Pentair Black Union Nut 2-1/2" | WhisperFlo XF / IntelliFlo XF Pump | 411000Z F004AB designed to restore proper water

designed to restore proper water flow and light distribution to your bubbler water feature

Compatible with chlorine

(Open Line) W3C4030 Hayward SwimClear C4000 Hayward SwimClear C4020 Hayward SwimClear C4025 Compatibility is based on Hayward parts documentation and available OEM records

Size: 12' x 24'

Pentair Black Union Nut 2-1/2" | WhisperFlo XF / IntelliFlo XF Pump | 411000Z F004AB designed to restore proper waterThe Pentair 411000Z is the OEM replacement 2 1 2" union nut for the WhisperFlo XF and IntelliFlo XF Variable Speed Pumps, finished in black. What It Does This union nut secures the pump union connection, maintaining a leak free seal between the pump and plumbing. A cracked, stripped, or missing union nut compromises the union joint, leading to leaks at the pump inlet or outlet. Replacing it with the correct OEM part restores a proper, pressure rated