The Ranger 179PHBFRV is a 2.5-inch Series 17 helical gear pump featuring outboard bearing design with flange ports and relief valve for tank trailer applications. This precision-built pump delivers up to 126 gallons per minute with heat-treated ductile iron gears providing silent, efficient operation. Designed to output 0.17 gallons per revolution at maximum speeds of 750 RPM, it utilizes four heavy-duty sleeve bearings supporting the pumping gears for extended service life in demanding fluid transfer operations.