Viking 493 Compact Motor Speed Pumps General Purpose Close Coupled Pump
Viking 493 Heavy Duty Industrial Gear Pump for a variety of applications.
Viking 493 Hard Wearing, Long Lasting Pump
Viking’s Motor Speed Product Line Series 493 and 4193 steel external pumps are available in capacities up to 284 LPM or 17 m³h. These pumps can be furnished directly connected to a 50HZ or 60 HZ motor. Series 493 is designed for vertical or horizontal flange mount installations where space is at a premium. Series 4193 is designed for foot type horizontal mounting. These pumps are built for continuous or intermittent duty for such applications as filtering, circulating, transferring, or booster service in general industrial, petrochemical and other industries. They are furnished as standard with mechanical seal construction to minimize liquid loss and for shaft protection. The thrust control provides micrometer adjustments for accurate rotor and shaft positioning to help you keep operating with new-pump efficiency through years of heavy duty service.
FEATURES & BENEFITS of the Viking 493 Mechanical seal pump.
Ball Bearings Standard
Pumps are equipped with inner casing ball bearing installed outside of mechanical seal and a radial thrust ball bearing permitting heavy-duty service up to 250 PSI (17 BAR). Bearings are “Sealed for Life”.
Integral Over-Pressure Relief Valve Standard
Permits bypassing of liquid from discharge to suction side of pump. Prevents build up of pressure in discharge line. GG, HJ and HL size valve mounts on pump head. AS, AK and AL size valve mounts on pump casing.
O-Ring Gaskets Standard
O-Ring gaskets are used between casing and head plate and between casing and relief valve or valve plates. Flat valve gaskets furnished on GG, HJ and HL size pumps. These gaskets provide a positive seal eliminating a chance for leak-age at these points.
Ductile Iron Parts Standard on AS, AK & AL Sizes
Internal pumping gears (rotor and idler) are constructed of ductile iron for added strength in handling all types of liquids up to 15,000 SSU (3,300 cSt). HL size rotor also furnished in ductile iron.