1、AECMA PRENS3382 91 W LOL23LL 0007L5L L W A. E. C. M .A. STAN DARD NORME A.E.C.M.A. A.E.C.M.A. NORM prEN 3382 Issue P 1 September 1991 DIT PAR LASSOCIATION EUROPENNE DES CONSTRUCTEURS DE MATRIEL AROSPATIAL Technopolis - 175, rue Jean-Jacques Rousseau - F-92138 Issy-les-Moulineaux Cdex -Tl. (1 ) 47.36
2、.98.76 UDC : Key words : ENGLISH VERSION Aerospace series Rings retaining, internai, axial mounting, steel, phosphated Srie arospatiale Luft- und Raumfahrt Anneaux darrt, montage axial, Sicherungsringe, type intrieur, . axial in Bohrungen montierbar, . en acier, phosphats aus Stahl, phosphatiert Thi
3、s Aerospace Series. pre-standard has been drawn up under the responsibility of AECMA (Association Europenne des Constructeurs de Matriel Arospatial). It is published on green paper for the needs of AECMA-Members. It has been technically approved by the experts of the concerned Commission following c
4、omment by the Member countries. Subsequent to the publication of this pre-standard, the technical content shall not be changed to an extent that interchangeability is affected, physically or functionally, without re-identification of the standard. After examination and signature of the AECMA Standar
5、d 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 (European Committee for Standardization) for final vote. Nota - Extra copies can be supplied by B.N.A.E. - Technopolis 54 - 199, rue Jean-Jacques Rou
6、sseau - 92138 ISSY-LES-MOULINEAUX CEDEX Edition approved for publication . Comments should be sent within six months C3 Chairman after the date of publication decision A.E.C.M.A. Technopolis - 175, rue Jean-Jacques Rousseau 921 38 Issy-les-Moulineaux Cdex - FRANCE Mr. ARENA 1991-09-27 0 aecma 1991 -
7、 AECMA PREN*3382 91 LOL23LL 0007L5S 3 prEN 3382 Page 3 1 Scope and field of application This standard defines the characteristics of axial mounting internal retaining rings, in steel, phosphated, for aerospace applications. The phosphating restricts the use at temperatures not exceeding 200 OC. 2 Re
8、ferences EN 2424, Aerospace series - Identification marking of standard fasteners EN 2793, Aerospace series - Phosphating of ferrous alloys 2, EN 3380, Aerospace series - Retaining rings - Technical specification 3, EN 3425, Aerospace series - Groove dimensions for axial mounting internal type retai
9、ning rings 3) 3 Required characteristics 3.1 See figure 1 and table. 3.2 Materials Spring steel : - 480-530 HV (Diameter codes 008 to 038) - 440-510 HV (Diameter codes 040 to 165) 3.3 Surface treatment EN 2793, class A Before storing, the ring shall be protected by grease or oil. Configuration - Dim
10、ensions - Masses O 1) Published as AECMA standard at the date of publication of the present standard 2) In preparation at the date of publication of the present standard 3) Published as AECMA pre-standard at the date of publication of the present standard 0 Previous page is blank i AECMA PREN83382 L
11、 = 10L23LL 0007153 5 prEN 3382 Page 4 Free 1 6 Apply prior to phosphating /1.0,0251 At mounting X Diameter codes 008 to 048 ALIL D4 S i *El Section Z-Z Installed Diameter codes 025 to 165 A LO, Note : Detail of form not stated are left to the manufacturers option. Figure 1 AECMA PRENn3382 73 303233L
12、 0007354 7- prEN 3382 Page 5 Table 2.5 P Oll 5 limensions in millimetres - S h 1 O,8 1 2 23 kg/l O00 iecec 0,310 I= 0,740 E 0,830 1,100 1,340 1,420 1,500 1,800 2,060 2,130 2,210 3,200 3,540 0,15 3,700 3,740 3,900 o, 1 2 1,600 4,700 5,400 6,l O0 6,700 0,17 7,300 8,200 8,300 02 8,800 10,500 11,100 11,
13、200 12,400 14,300 16,000 18,800 14) See page B. I prEN 3382 Page 6 AECMA PRENx33B2 91 M 30L2313 0007355 9 e Table (concluded) 1) 08 1 86,5 082 87,5 083 I 88,5 I t 1,08 - 0,54 76,4 64 65 66,8 68,8 107 I 9,5 I 8,8 I 114 I + 1,26 - 0,63 , -, - , -.- , 147 I 11,6 I 11 I 154 102 104 105 107 1 o9 I119 132
14、,4 135 I138 max. min. D3 I D4 ZJ 67,5 3 1 87,6 100,6 11 8,6 4 138 144 c - P 0,20 0,25 iensic S hl 1 - 3 4 s in millimetres R Mass 4, max. kg/l000 pieces 20,400 22,000 0,25 23,000 24,000 25,000 26,300 29,000 31,000. 33,000 013 . 35,000 37,000 39,000 41,000 42,000 55,000 56,000 58,500 60,000 64,500 72
15、,000 74,500 75,000 75,500 77,000 78,000 79,000 80,500 8 1,000 82,000 83,000 84,000 85,500 86,000 1 ) Values apply after phosphating. 2) Corresponds to the nominal diameter (expressed in millimetres) of the bore in which the ring shall be mounted (see EN 3425). 3) Shall not exceed “A“ max. 4) Approxi
16、mative values, calculated on the basis of 7,85 kg/dm3 , given for information prupose only e prEN 3382 Page 7 Description block RETAINING RING, INTERNAL, AXIAL MOUNTING 4 Designation Example : Identity block EN 3382-01 6 Number of this standard Diameter code (see table) Note : If necessary, the originator code 19005 shall be placed between the description block and the identity block. 5 Marking EN 2424, style “G“ 6 Technical specification EN 3380 7 Mounting EN 3425 r
