Enactus-MBS682P-D Burgmann MBS682P-D Replacement
FeaturesAPI 682 Category 2 and 3,Website:, Type C, Arrangement 3 sealDual seal in back-to-back arrangementBalancedCartridge unitRotating metal bellowsShrink fitted seal rings and solid mating ringsAdvantagesCompact designSuited for applications with extreme high and low temperaturesAbsence of dynamic O-Ring eleminates/reduces seal face hang-upBellows design minimizes variation in face load due to shaft expansion or face wearResistant to abrasive particles in the medium, no shaft or sleeve frettingAlso available in double ply designOperating rangeShaft diameter: d1 = 20 ... 110 mm (0.79" ... 4.33")Pressure single ply bellows: p = vacuum ... 25 bar (... 363 PSI)*Pressure double ply bellows: p = vacuum ... 35 bar (... 508 PSI)Temperature: t = -75 °C ... +400 °C (-103 °F ... +752 °F)Sliding velocity: vg ... 23 m/s (... 75 ft/s)* p >20 bar (290 PSI) on request.MaterialsSeal rings: Blister resistant carbon, Silicon carbide SSiC (Q1), RBSiC (Q2)Mating rings: Silicon carbide SSiC (Q1), RBSiC (Q2)Bellows: Inconel® 718 (M6)Secondary seals: Graphite (G)Metal parts: CrNiMo steel 316 (G),Carpenter® 42 (T4)Recommended applicationsRefining technologyOil and gas industryPetrochemical industryChemical industryPower plant technologyLPG plantsAPI 610 / ISO 13709 pumpsProcess pumpsServiceProvide special designAccording to the requirements and conditions for the custom processing
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