1、CEN PRENZSLS 49 340Y5B7 00L000b O F(NALDRAFT . EUROPEAN STANDARD prEN 2515 NORME EUROPENNE EUROPISCHE NORM September 1989 UDC : 629.7.02 : 621.827.1 : 621.85.053.004.1 Key words : Aircraft industry, flight control, rod ends, threaded ends, dimensions, static loads English version Aerospace series Ro
2、d ends, adjustable single fork and threaded shank - Dimensions and loads Srie arospatiale Embouts rglables chape simple et tige filete Dimensions et charges Luft- und Raumfahrt Einstellbare Gabelkpfe . einfach, mit Gewindeschaft Mae und Belastungen This draft European Standard has been drawn up by A
3、ECMA (Association Europenne des Constructeurs de Matriel Arospatial). It is submitted to CEN members for formal vote. If this draft becomes a European Standard, CEN members are bound to comply with the requirements of the CEN Internal. Regulations which stipulate the conditions for giving this Europ
4、ean Standard the status of a national standard without any alteration. This draft European Standard was established by CEN-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 andnotif
5、ied to CEN Central Secretariat has the same status as the official versions. CEN members are the national standards organizations of Austria, Beigium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxemburg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United K
6、ingdom. CEN European Committee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat : Rue Brderode 2, B-1 O00 Bruxelles CEN Copyright reserved to all CEN members -, Ref. Nr prEN 2515 : 1989 E prEN 251 5 Page 2 CEN PREN2515 89 = 3409589 0010007 2 Brief
7、 history This dra, European ,andard has been prepared bythe European,;sociation o (AEC MA). Aerospace h,Jnufacturers After inquiries and votes carried out in accordance with the rules of this Association, this draft has successively received the approval of the Natisnal Associations and the Official
8、 Services of the member countries of AECMA, prior to its presentation to C.E.N. (, 7 Scope and field of application 4. This standard specifies the characteristics of adjustable rod-ends consisting of a rod-end body with threaded shank consisting of: - a single fork ; CEN PREN2515 89 m 3L104587 OOIIO
9、OO!I 9 I prEN 25 15 Page 3 I .I t I i - a circumferential groove to identify location ; - an optional longitudinal groove for locking purposes. -# These rod-ends are intended for flight control rods or rods for aerospace structures. The cadmium plating restricts the application to temperature not ex
10、ceeding 235 OC. 2 References IS0 3353 IS0 585511 IS0 5855/2 EN 2133 EN 2137 EN 2438 EN 2601 Aerospace construction - Roiled threads - Runout and lead threads Aerospace - MJ Threads - Part 1 : General requirements Aerospace - MJ Threads - Part 2 : Limit dimensions for bolts and nuts Cadmium plating o
11、f steels with maximum specified tensile strength equal to or less than 1450 MPa, and copper and copper alloys - Aerospace series 1) Steel FE-PL75 - 1 1 O0 MPa G RmG 1250 MPa - Bars De 1 O0 mm -Aerospace series 1) Steel FE-PL62 - 900 MPa Rm 1 1 O0 MPa - Bars De G 40 mm - Aerospace series 1) Aerospace
12、 series - Fork ends - Technical specificiation 2) 3 Required characteristics 3.1 Dimensions - Tolerances Configuration : See figure. 3.2 Surface See figure, values before cadmium plating. 3.3 Materials Steel EN 2137 or EN 2438. . 1 ) Published as AECMA standard. 2) In preparation, Dimensions and tol
13、erances : See figure anc iable, values after cadrrjm plating. I CEN PRENZSLS 87 340Lt587 OOLOO b M p;EN 251 5 Page 4 3.4 Surface treatment Cadmium plating, except on the bore C : EN 2133,7 to 20pm except thread 5 to 10pm B-B 6reok rhorp cornerr A-A * k I Y U a Y (511 I Groove 0 = d3 min. (see IS0 58
14、5S/Z) - Incomplete threod occording to IS0 3353 NOTE : The circumferential groove and the longitudinal groove under distance M shall be painted red. Figure CEN PREN2515 89 3L(OL(589 0010010 2 m c .- v) c O v) c .- E“ i5 prEN 251 5 Page 5 CEN PREN2515 87 340q589 001001l M h L-5 prEN 251 5 Page 6 4 De
15、signation Each adjustable single fork rod-end fitting shall only be designated as in the following example : Description block ROD-END * Identity block Number of EN standard W L = size code (see table) = code for iefi hand thread with application of the following codes : L = left hand thread R = rig
16、ht hand thread NOTE : If necessary, the originator code 19005 may be introduced between the description block and identity block. -. 5 Marking In addition to the manufacturers own marking, each rod-end(see figure) and the package shall be marked, using the identity block specified in clause 4. 6 Technical specification Rod-ends supplied according to this standard shall conform with the requirements of .EN 2601. i 1 r !- c ,
