Pentair WhisperFlo® Impeller 1.5HP | WhisperFlo Pump | 073129Z Pool Volleyball Note that for the FNS

Note that for the FNS Plus 24

sold as a complete set of 8 screws

It has 1-inch opening and 1-1/2-inch MIP thread

SIZE CHART

Pentair WhisperFlo® Impeller 1.5HP | WhisperFlo Pump | 073129Z Pool Volleyball Note that for the FNSThe Pentair WhisperFlo Impeller (073129Z) is the OEM replacement 1. 5HP impeller for the WhisperFlo series inground pump covering models WF 6, WF 28, WFE 6, WFE 28, WFK 6, WFDS 6, and WFDS 28. The impeller is the rotating component at the heart of your pump's hydraulic assembly. It draws water through the strainer housing and drives it toward the filter and return lines. A cracked, worn, or clogged impeller reduces flow rate and puts unnecessary load