• P/N 1311.933.522
• Vertical gas flow
• Bypass valve included
• Material of housing and rotary lobes
• GG40
• Dynamic shaft seal on gear shaft with 4 piston ring labytrinth
  seals with oil slingers at each shaft end
• Dynamic shaft seal on drive shaft with mechanical seals of
  tungsten carbide + carbon +1 oring of FKM
• Static o-ring seals on housing parts and housing flanges of FKM
• Measurement points at gas inlet and discharge connection
  G 3/8″ closed with plug
• 5HP, 184TC TEFC Motor, 230/460/3phase/60Hz, 3600RPM NEMA motor
• Suitable for frequency converter
• Inlet/Outlet Flange
• 4″ 150# ANSI F/F
• Factory tested and assembled

We guarantee all parts are genuine Busch Vacuum Pumps parts and carry the OEM warranty.