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4515BQ UNx™ Fluid End Upgrade - #19 Plungers

Increase productivity and reduce operating cost with a UNx™ Fluid End Upgrade. Designed to fit Butterworth® and Gardner-Denver® QF450S quintuplex pumps.

Plunger No. 19
Plunger Diameter 1.875 in (47.63 mm)
Top Port Connections 1/2" NPT Female
Discharge Port Connections Jetstream HHP
Supply Port 3" NPT Female
Flow at Specified Speeds
200 RPM 53.8 gpm (204 lpm)
400 RPM 107.6 gpm (407 lpm)
500 RPM 134.5 gpm (509 lpm)
Maximum Operating Pressure 7,000 psi (483 bar)


*Displacement (flow) values represented refer to "theoretical" flow, neglecting inefficiency resulting compressibility of water and expansion of pressure-bearing components. Performance data is based on power end specifications published by the original equipment manufacturer; however, some power ends may differ those used to determine the values above. Contact a Jetstream Solutions Provider for help with fluid end selection.


Part Number: 67132
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Model Name Maximum Power (hp) Maximum Operating Pressure (psi) Maximum Flow (gpm) Maximum Power (kW) Maximum Operating Pressure (bar) Maximum Flow (l/min) Plunger Size Plunger Diameter (in) Plunger Diameter (mm) Number of Plungers Plunger Stroke (in) Plunger Stroke (mm) Discharge Port Connection Accessory Port Connections Suction Port Connection Maximum Pump Speed (RPM) Flow at 200 RPM (gpm) Flow at 400 RPM (gpm) Flow at 500 RPM (gpm) Flow at 200 RPM (l/min) Flow at 400 RPM (l/min) Flow at 500 RPM (l/min)
4515BQ 300 7000 134.5 224 483 509 #19 1.875 47.63 5 4.5 114 Jetstream HHP 1/2"NPT Female 3" NPT Female 500 53.8 107.6 134.5 204 407 509
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