FEATURES & BENEFITS of the Viking 127A Internal Gear Pump

• Positive Displacement Internal Gear pumping principle handles a broad range of viscosities with constant flow rate 
• Axial rotor thrust is controlled by double row ball bearing or tapered roller bearings; bushings provided a secondary point of radial shaft support 
• Rotatable bearing housing provides easy rotor end clearance adjustment to compensate for viscosity or wear 
• Numerous material options are available for bushings, idler pins, shafts, rotors, idlers and elastomers
• Gear and pump geometry has been optimized based on more than 100 years of experience 
• Footed stainless steel bracket provides rigid mounting to help maintain alignment, which extends seal and bearing life
• Can use direct drive, gear reducer or gearmotor drive, or belt-drive
• Pressure relief valve standard on non-jacketed pumps; less valve / plain head option available 
• Series designed with an enlarged bearing housing; used in conjunction with a spacer coupling permits easy cartridge seal installation and removal in place without removing the head and rotor/shaft 
• Seal options include packing, single component seals, cartridge lip seals and cartridge single and double mechanical seals; various seal flush plans are available
• Stainless steel construction for reliable handling of corrosive liquids