This PTO adapter E-PA28 for female 1-3/4" & 20 spline male 1-3/8" & 21 spline 75HP is a conduit/piping fitting in industrial equipment. It joins, adapts, or routes conduit, tubing, or piping runs, providing a secure and often sealed connection between sections. It is commonly in electrical raceway systems, industrial wiring installations, and fluid piping runs.
