{"id":650,"date":"2026-07-30T10:08:10","date_gmt":"2026-07-30T10:08:10","guid":{"rendered":"https:\/\/jiexinseal.com\/?post_type=product&#038;p=650"},"modified":"2026-09-01T08:53:16","modified_gmt":"2026-09-01T08:53:16","slug":"18mm-machinery-seals-multi-spring-mechanical-seal-m74f","status":"publish","type":"product","link":"https:\/\/jiexinseal.com\/ja\/product\/18mm-machinery-seals-multi-spring-mechanical-seal-m74f\/","title":{"rendered":"18mm Machinery Seals Multi Spring Mechanical Seal M74F"},"content":{"rendered":"<div>\n<h4 class=\"second-level-title\"><span style=\"color: #000000;\">Product Description<\/span><\/h4>\n<p>&nbsp;<\/p>\n<div class=\"desc\">\n<h5><strong>18mm Machinery Seals Multi Spring Mechanical Seal M74F Burgmann<\/strong><\/h5>\n<h5><\/h5>\n<h5><strong>Machinery Seal M74F Double Seal Multiple Spring Mechanical Seals Burgmann<\/strong><\/h5>\n<\/div>\n<\/div>\n<table>\n<tbody>\n<tr>\n<td>\u578b\u756a.<\/td>\n<td>M74F<\/td>\n<td>Type<\/td>\n<td>HUU803<\/td>\n<\/tr>\n<tr>\n<td>Balance<\/td>\n<td>\u4e0d\u5747\u8861<\/td>\n<td>Usage<\/td>\n<td>Wide<\/td>\n<\/tr>\n<tr>\n<td>Trademark<\/td>\n<td>\u30b8\u30a7\u30b7\u30f3<\/td>\n<td>Transport Package<\/td>\n<td>Carton or Plywood Box<\/td>\n<\/tr>\n<tr>\n<td>\u4ed5\u69d8<\/td>\n<td>SGS<\/td>\n<td>\u8d77\u6e90<\/td>\n<td>Shanghai China<\/td>\n<\/tr>\n<tr>\n<td>HS\u30b3\u30fc\u30c9<\/td>\n<td>84842000<\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>M74F\u00a0SERIES MECHANICAL SEAL<\/strong><br \/>\n<u>Applicable Range:<\/u><\/p>\n<table border=\"1\" width=\"684\" cellspacing=\"0\" cellpadding=\"0\">\n<colgroup>\n<col \/>\n<col \/><\/colgroup>\n<tbody>\n<tr>\n<td height=\"18\">Pressure in the seal chamber:<\/td>\n<td>0-1.5MPa<\/td>\n<\/tr>\n<tr>\n<td height=\"18\">Temperature in the seal chamber:<\/td>\n<td>-30\u00baC&#8212;&#8212;180\u00baC<\/td>\n<\/tr>\n<tr>\n<td height=\"18\">Linear Velocity:<\/td>\n<td>\u226420m\/s<\/td>\n<\/tr>\n<tr>\n<td height=\"18\">Medium:<\/td>\n<td>water,polluted water,oil and minor corrosive liquid<\/td>\n<\/tr>\n<tr>\n<td height=\"18\">Static ring code:<\/td>\n<td>G4,G13,G9,G60 G6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><u>Features:<\/u><br \/>\nFor plain shafts<br \/>\nRotating multiple spring<br \/>\nIndependent of direction of rotation<br \/>\nFlexibility in torque transmissions<br \/>\nHigh flexibility due to wide offer on materials<br \/>\n<u>Materials:<\/u><\/p>\n<table border=\"1\" width=\"684\" cellspacing=\"0\" cellpadding=\"0\">\n<colgroup>\n<col width=\"245\" \/>\n<col width=\"439\" \/><\/colgroup>\n<tbody>\n<tr>\n<td class=\"et2\" width=\"245\" height=\"18\">Rotating face:<\/td>\n<td width=\"439\">silicon carbide,graphite,tungsten carbide.<\/td>\n<\/tr>\n<tr>\n<td class=\"et2\" height=\"18\">Stationary face:<\/td>\n<td>silicon carbide, tungsten carbide<\/td>\n<\/tr>\n<tr>\n<td class=\"et2\" height=\"18\">\u30a8\u30e9\u30b9\u30c8\u30de\u30fc\uff1a<\/td>\n<td>,NBR,EDPM.