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212,202,205,206,207,221,222,101,1527,1528,1523,M7N,M7S2,M74S2,M78N,M7F,M74F,MY37,MY,GX,GY,104,110,BIA,152,WB2，108，108U,105,FOV1D,FOV2D,224,MY59U,120,113,1300,1400,MG1,208,FBD,立信KL-606,KL-250,BNG,1049，109等等各型机械密封
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212,202,205,206,207,221,222,101,1527,1528,1523,M7N,M7S2,M74S2,M78N,M7F,M74F,MY37,MY,GX,GY,104,110,BIA,152,WB2，108，108U,105,FOV1D,FOV2D,224,MY59U,120,113,1300,1400,MG1,208,FBD,立信KL-606,KL-250,BNG,1049，109等等各型机械密封
