Luft- und Raumfahrt Embouts tendeurs Sekchuhe mit Gewinde en acier rsistant la corrosion sertir sur cbles de commandes Dimensions et charges - aus korrosionsbestndigem Stahl zum Aufquetschen auf Steuerseiie Mae
4、und Belastungen This industrial standard for the aerospace sector has been drawn up under the responsibility of AECMA (Association Europenne des Constructeurs de Matriel Arospatial). It is published on yellow paper in three equivalent versions rEnglish, French, German). It will be submitted to CEN (
5、European Committee for Standardization) as a draft European Standard. AECMA PREN2357 b 1012311 0007393 prEN2357 Page 2 Content c 1 Scope and field of application 2 References 3 Required characteristics 4 Designation 5 Marking 6 Technical specification e e e O AECMA PREN2357 86 LOL23LL 0007394 5 m pr
6、EN2357 Page 3 1 This standard specifies the characteristics of threaded stud-ends in corrosion resisting steel, suitable for swaging onto aircraft control cables, Scope and field of application 2 References IS0 2020, Aerospace wire rope IS0 5855/1, Aerospace IS0 5855/2, Aerospace bolts and - Mechani
7、cal system parts - Preformed flexible steel for aircraft controls - Technical specification construction - MJ threads - Part 1 : Basic profile construction - MJ threads - Part 2 : Dimensions for nuts EN2465, EN2516, Aerospace series - Passivation of corrosion resistant steels 1) EN2569 , Aerospace s
8、eries - Control cable fittings and turnbarrels - Steel FE-PA11 - Softened - Bars De 1. 100 mm - Aerospace series Technical specification 1). 3 Required characteristics 3.1 Material Steel EN2465. 3.2 Surface treatment Passivation EN2516. 3.3 Dimensions - Tolerances - Loads - Mass . The configuration
9、shall correspond to the figure and the dimensions conform to the values given in the figure and the table. - shall These end fittings will preferably be manufactured from hexagonal bar (form i), but where bars of hexagonal cross section are difficult to obtain, they may be produced with milled flats
10、 (form 2). 3.4 Surface roughness See figure. 1) In preparation AECMA PREN2357 Ab LOL231L O007395 7 prEN2357 Page 4 LI a c L E .- m m ,. - !- 00 + + O m N N 7 Lo N N AECMA PREN2357 86 LOL23LL O007376 7 m: prEN2357 Page 5 m a, t c v) C O m C a, .- .- E n .- I -0 L“. Z0 I I m N Lo m I- m 2 7 Lo 7 m -+-
11、t- UJ m m d- I l N o 0. I u- m Ln *. * o- + o - W x I I I I I -=I - cisl“l N N d w- *I I m. m - c c O d . F _. . -. -. AECMA PREN2357 86 LOL23LL 0007397 O prEM2357 Page 6 4 Designation - Each threaded stud-end for swaging on to cables shall only be designated as in the following example : Descriptio
12、n block CABLE STUD-END Identity block EN2357L40S L = Thread i 40 = Cable Number of EN standard S = Length code, see table I Where the following codes are applied for the thread direction : R : right-hand thread L : left-hand thread Note : If necessary, originator code S9005 may be introduced between
13、 the description block and identity block. 5 Marking In addition to the manufacturers own marking, each threaded stud-end for swaging onto cables shall be marked (see figure) using the identity block as defined in clause 4 of this standard. The marking method is to the manufacturers option. 6 Technical specification The threaded stud-ends for swaging onto cables manufactured according to this standard shall conform with the requirements of EN2569.
