• Warren FSXB Series Spec Sheet
• CIRCOR Twin Screw Pump Solutions

General Information

Product Design: Horizontal

Other data
Design standard: Manufacturer STD, API 676

Fluids: Fuel Oils, Lubrication Oils, Oils > Crude Oil, Water

Sealing: Single Mechanical seal, Double Mechanical seal

Certification: Class 1 div 2

Performance Data

Casing and Covers Cast steel or stainless steel or iron
Rotors Standard material – 4340 steel (ASTM A668 Class M); with optional hardening and plating available
Liner Field replaceable, ductile iron standard with optional hardening and plating
O-rings Viton (in contact with pumpage), nitrile (in contact with lubricating oil)
Seal Single component seal at each shaft end. Long version available to accommodate cartridge seal.
Flow rate range 200 gpm – 8,200 gpm (45 – 1,860 m3/h)
Outlet pressure 1,500 psig (103 bar)
Inlet pressure Up to 6,000 m3/s (26,000 gpm)
Viscosity 0.5 – 100,000 cSt
Temperature -20° F – 225° F
Speed 1780 rpms
Drive Direct only
Rotation Clockwise facing pump driveshaft
Mounting Horizontal
Port Connections Per ANSI B16.5, 300# inlet, 600# discharge
Accessories Upon request, a temperature and vibration monitor is provided with 1/2” NPT connection
Timing gears Herringbone, hardened
Bearings Six bearing design; heavy duty roller bearings

Flow rate

Max gpm: 8200.00

Max lpm: 31040.38

Max m³/hr: 1862.42

Max diff pressure

Max bar (dp): 103.42

Max psi (dp): 1500.00

Pressure class

Pressure class (ANSI): 125, 150, 250, 300, 600

Viscosity

Max cSt [mm²/s]: 21590.10

Max SSU: 100000.00

Min cSt [mm²/s]: 0.50

Min SSU: 24.00

Temp

Max C°: 107.00

Max F°: 225.00

Min C°: -29.00

Min Fº: -20.00