The UIC | Conical Shaft 10×126 mm is a precision stainless steel conical shaft for the UIC KDL5 molecular distillation system wiper or gear pump drive assembly. The conical geometry provides a self-centering, interference-fit connection between the drive shaft and driven component. Manufactured to OEM UIC specifications for correct taper angle and surface finish. An OEM UIC replacement part for KDL5 molecular distillation systems.