Viking 123A Universal Seal Pump & Heavy-Duty Bracket Mounted Universal Seal
The Universal Product Line has the broadest range of sealing options of all pumps built by Viking. The stuffing box on all sizes accepts packing, numerous component single mechanical seals, or a wide variety of cartridge seals. The Universal Product Line is Viking Pump’s most versatile line of internal gear pumps due to the availability of many design and material options.
Positive Displacement Internal Gear pumping principle handles a broad range of viscosities with a 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 steel bracket provides rigid mounting to help maintain alignment, which extends seal and bearing life
Can use direct drive, gear reducer or gear motor 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
Steel externals for petroleum refineries, petrochemical plants and similar customers who require higher temperature and higher working pressures than cast iron pumps can provide