1、I I -. - - A. E. C. Ni. A. STAN DAR O prEN 2603 NORME A.E.C.M.A. ISSUU P 1 A.E.C.M.A. NORM November 1987 EDITE PAR LASSOCIATION EUROPEENNE DES CONSTRUCTEURS DE MAIFRIEL AiEROaPArlAL 88. Iiaiiliwwl Mulesfilvliec. 75008 PARIS . TEL 45.63 82 85 UUi; : 621.643.06 : U29.7 Key words . Aircraft indirstry -
2、 Straight iiielric-size unions e Port end - Diiriensionc I ENULISH VERSION :r I - Not.i . Exirii IXJHS i:iii II#! siipiliirl by N A E d. rue Mirt!iiii V:tiiiliii?r 92100 BOULOGNE HILLANCOUIII I Edition approvcd for piililication Coiriiwnts slioiilil III! si!lit wiliiii SIX iiiciiillis C 4 Clwirinaii
3、 - dit-: i111t tlitii! 01 I)iihliciciioii ditcision A E.C.M A 88, tl. Maleslierbec Mr STAIB 2 Novenibei 1987 75008 PARIS . FSANCE Aerospace series Straight metric-size unions with locking ring Port end Dimensions Srie arospatiale Raccords droits mtriques avec bague de scuritb Extrmit iniplanthe Dime
4、nsions Luft- und Raumfahrt Gerade metrische Verschrniibiing mit Sicherung sri ii y Einschritubzapfoii Abmessungoii This (Aerospace Series. pre-standard has been drawn up under the rt?spatisibrltr y VI At CMA (Association Europenne des Constructeurs dc Marriel Arospatialj. It IS publrslre!cl oti yree
5、ii paper for the needs of AECMA- Men.bers. It tins been technically approvedby toe experts of the corice:ti.v! AECMA Cornmission followiiig coinmerit by th Memher countries. Subsequent to the public;rt;on of this pre-standard, tho ie:titicil coriter!l stir .* iio be clittryt?d to iit) extent that ir
6、iterchatigeahility is affected. physically or lunctroiilly. wrttioiit r-i(lf!tittliiiiii of !lit: standard. Alter exatnitintion and srgtiatwe of th AECMA Statitlard Cieckirig Cetitre :iIPSI :trl (,-iwl ;igretmoitt of t!it? ffici;ii Serviws of the Mcmtw cociittries it will LS siihinitttc! as il drat!
7、 Ei11 (.ljl. .III Siancl,ird In CEN (Europeair Ctitntnittet. for Snnrlilrtiizi:;on/ for frirai vote - -_ _. AECMA PREN2b03 87 LOL2333 0003683 T Issue P 1 j! . Previous . page 2 . is blank prEN 2603 Page 3 Dimensional D1 Port Nominal tube diameter cxie Theoretical 8O30 union 249 union 60 union 2) EN
8、2604 EN 2605 EN 2606 077 7.75 - MJ 6 x 1.00 05 - 05 04 -ose _._ 9,80 MJ 8 x 1,OO 06- - -.I- 06 06 -136- 13,65 MJ 12 xr,25 lo- 10 08 08 08 - 125 12,55 MJ 10 x 1,OO - 153 15,30 - MJ 14 x 1.50 12 12 10 17,05 MJ 16 x 1,50 14 14 12 23-, 15 MJ 22 x 1,5O 20 20 253 25,30 MJ 24 x 1,50 22 - 295 29,50 MJ 27 x
9、1,50 25 25 - 320 32,05 MJ 30 x 1,50 28 - - - -.-_ _ - - 14 21,45 MJ 20 x 1,50 18 - 16 18 20 - - - _ 19,20 MJ 18 y. 1,50 16 16 ,- 1 i; I- - - 350 35 , 05 MJ 33 x 1,50 32 1 Scope and field of application 38 1 38,IO 452 45,qO i This standard specifies the dimensional characteristics of the port end of
10、. -0 straight metric-sire unions and locking ring assembly with elastomer O-rings _. . 8 for use on aerospace equipment. This standard applies to all straight metric-size unions with locking ring w. I installed in ports defined by standard EN 2602 and from standard EN 2607, ._ 1. . Dimensions in mi
