Pentair Union Diamond Seal Kit (2.403″) (178746Z)
Pentair Union Diamond Seal Kit (2.403″) (178746Z)
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Pentair 178746Z Union Diamond Seal Kit (2.403″)
A genuine OEM diamond‐seal ring sized 2.403″ that restores a leak-proof connection on your filter unions. Perfect for Pentair Clean & Clear® RP, Separation Tank and Sta-Rite® Posi-Clear RP filters, this kit includes a precision-molded diamond seal to replace worn or damaged rings—preventing water leaks, maintaining pressure, and ensuring vibration-resistant unions.
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Seal Type: Diamond seal ring (2.403″ inner diameter)
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Fits: Clean & Clear RP, Separation Tank, Sta-Rite Posi-Clear RP
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Function: Creates a tight, durable seal between union halves
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Installation: Press the seal into the union hub groove, then tighten the union nut
Pro Tip: Lightly coat the diamond seal with silicone grease before installation for easier seating and longer seal life
