{"product_id":"pentairchallengerdiffuserscrew8hexwasherhead355334zpen355334z","title":"Pentair Challenger Diffuser Screw #8 Hex Washer Head | 355334Z","description":"\u003cdiv\u003e\n  \u003ch2\u003ePentair 355334Z Stainless Steel Hex Washer Head Screw (Diffuser Screw, #8-32 x 1\")\u003c\/h2\u003e\n\n  \u003cp\u003e\n    The Pentair 355334Z is an OEM stainless steel hex washer head screw commonly used to secure the diffuser on select Pentair and Sta-Rite\n    pool pump wet ends. If your diffuser screw is stripped, corroded, or missing, replacing it helps keep the diffuser properly seated for\n    correct water flow and stable pump performance.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eKey Details\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Hex washer head screw\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Stainless steel\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eThread size:\u003c\/strong\u003e #8-32\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 1 inch\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTypical quantity used:\u003c\/strong\u003e Often 3 required (varies by pump model)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCommon name:\u003c\/strong\u003e Diffuser screw\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eCommon Applications (Verify by Pump Model)\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003ePentair Challenger High Flow and Challenger High Pressure pumps\u003c\/li\u003e\n    \u003cli\u003ePentair SuperFlo and SuperFlo VS pumps\u003c\/li\u003e\n    \u003cli\u003ePentair Pinnacle high flow pumps\u003c\/li\u003e\n    \u003cli\u003eSta-Rite SuperMax and SuperMax VS pumps\u003c\/li\u003e\n    \u003cli\u003eSelect Pentair Waterfall specialty pumps\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eWhen to Replace\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eScrew head is rounded\/stripped and can’t be tightened properly\u003c\/li\u003e\n    \u003cli\u003eThreads are damaged or the screw will not hold torque\u003c\/li\u003e\n    \u003cli\u003eCorrosion or staining that makes future service difficult\u003c\/li\u003e\n    \u003cli\u003eDiffuser was removed for service and hardware is worn\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eTurn off power at the breaker and relieve system pressure before opening the pump.\u003c\/li\u003e\n    \u003cli\u003eStart each screw by hand to avoid cross-threading.\u003c\/li\u003e\n    \u003cli\u003eTighten evenly (do not over-tighten) to avoid cracking plastic diffuser\/threads.\u003c\/li\u003e\n    \u003cli\u003eIf threads in the plastic are damaged, inspect the diffuser and housing for repair\/replacement needs.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eRelated Products (Aqua Pool Supply)\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=Pentair%20355331\"\u003ePentair Challenger Diffuser O-Ring 355331 (Search)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=Pentair%20355329Z\"\u003ePentair Challenger Seal Plate O-Ring 355329Z (Search)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=Pentair%20355330\"\u003ePentair Challenger Strainer Pot \/ Housing O-Ring 355330 (Search)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=Pentair%20shaft%20seal%20Challenger\"\u003ePentair Challenger Shaft Seal Kits (Search)\u003c\/a\u003e\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eMaintenance Tips\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eWhen servicing the wet end, inspect diffuser O-rings and sealing surfaces—air leaks and poor priming often start there.\u003c\/li\u003e\n    \u003cli\u003eKeep hardware clean and dry at the equipment pad; rinse off chemical splash and salt mist where applicable.\u003c\/li\u003e\n    \u003cli\u003eIf you frequently open the pump, consider keeping a small set of replacement screws on hand to prevent downtime.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":46797894025391,"sku":"355334Z","price":7.75,"currency_code":"USD","in_stock":true}],"url":"https:\/\/freshized.com\/products\/pentairchallengerdiffuserscrew8hexwasherhead355334zpen355334z","provider":"Freshized","version":"1.0","type":"link"}