Pentair 20.5" Brass Vertical Tie Rod | Sta-Rite System: 3 SD Series D.E. Filter | 23900-0039Z Diverter Valves The Pentair Diffuser (350033Z) is

The Pentair Diffuser (350033Z) is the OEM replacement diffuser for EQ Series Commercial Plastic Pumps in the 7-1/2 HP and 10 HP configurations — covering models EQ750

The Pentair Low Profile Band Clamp (230011Z) is the OEM replacement band clamp for Pentair Low Profile Actuator Valves used in in-floor pool cleaning and circulation systems

The Pentair Return Fitting Standard Body (542405) is the OEM replacement return inlet fitting for gunite and concrete pool installations

"RS" - if there was an "RS" or "LS" on the end

an overheated or shorted control board is often the root cause — have a qualified technician inspect the full control circuit before energizing the replacement

Pentair 20.5" Brass Vertical Tie Rod | Sta-Rite System: 3 SD Series D.E. Filter | 23900-0039Z Diverter Valves The Pentair Diffuser (350033Z) isThe Pentair 23900 0039Z is the OEM replacement 20. 5" brass vertical tie rod for the Sta Rite System: 3 SD Series D. E. Filter a Pentair legacy product line. What It Does The vertical tie rod runs through the filter tank assembly, securing the internal filter grid stack under operating pressure. A damaged or corroded tie rod can compromise filter grid alignment and tank integrity. Replacing it with the correct OEM brass rod restores proper clamping