3800 Series Gear Pumps Sealed Bearing Pumps 0 sizes available 3 " NPT port 0 GPM 0 PSI (up to) 3800 Series Documents 3800 Series 3800 Series Curves & Technical Data Documents Configuration Options Wear plates availableHardened steel gears available Typical Applications Oil field applications including light and heavy crude oils Kerosene mixtures Condensates Hot Oil Materials of Construction Cast iron housings Hardened cast iron gears Haredened steel shafts External ball bearings Viton and HNBR lip seals