1、AECMA STANDARD NORME AECMA AECMA NORM prEN 2372 Edition 2 April 1994 DIT PAR LASSOCIATION EUROPENNE DES CONSTRUCTEURS DE MATRIEL AROSPATIAL Technopolis - 175, rue Jean-Jacques Rousseau - F-92138 Issy-les-Moulineaux Cedex - Tl. (7) 47.36.98.76 Supersedes Edition 1 November 1983 ENGLISH VERSION Nuts,
2、hexagon, thin, steel, cadmium plated Aerospace series Classification : 1 100 MPa1235 OC crous hexagonaux bas, en acier, cadmis Srie arospatiale Classification : 1 100 MPa1235 OC Luft- und Raumfahrt Flache Sechskantmuttern, aus Stahl, verkadmet Klasse : 1 100 MPa1235 OC This industrial standard for t
3、he aerospace sector has It is published on yellow paper in three e It will be submitted to CEN ean Standard. AECMA Replace page 1 of the previous edition by this page Declassification approved 1994-04-29 The equivalent versions in French and German languages can be supplied by B.N.A.E. - Technopolis
4、 54 - 199, rue Jean-Jacques Rousseau 921 38 ISSY - LES - MOULINEAUX CEDEX - FRANCE aecma 1994 Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-prEN2372
5、Page 2 AECMA PREN2372 83 M LOL231L 0003037 5 M Cmtents Scope Field of application References Materials and surface treatments Required characteristics Designation Marking Technical specification Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license w
6、ith AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AECMA PREN2372 83 W 30323113 - 0003038 i W prEN2372 Page 3 A.E.C.M.A. STANDARD prEN2372 Nuts, hexagon, thin steel, cadmium plated Classification : 1100 MPa/235 OC I scope This standard specifies the character
7、istics of cadmium plated, thin, hexagonal nuts in steel. 2 Field of application These nuts are intended for use on aircraft assemblies subjected principally to shear loading. They are intended to be used with bolts of 1 I00 MPa tensile classification. The cadmium plating restricts the application to
8、 temperatures not exceeding 235 “C. 3 References IS0 5855/1, MJ - Threads - Part 1 : Basic profile. IS0 5855/2, MJ - Threads - Part 2 : Dimensions for bolts and nuts. EN2133, Cadmium plating of steels with maximum specified tensile strength equal to or less than 1450 MPa, and copper and copper alloy
9、s. EN2205, Steel FE-PL43S - 900 MPa i E m I *! O cc? O o E F- 2 18 I- I u) * r I v- x Co 2 I (D d r I o 3 X in O u) O O Lo O -. Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted with
10、out license from IHS-,-,-AECMA PREN2372 83 W 10123il 00030L11 7 W - dL c . prEN2372 Page 6 6 Designation Each nut shall only be designated as in the following example : Description block Identity block NUT Number of EN standard - = Locking holes code 1 O0 = Thread code (See table I) Where the follow
11、ing codes apply : F = with locking holes - = without locking holes NOTE : If necessary the originator code S9005 may be introduced between the description block and the identity blick. 7 Marking Each nut shall be marked at the position indicated in the figure in accordance with EN2424 according to t
12、he marking styles defined in table 2. TABLE 2 Thread code Marking style 050 to 070 080 to 160 180 to 200 I A 8 Technical specification Nuts supplied to this standard shall conform with the requirements of EN2427 l. 1) In preparation. Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
