DEUTSCHE NORM. May 2001 Ring seals and gaskets Ics 23,040.80 Supersedes November 1994 edition, Dichtringe In keeping with current practice in standards published by the International Organization for Standardization (ISO), a comma has been used throughout as the decimal marker. Foreword ‘This standard has been prepared by Technical Committee Rohrverschraubungen of the Normenausschuss Rohrleitungen und Damptkesselanlagen (Pipelines and Pressure Vessels Standards Committee). Amendments This standard differs from the November 1994 edition as follows: a) The dimensions and mass of ring seals and gaskets which are not to be used for new designs are now dealt with in Appendix A. b) Dimension r, has been specified for type C gaskets. ©} Dimension d, has been corrected for gaskets of nominal size 21 x 26. d) The specifications for service temperatures have been amended (cf. table 3) 9} The standard has been editorially revised. Previous editions DIN 7603: 1986-07, 1941%-05, 1961-01, 1961-09, 1968-03, 1994-11 All dimensions are in millimetres. 1 Scope This standard specifies dimensions and materials for ring seals and flat or filled gaskets designed for use with compression couplings (e.g. as specified in DIN 3850 or DIN 7604) or pipe plugs (as specified in DIN 908}, 2 Normative references This standard incorporates, by dated or uiidated reference, provisions from other publications. These normative references are cited at the appropriate places in the text, and the titles of the publications are listed below. For dated references, subsequent amendments to or revisions of any of these publications apply to this standard only when incorporated in it by amendment or revision. For undated references, the latest edition of the publication referred to applies. CIN 908 Hexagon socket screw plugs with parallel screw thread DIN.3850 Compression couplings - Overview Continued on pages 2 to 10. Translation by DIN-Sprachendienst. In case of doubt, the German-language original should be consulted as the authoritative text. a Ral No DINT60S 2007-0 Sa rea oer aay ot zoe cama fp ee gino” sake O07Page 2 DIN 7603 : 2001-05 DIN 7601 Compression couplings with ball-type nipples ~ Overview e DIN 737 Vulcanized fibre products ~ Types DIN EN ISO 6506-1 Metallic materials - Brinell hardness test - Part 1: Test method (ISO 6506-1 : 1999) 3. Dimensions and designation ‘The designs shown are for illustrative purposes only, but the dimensions of rings seals and gaskets shall be as. specified. Type A Flat gasket ‘Type C Filled gasket Type D O-ring vy Raney Approx. sheet —! Ray vA thickness: 0.3mm. 4 42 i— wat ——— f 1 = ito i] Tesga/ | on || i aa 1 a eeve4 Figure 1: Gasket and ring seal dimensions (notation) Designation of a type A gasket (A) of nominal size 16 x20, made of vulcanized fibre (Vf Gasket DIN 7603 - A 16 x 20- VEPage 3 DIN 7603 : 2001-05 Table 1: Gasket and ring seal dimensions | ] 1 ht | p Type A Type © | Type D ' Material | | ] FA al Al inal size | a |e n Nominal siz le i | aca | Oo |n | | cu FA Pro Pr | CuFA | Prg | | Maxi-| ME | | SIFA | Pr mum} 20 st size VE,Zn vo3) axe [4279 +038 5 x 75 | 5275 rsto2}is02 | 4 séx 8 [5770 65x 95 | 67 72° 140.2 [05201 | 03 +03] 7 x15) | 7.2 °° v8 8 x15 | 82 °> 1sxoz|iz02 | 4 10 «135 fio2 “e° $03 a 1 x16 [roo “2 12 155 [12.2 ; +03 t2 x19 [122 "0 14 x18 faz “2 14 x20 [iaz “05| 503) | 15 x19 fis2 “9 | | 15 x23") [15,2 "5° 1,8£02|1,5+0,150,5+0,1 | 0,8 $08) 16 x20 {162 °F a7 xn [72 "209 2,) ca we x22 fea"? b19 2.) 02 +03 0 0 23:9 bo 20 x24 202 oz v0 0 a1 x26 fe12 "3 ]259 90| ozs | 2 x27 22% )269 8,| om -| | esos |rss02| « | 23 x28 (23,9 *°l7,9 2] o2s | | [= == lesa °28l289 8,| 025 |exoe 2402 |1x018 | os lastoalz+oe | 6 25 xa0 [250 °o% a9 9.) oas | | | +) These sizes are particulary suitable for use with air brakes (materials: Zn and VA) (continued)