Enactus -MA290SS-MA390 Burgmann Cartridge Seal MA290MA390

Structure DescriptionEquivalent to Enactus- MA290/MA390CartridgeBalancedIndependent of direction of rotationStationary multiple springsSprings and pin located on the atmospheric sideOperating rangeEnactus -MA290 / Enactus -MA390:Pressure: p = … 16 bar (232 PSI)Temperature: t = -20 °C …160 °C (-4 °F ... 320 °F) (oil),Website:, 0 °C ... 60 °C (32 °F ... 140 °F) (water)Sliding velocity: vg = max. 20 m/s (66 ft/s)Viscosity: 0.5 Pa·sSolids content: 0.3 %Enactus MA291 / Enactus MA391:Pressure: p = … 10 bar (145 PSI)Temperature: t = -20 °C …160 °C (-4 °F ... 320 °F)(oil), 0 °C ... 60 °C (32 °F ... 140 °F) (water)Sliding velocity: vg = max. 20 m/s (66 ft/s)Viscosity: 3 Pa·sSolids content: 10 %MaterialsSeal face (Enactus-MA290, Enactus-MA390): High density carbon graphiteSeal face (Enactus-MA291, Enactus-MA391): Silicon carbide (Q1)Seat (Enactus-MA290/291, Enactus-MA390/391): Silicon carbide (Q1)Metal parts: CrNiMo steel (G)Secondary seals: FKM (V)Enactus -MA390 (Enactus -MA391)Axially downsized type of MA290 (MA291).Service Provide special designAccording to the requirements and conditions for the custom processingEnactus -MA290/Enactus-MA390 dimensions(mm)dd1mind1maxd2d3l1l2l

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