Enactus-H75VK Burgmann H75VK Replacement

Features Dual seal Cartridge unit Design acc. to API 682 / ISO 21049 Category 2/3,Website:http://www.mechanicalsealsenactus.com, Type A, Arrangement 2 or 3 Bi-directional design available Rotating multiple springs Integrated pumping device available Suitable for pressure reversals Advantages Fits to any seal chamber Universally applicable both for retrofits or original equipment Efficient stock-keeping due to standardized components Extended selection of materials Extended field of operation in terms of temperature and pressure Optimized torque transmission Metal parts also in special materials available Safe operation due to metal torque transmission at the rotating seat Recommended applications Oil and gas industry Refining technology Petrochemical industry Power plant technology Light volatile and highly viscous hydrocarbons API 610 / ISO 13709 pumps Process pumps Operating range Shaft diameter: d = 20 ... 110 mm (0.79" ... 4.33")* Pressure: p1 = 40 bar (580 PSI) Temperature: t = -40 °C ... +220 °C (-40 °F … 428 °F) Sliding velocity: vg = 23 m/s (75 ft/s) Axial movement: ±2.0 ... 4.0 mm depending on diameter and installation situation * Other sizes on request Materials Seal face: Carbon graphite antimony impregnated (A), Silicon carbide (Q1, Q2) Seat: Silicon carbide (Q1, Q2) Secondary seals: EPDM (E), NBR (P), FKM (V), FFKM (K) Springs: Hastelloy® C-4 (M) Metal parts: CrNiMo steel (G), Duplex (G1), Hastelloy® C-4 (M) serviceProvide special designAccording to the requirements and conditions for the custom processingDimensions in mmAPI/d1API/d2API/d3API/d4d5d6l4l5l6l7l10Axial movement207010585601291449747816±2.0030801159570139145.59649.577.58±2.00409012510582149146.596.550788±2.005010014011594168158106.551.58810.5±2.00*60120160135114188165107.557.590.24.5±2.00*70130170145124198170107.562.58510±2.00*80140180155134208175107.567.58512.5±2.00*90160205175146238178.8116.961.994.46.9±3.00100170215185163248185117.567.59211.5±2.00*110180225195173258188116.571.59115.5±3.00Dimensions in inchAPI/d1API/d2API/d3API/d4d5d6l4l5l6l7l10Axial movement0.7872.7564.1343.3462.3625.0795.6693.8191.853.1890.236±0.0791.1813.154.5283.742.7565.4725.7283.781.9493.0510.315±0.0791.5753.5434.9214.1343.2285.8665.7683.7991.9693.0710.315±0.0791.9693.9375.5124.5283.7016.6146.224.1932.0283.4650.413±0.079*2.3624.7246.2995.3154.4887.4026.4964.2322.2643.5510.177±0.079*2.7565.1186.6935.7094.8827.7956.6934.2322.4613.3460.394±0.079*3.155.5127.0876.1025.2768.1896.894.2322.6573.3460.492±0.079*3.5436.2998.0716.895.7489.377.0394.6022.4373.7170.272±0.1183.9376.6938.4657.2836.4179.7647.2834.6262.6573.6220.453±0.079*4.3317.0878.8587.6776.81110.1577.4024.5872.8153.5830.61±0.118