Pentair Purex IntelliFlo/WhisperFlo 4-40 x 1/8" Screw (071660Z)

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This 4-40 x 1/8 inch screw is a small replacement fastener for compatible Purex IntelliFlo and WhisperFlo pump assemblies. Even minor hardware pieces matter during pump service bec ause missing or damaged screws can affect component retention, alignment, and long-term repair reliability.Use this screw when the original is lost, stripped, corroded, or removed during a detailed pump rebuild. Matching hardware helps preserve the intended fit of the assembly and avoids improvised fasteners that may not seat correctly. It is a practical service item for technicians maintaining Pentair and Purex pump equipment. Show more