The Hayward Nut (ECX176865) is the OEM replacement fastener for the ProGrid DE Filter series, securing filter components in place during operation.
This nut maintains the structural integrity of the filter assembly, keeping internal components properly seated and preventing movement or leakage under normal operating pressure.
Specifications
| Hayward Part Number |
ECX176865 |
| UPC |
610377024938 |
Fits Into
| Brand |
Equipment Line |
Model / Part Number |
| Hayward |
ProGrid DE Filter 36 Sq.Ft. |
W3DE3620 |
| Hayward |
ProGrid DE Filter 48 Sq.Ft. |
W3DE4820 |
| Hayward |
ProGrid DE Filter 60 Sq.Ft. |
W3DE6020 |
Compatibility is based on Hayward parts documentation and available OEM records. This is not an exhaustive list. For certainty, verify the part number in your equipment's manual or on the original part itself before ordering.
Poolaroo Pro Tip
When replacing this nut, inspect the surrounding fastener area for corrosion or wear on mating components before reassembly. Hand-tighten first, then snug to the manufacturer's specified torque — overtightening a plastic filter housing fastener can crack the housing.
