Blackmer TX series pumps have long been popular for loading and unloading a wide range of non-corrosive, non abrasive industrial fluids and petroleum products such as fuel oil, diesel, kerosene, avgas, jet fuel and lube oils. Models are offered in 2, 2-1/2, 3 and 4 inch port sizes, with flow rates from 45 - 500 U.S. gpm (170 - 1890 lpm).

Ranger, Inc. manufactures a precision built helical gear pump. Ranger's parts and pumps are designed by Ranger to fit and interchange with Roper® Pump Series 3600 - 3700 / 4600 - 4700.