AECMA PREN 3819-1992 Aerospace Series Clearance for Wrenches and Sockets Issue P 1《航空航天系列扳手和和插座清理》.pdf

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1、CEN *PREN*38L 92 3404589 0023302 b Edition approved for publication 1992-01 -31 A. E. C. M. A. STAN DARD NORME A.E.C.M.A. A.E.C.M.A. NORM Comments should be sent within six months C8 Chairman after the date of publication decision Technopolis - 175, rue Jean-Jacques Rousseau 921 38 Issy-les-Moulinea

2、ux Cdex - FRANCE A.E.C.M.A. Mr. WILLIAMS . prEN 3819 Issue P 1 January 1992 : _ . . EDIT PAR LASSOCIATION EUROPENNE DES CONSTRUCTEURS DE MATERIEL AROSPATIAL Technopolis - 175, rue Jean-Jacques Rousseau - F-92138 Issy-les-Moulineaux Cdex -Tl. (1) 47.36.98.76 UDC : Key words : ENGLISH VERSION Aerospac

3、e series Clearance for wrenches and sockets Srie arospatiale Dgagements pour cls et douilles Luft- und Raumfahrt Platzbedarf fr Schraubwerkzeuge This .Aerospace Series. pre-standard has been drawn up under the responsibility of AECMA (Association Europenne des Constructeurs de Matriel Arospatial). I

4、t is published on green paper for the needs ofAECMA-Members. It has been technically approvedby the experts of the concerned Commission following comment by the Member countries. Subsequent to the publication of this pre-standard, the technical content shall not be changed to an extent that intercha

5、ngeability is affected, physically or functionally, without re-identification of the standard. 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 submitted as a draft European Standard to CEN (E

6、uropean Committee for Standardization) for final vote. Nota - Extra copies can be supplied by B.N.A.E. - Technopolis 54 - 199. rue Jean-Jacques Rousseau - 92138 ISSY-LES-MOULINEAUX CEDEX aecma 1992 .- Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under lic

7、ense with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-CEN *PREN*3819 92 3404589 0023103 8 prEN 3819 Page 3 1 Scope and field of application This standard defines the minimum clearance area required around nuts and bolt heads when using either double hexago

8、n box or socket wrenches defined in AECMA standard. 2 References EN 371 O, Aerospace series - Sockets, bi-hexagonal - Technical specificatibn 1 ) EN 371 1, Aerospace series - Wrench - double ended, bi-hexagonal, straight, cranked, offset 1) .-._ ! 1) Published as AECMA pre-standard at the date of pu

9、blication of the present standard LI -. . _. . . . . . . - . . - - - 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-,-,- CEN *PREN*381i 92 W 3404589 00233

10、04 T W prEN 3819 Page 4 3 Clearance for box wrench to prEN 371 1 Figure 1 JI / 7 Figure 2 J P -L - Figure 3 Table 1 Dimensions in millimetres Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking

11、permitted without license from IHS-,-,-CEN *PREN*3839 92 3404589 0023305 3 prEN 3819 Page 5 4 Clearance for socket wrench to prEN 3710 I I H Figure 4 Figure 5 Dimensions in millimetre 30,s 1) Standard serial 2) Length serial 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-,-,-

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