EVEREST MAKE MECHANICAL VACUUM BOOSTER MODEL: EVB 300CAPACITY: 15100 M3/HRRECOMMENDED MOTOR 3 HP, 4 POLE, B5 MOUNTING.PRIMARY SEALING PTFE/VITON SEAL, SELF LUBRICATING TYPE.SECONDARY SEALING NBR SEAL, OIL FLOOD LUBRICATED.HRC TAPER LOCK BUSH COUPLING & COUPLING GUARD.MAXIMUM DIFFERENTIAL PRESSURE: 100 MBAR.DYNAMICALLY BALANCED ROTORS TO GR. 6.3, ISO 1940(1986)COMPANION FLANGES ISO 65.AIR COOLED DESIGN.LEAK TIGHTNESS, BETTER THAN 0.01 TORR LTR/SEC.CI FG260 CASING & ROTORS.EN19, HEAT TREATED SHAFT.20 MnCr5 SPUR TIMING GEAR, HARDENED AND GROUND.FIRST OIL FILL.CONTINUOUS DUTY APPLICATION.100 % DRY PUMPING. 