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><u>Applications:<\/u><br \/>\nProcess industry<br \/>\nChemical industry<br \/>\nPulp and paper industry<br \/>\nWater and waste water technology<br \/>\nSugar industry<br \/>\nAdhesives Chemical standard pumps<br \/>\n<u>Model &amp; Specification:<\/u><\/p>\n<p>&nbsp;<\/p>\n<table border=\"1\" width=\"1145\" cellspacing=\"0\" cellpadding=\"0\">\n<colgroup>\n<col \/>\n<col \/>\n<col \/>\n<col \/>\n<col \/>\n<col \/>\n<col \/>\n<col \/>\n<col \/>\n<col \/><\/colgroup>\n<tbody>\n<tr>\n<td height=\"21\">Seal sized(mm)<\/td>\n<td>d3<\/td>\n<td>d6<\/td>\n<td>d7<\/td>\n<td>d8<\/td>\n<td>l1<\/td>\n<td>l3<\/td>\n<td>l8<\/td>\n<td>l9<\/td>\n<td>Mx<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">18<\/td>\n<td>33<br \/>\n35<\/td>\n<td>27<\/td>\n<td>33<\/td>\n<td>3<\/td>\n<td>61<\/td>\n<td>38<\/td>\n<td>19.5<\/td>\n<td>11.5<\/td>\n<td>M5<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">20<\/td>\n<td>35<\/td>\n<td>29<\/td>\n<td>35<\/td>\n<td>3<\/td>\n<td>61<\/td>\n<td>38<\/td>\n<td>19.5<\/td>\n<td>11.5<\/td>\n<td>M5<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">22<\/td>\n<td>37<\/td>\n<td>31<\/td>\n<td>37<\/td>\n<td>3<\/td>\n<td>61<\/td>\n<td>38<\/td>\n<td>19.5<\/td>\n<td>11.5<\/td>\n<td>M5<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">24<\/td>\n<td>39<\/td>\n<td>33<\/td>\n<td>39<\/td>\n<td>3<\/td>\n<td>61<\/td>\n<td>38<\/td>\n<td>19.5<\/td>\n<td>11.5<\/td>\n<td>M5<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">25<\/td>\n<td>40<\/td>\n<td>34<\/td>\n<td>40<\/td>\n<td>3<\/td>\n<td>61<\/td>\n<td>38<\/td>\n<td>19.5<\/td>\n<td>11.5<\/td>\n<td>M5<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">28<\/td>\n<td>43<\/td>\n<td>37<\/td>\n<td>43<\/td>\n<td>3<\/td>\n<td>62<\/td>\n<td>39<\/td>\n<td>19.5<\/td>\n<td>11.5<\/td>\n<td>M6<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">3o<\/td>\n<td>45<\/td>\n<td>39<\/td>\n<td>45<\/td>\n<td>3<\/td>\n<td>62<\/td>\n<td>39<\/td>\n<td>19.5<\/td>\n<td>11.5<\/td>\n<td>M6<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">32<\/td>\n<td>47<\/td>\n<td>42<\/td>\n<td>48<\/td>\n<td>3<\/td>\n<td>62<\/td>\n<td>39<\/td>\n<td>19.5<\/td>\n<td>11.5<\/td>\n<td>M6<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">33<\/td>\n<td>48<\/td>\n<td>42<\/td>\n<td>48<\/td>\n<td>3<\/td>\n<td>62<\/td>\n<td>39<\/td>\n<td>19.5<\/td>\n<td>11.5<\/td>\n<td>M6<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">35<\/td>\n<td>5o<\/td>\n<td>44<\/td>\n<td>50<\/td>\n<td>3<\/td>\n<td>62<\/td>\n<td>39<\/td>\n<td>19.5<\/td>\n<td>11.5<\/td>\n<td>M6<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">38<\/td>\n<td>55<\/td>\n<td>49<\/td>\n<td>56<\/td>\n<td>4<\/td>\n<td>69<\/td>\n<td>41<\/td>\n<td>22<\/td>\n<td>14<\/td>\n<td>M6<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">40<\/td>\n<td>57<\/td>\n<td>51<\/td>\n<td>58<\/td>\n<td>4<\/td>\n<td>70<\/td>\n<td>42<\/td>\n<td>22<\/td>\n<td>14<\/td>\n<td>M6<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">43<\/td>\n<td>60<\/td>\n<td>54<\/td>\n<td>61<\/td>\n<td>4<\/td>\n<td>70<\/td>\n<td>42<\/td>\n<td>22<\/td>\n<td>14<\/td>\n<td>M6<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">45<\/td>\n<td>62<\/td>\n<td>56<\/td>\n<td>63<\/td>\n<td>4<\/td>\n<td>70<\/td>\n<td>42<\/td>\n<td>22<\/td>\n<td>14<\/td>\n<td>M6<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">48<\/td>\n<td>65<br \/>\n67<\/td>\n<td>59<\/td>\n<td>66<\/td>\n<td>4<\/td>\n<td>70<\/td>\n<td>42<\/td>\n<td>22<\/td>\n<td>14<\/td>\n<td>M6<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">50<\/td>\n<td>67<\/td>\n<td>62<\/td>\n<td>70<\/td>\n<td>4<\/td>\n<td>73<\/td>\n<td>43<\/td>\n<td>23<\/td>\n<td>15<\/td>\n<td>M6<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">53<\/td>\n<td>70<\/td>\n<td>65<\/td>\n<td>73<\/td>\n<td>4<\/td>\n<td>73<\/td>\n<td>43<\/td>\n<td>23<\/td>\n<td>15<\/td>\n<td>M6<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">55<\/td>\n<td>72<\/td>\n<td>67<\/td>\n<td>75<\/td>\n<td>4<\/td>\n<td>73<\/td>\n<td>43<\/td>\n<td>23<\/td>\n<td>15<\/td>\n<td>M8<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">58<\/td>\n<td>79<\/td>\n<td>70<\/td>\n<td>78<\/td>\n<td>4<\/td>\n<td>86<\/td>\n<td>56<\/td>\n<td>23<\/td>\n<td>15<\/td>\n<td>M8<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">60<\/td>\n<td>81<\/td>\n<td>72<\/td>\n<td>80<\/td>\n<td>4<\/td>\n<td>86<\/td>\n<td>56<\/td>\n<td>23<\/td>\n<td>15<\/td>\n<td>M8<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">63<\/td>\n<td>84<\/td>\n<td>75<\/td>\n<td>83<\/td>\n<td>4<\/td>\n<td>85.0<br \/>\n85.0<br \/>\n91.0<br \/>\n92.0<\/td>\n<td>55<\/td>\n<td>23<\/td>\n<td>15<\/td>\n<td>M8<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">65<\/td>\n<td>86<\/td>\n<td>77<\/td>\n<td>85<\/td>\n<td>4<\/td>\n<td>85.0<br \/>\n85.0<br \/>\n91.0<br \/>\n92.0<\/td>\n<td>55<\/td>\n<td>23<\/td>\n<td>15<\/td>\n<td>M8<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">68<\/td>\n<td>89<\/td>\n<td>81<\/td>\n<td>90<\/td>\n<td>4<\/td>\n<td>91<\/td>\n<td>55<\/td>\n<td>26<\/td>\n<td>18<\/td>\n<td>M8<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">70<\/td>\n<td>91<\/td>\n<td>83<\/td>\n<td>92<\/td>\n<td>4<\/td>\n<td>92<\/td>\n<td>56<\/td>\n<td>26<\/td>\n<td>18<\/td>\n<td>M8<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">75<\/td>\n<td>99<\/td>\n<td>88<\/td>\n<td>97<\/td>\n<td>4<\/td>\n<td>92<\/td>\n<td>56<\/td>\n<td>26<\/td>\n<td>18<\/td>\n<td>M8<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">80<\/td>\n<td>104<\/td>\n<td>95<\/td>\n<td>105<\/td>\n<td>4<\/td>\n<td>92.5<\/td>\n<td>56<\/td>\n<td>26.2<\/td>\n<td>18.2<\/td>\n<td>M8<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">85<\/td>\n<td>109<\/td>\n<td>100<\/td>\n<td>110<\/td>\n<td>4<\/td>\n<td>92.5<\/td>\n<td>56<\/td>\n<td>26.2<\/td>\n<td>18.2<\/td>\n<td>M8<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">90<\/td>\n<td>114<\/td>\n<td>105<\/td>\n<td>115<\/td>\n<td>4<\/td>\n<td>92.5<\/td>\n<td>56<\/td>\n<td>26.2<\/td>\n<td>18.2<\/td>\n<td>M8<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">95<\/td>\n<td>119<\/td>\n<td>110<\/td>\n<td>120<\/td>\n<td>4<\/td>\n<td>90.5<\/td>\n<td>56<\/td>\n<td>25.2<\/td>\n<td>17.2<\/td>\n<td>M8<\/td>\n<\/tr>\n<tr>\n<td height=\"21\">100<\/td>\n<td>124<\/td>\n<td>115<\/td>\n<td>125<\/td>\n<td>4<\/td>\n<td>90.5<\/td>\n<td>56<\/td>\n<td>25.2<\/td>\n<td>17.2<\/td>\n<td>M8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"<p>Model: M74F<br \/>\n\u4ed5\u69d8\uff1a\u30b7\u30e3\u30d5\u30c8\u7a74\u5f84 18\uff5e100mm<br \/>\nMaterial: CAR SSIC TC NBR EPDM FEP<\/p>","protected":false},"featured_media":1099,"comment_status":"open","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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