11、II ime t res MJ 36 x 1,50 - 32 - , aJ 42 x 2,OO - 40 - 2 References IS0 1101 - Technical drawings - Geometrical tolerancing - Tolerancing of form, orientation, location and run-out - Generalities, definitions, symbols, indications on drawings IS0 1302 -Technical drawings - Method of indicating surfa
12、ce texture on drawings IS0 5855/1 - Aerospace construction - MJ Threads - Part 1 - Basic profile IS0 5855/3 - Aerospace - MJ Threads - Part 3 : Dimensions for fittings for fluid systems 11 EN 2602 -Aerospace series - Ports for installation of straight metric-size unions with locking ring - Dimension
13、s EN 2604 -Aerospace series - Straight metric-size unions with locking ring - 8O30 union interface - Dimensions EN 2605 -Aerospace series - Straight metric-size unions with locking ring - 240 union interface - Dimensions EN 2606 -Aerospace series - Straight metric-size unions with locking ring - GOo
14、 union interface - Dimensions 1) EN 2607 -Aerospace series - Straight metric-size unions with locking ring - Configuration - O-ring dimensions EN2645 - Aerospace series - Straight metric-site unions with locking ring - Locking ring - Dimensions 3 Required characteristics i) In preparation 2) Special
15、 thread. See EN 2602. .d - .-. AECMA PREN2603 87 LOL23LL - - 0003682 - L T- Issue P 1 prEN 2603 Page 4 Dl L6 L7 L min. 0,35 max. O,l5 7.10 8,95 11,35 0,75 9,05 9,75 12,75 0,88 11,W 11,45 i3,55 1,90 12,79 11,30 14,15 1,04 14,38 12,OO 14,OO 1,12 16,36 32,55 14,35 0,8C 18,37 13,20 14,lO 0,99 20,38 14,?
16、5 15,15 1,33 22,38 14,50 15,25 0,91 24,36 15,50 15,lO 1,15 30,37 18,45 14,lO 2,16 33,37 1?,50 14,35 2,16 36,36 120,65 17,80 2,25 41.65 125.00 118.50 14.73 27835 18810 Ut70 2,81 3.2 Dimensions Note : (1 J fmctional dimensioning of the conical sealing surface Lockingring(EN 2645) LI ;.k- CI - (2) befo
17、re installation L14 LI6 +0,50 +0,15 o -0,lO 7,95 3,OO 8,60 3,OO 9,30 3,OO 10,OO 3,OO 10,65 3,OO 11,30 3,OO 12,OO 3,OO 12,70 3,OO 13,35 3,OO 14,OO 3,OO 16,05 3,OO 17,05 3,OO 18,lO 3,OO 120.00 13.00 15,05 3,OO dhns iona 1 code re L ical 07 7 058 125 136 153 192 2 14 231 253 295 320 350 381 452 170 t,7
18、5 9,80 12,55 13,65 15,30 19,20 21,45 23,15 25,30 29,50 32,05 35,05 38,lO 45,20 17,05 DT 4h6h 2,53 4,LO 6,lO 7,70 9,OO 10,70 12,50 14,20 15,90 17,65 20,20 22,80 25,40 27,95 32,55 KI 6 X 1,OO W 8 x 3,OO w 10 x 1,oo W 12 x 1,25 PJ i4 x 1,50 MJ 16 X 1,50 KI 18 X 1,50 W 20 x 1,50 KI 22 x 1,50 W 24 x 1,50
19、 K1 27 x 1.50 KI 30 x 1,SO MJ 33 x 1,50 Ml 36 x 1,50 iJ 42 x 2,OO 4,50 6,50 8,50 10,20 13,50 15,90 17,90 19,90 21,90 24,90 27,90 30,90 33,90 39,25 11,40 Figure Table 2 -0.05 4,20 6,?0 8,20 11,60 13,60 15,60 17,60 19,60 21,60 24,60 27,60 30,60 33,60 39,OO 9,90 I D7 : Thread in compliance with IS0 585
20、5/1 and 3 - .- Nut end dependent on type of unions used - .- - AECMA PRENZb03 87 U LOL23Ll 0003b83 3 U - - -. -_. -. - . - . - I 3.3 Surface roughness 3 * 2/ See IS0 1302. Unless otherwise specified v c 3.4 Form and position tolerances See IS0 1101. Issue P 1 prEN 2603 Page 5 4 Designation Each port end shall only be designated as in the following example : Identity block I Description block Number of EN standard 1 Dimensional code (see table 2) Note : If necessary the originator code S9005 may be introduced between descrilttion block and identity block. . ! .
