Hayward Star-Clear C1750 Lock Nut (CX1750G) pentairrainbow making it especially useful when

making it especially useful when the goal is to restore the sanitation side of the spa with a clean and focused replacement

more dependable operation

The 23315-301-000 is a practical service part when a compatible spa jet needs an internal to restore dependable rain-style water delivery

helping protect internal parts and simplify routine upkeep

Hayward Star-Clear C1750 Lock Nut (CX1750G) pentairrainbow making it especially useful whenThe lock nut helps secure components on compatible Hayward Star Clear C1750 filter assemblies, making it important for proper fit and serviceability. If the original nut is stripped, cracked, or missing, this replacement helps restore the intended connection without replacing larger filter components. Small hardware failures can slow down a cartridge cleaning or prevent the filter from being assembled correctly. Keeping the right lock nut available