In approval testing with paint company technicians over the last decade

two ball bearings on the solid shaft series and a needle bearing on the drive side and ball on the non-drive side for the hollow shaft series

Air Flow and Less Service with at Least 30% Less Noise

See our part# 245231 for the UHMWPE 250cc Seals

Patent pending powerboost technology to enhance cleaning performance

AR43285 Blue Flex Seal Kit 25.4mm In approval testing with paintThe AR30 & AR40 Diaphragm Repair Kit (AR43285) will provide repairs for the diaphragms on your AR30 40 pump. This kit includes BlueFlex diaphragms* Desmopan (AR43283) and Buna kits (AR43282) are also available. If the oil in your diaphragm pump has a milky gray color, you most likely will need to replace the diaphragms. Running a diaphragm pump with oil that is mixed with chemical can cause extensive damage to your pump. Keep this kit handy if your