Enactus-GSO-DN Burgmann GSO-DN Replacement
FeaturesSeat rotatingStationary springsDouble sealBalancedStandard version with V-grooves,Website:, U-grooves optional (independent of direction of rotation)Gas-lubricatedAdvantagesContact free operationFace-to-faceCartridge unitDoes not open in the event of buffer pressure failureSelf closing at pressure reversalNo additional complex components to dissipate frictional heatOperating rangeShaft diameter:d1 = 30 ... 100 mm (1.18" ... 3.94")(dimensions on request)Product pressure:p1 = max. 22 bar (319 PSI),max. 7 bar (102 PSI) with U-grooves(dependent on shaft diameter and sliding materials)Barrier pressure: p3 = max. 25 bar (362 PSI), 10 bar (145 PSI) with U-groovesDifferential pressure: Δp= min. 3 bar (44 PSI)Temperature:t = -20 °C ... +170 °C (-4 °F ... +338 °F)(dependent on resistance of O-Rings)Sliding velocity: vg = 16 m/s (52 ft/s), with special design max. 25 m/s (82 ft/s)Axial movement: ±0.2 mmMaterialsSeal faces: Carbon graphite (A)Seat: Silicon carbide (Q1, Q2)Secondary seals:FKM (V), EPDM (E), FFKM (K)Springs: Hastelloy® C-4 (M)Metal parts:CrNiMo steel (G), Hastelloy® C-4 (M)Recommended applicationsChemical industryRefining technologyGases and liquidsMedia which require high purityEnvironmental harmful mediaBlowersFansPumpsServiceProvide special designAccording to the requirements and conditions for the custom processingDimensions in mm d1d2d3min.d3max.l1l2l3l4daa2sGSO-DN/30-00-R.714GSO-DN/33-00-R3349536585.555.53039.512272.714GSO-DN/35-00-R3551526585.555.53039.512474.714GSO-DN/43-00-R4363647890.557.53341.513884.716GSO-DN/48-00-R4869698090.557.53341.514589.716GSO-DN/50-00-R5070728290.557.53341.514791.716GSO-DN/53-00-R5373738792.857.83541.814894.718GSO-DN/60-00-R.560.53744.515710418GSO-DN/65-00-R.559.54143.517810918
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