{"product_id":"aladdin-o-510-hayward-northstar-strainer-cover-o-ring-spx4000ts","title":"Aladdin O-510 Hayward NorthStar Strainer Cover O-Ring | SPX4000TS","description":"\u003cp data-start=\"245\" data-end=\"963\"\u003eThe Aladdin O-510 Strainer Cover O-Ring is molded to match the original Hayward SPX4000TS seal used on NorthStar pump strainer lids, providing a precise, reliable replacement that helps maintain strong pump priming. Its chemical-resistant elastomer construction holds flexibility under pressure, heat, and repeated lid removal, creating a consistent suction-side barrier that prevents air intrusion and water leakage. Sized to follow the OEM-style NorthStar lid groove profile, the O-510 seats cleanly for secure closure during routine maintenance. Designed for daily operation in demanding pool environments, it supports efficient water flow, stable suction, and dependable pump performance.\u003c\/p\u003e\n\u003ch3 data-start=\"965\" data-end=\"983\"\u003e\u003cstrong data-start=\"969\" data-end=\"983\"\u003eHighlights\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"984\" data-end=\"1676\"\u003e\n\u003cli data-start=\"984\" data-end=\"1132\"\u003e\n\u003cp data-start=\"986\" data-end=\"1132\"\u003e\u003cstrong data-start=\"986\" data-end=\"1010\"\u003eSPX4000TS-Match Fit:\u003c\/strong\u003e Molded to align with original Hayward NorthStar strainer cover dimensions for leak-free sealing and proper lid seating.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1133\" data-end=\"1271\"\u003e\n\u003cp data-start=\"1135\" data-end=\"1271\"\u003e\u003cstrong data-start=\"1135\" data-end=\"1164\"\u003eMaintains Strong Priming:\u003c\/strong\u003e Helps prevent suction-side air leaks, supporting stable hydraulic performance and reliable pump startup.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1272\" data-end=\"1407\"\u003e\n\u003cp data-start=\"1274\" data-end=\"1407\"\u003e\u003cstrong data-start=\"1274\" data-end=\"1305\"\u003eDurable Elastomer Material:\u003c\/strong\u003e Resists chlorine, heat, pump vibration, and continuous compression without losing sealing strength.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1408\" data-end=\"1552\"\u003e\n\u003cp data-start=\"1410\" data-end=\"1552\"\u003e\u003cstrong data-start=\"1410\" data-end=\"1439\"\u003eClean Lid Groove Seating:\u003c\/strong\u003e Precision profile fits neatly into the strainer cover groove for fast, consistent installation during service.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1553\" data-end=\"1676\"\u003e\n\u003cp data-start=\"1555\" data-end=\"1676\"\u003e\u003cstrong data-start=\"1555\" data-end=\"1584\"\u003eImproves Pump Efficiency:\u003c\/strong\u003e Supports steady suction and proper water flow, helping maintain overall system reliability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHayward NorthStar Pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"3070\" data-end=\"3089\"\u003eAdditional Info\u003c\/h3\u003e\n\u003cp data-start=\"3090\" data-end=\"3429\"\u003eThe Aladdin O-510 Strainer Cover O-Ring replaces the Hayward SPX4000TS seal used on NorthStar pump lids. This FAQ supports Wholesale Pool Mart customers by helping verify compatible models, plan for pump service, and check nearby stock. The O-510 restores a suction-tight barrier needed for stable priming and strong hydraulic performance.\u003c\/p\u003e\n\u003ch2 data-start=\"3431\" data-end=\"3469\"\u003eCompatibility and Fitment Details\u003c\/h2\u003e\n\u003cp data-start=\"3470\" data-end=\"3631\"\u003eService professionals often confirm O-ring dimensions before heading to a job site. This section outlines how to verify the O-510 alignment with NorthStar pumps.\u003c\/p\u003e\n\u003ch4 data-start=\"3633\" data-end=\"3702\"\u003eIs the O-510 the correct replacement for the SPX4000TS lid seal?\u003c\/h4\u003e\n\u003cp data-start=\"3703\" data-end=\"3851\"\u003eYes, the O-510 is molded to match SPX4000TS specifications. If your NorthStar pump references that part number, this O-ring provides the proper fit.\u003c\/p\u003e\n\u003ch4 data-start=\"3853\" data-end=\"3916\"\u003eDoes the O-510 fit various generations of NorthStar pumps?\u003c\/h4\u003e\n\u003cp data-start=\"3917\" data-end=\"4052\"\u003eYes, the strainer-lid groove dimensions remained consistent across NorthStar models. The O-510 seats uniformly across these variations.\u003c\/p\u003e\n\u003ch4 data-start=\"4054\" data-end=\"4126\"\u003eCan replacing this lid seal resolve suction-loss or priming issues?\u003c\/h4\u003e\n\u003cp data-start=\"4127\" data-end=\"4265\"\u003eYes, suction-side leaks often originate at the lid gasket. Installing the O-510 helps eliminate air entry and stabilizes pump performance.\u003c\/p\u003e\n\u003ch2 data-start=\"4267\" data-end=\"4322\"\u003eInstallation, Maintenance, and Service Preparation\u003c\/h2\u003e\n\u003cp data-start=\"4323\" data-end=\"4417\"\u003eWholesale Pool Mart customers often gather rebuild parts before scheduling pump service calls.\u003c\/p\u003e\n\u003ch4 data-start=\"4419\" data-end=\"4480\"\u003eHow should the O-510 be installed during pump servicing?\u003c\/h4\u003e\n\u003cp data-start=\"4481\" data-end=\"4630\"\u003eClean the groove completely, apply a thin silicone lubricant, and position the O-ring evenly. Reinstall the lid firmly to create uniform compression.\u003c\/p\u003e\n\u003ch4 data-start=\"4632\" data-end=\"4690\"\u003eWhat problems occur when a lid O-ring begins to fail?\u003c\/h4\u003e\n\u003cp data-start=\"4691\" data-end=\"4846\"\u003eAir leaks, fluctuating pressure, noisy pump operation, or bubbles in the pump basket are typical signs. Replacing the seal usually restores normal suction.\u003c\/p\u003e\n\u003ch4 data-start=\"4848\" data-end=\"4916\"\u003eHow do technicians verify the new seal is performing correctly?\u003c\/h4\u003e\n\u003cp data-start=\"4917\" data-end=\"5028\"\u003eThe pump should prime rapidly, hold steady pressure, and show no moisture around the lid area during operation.\u003c\/p\u003e\n\u003ch2 data-start=\"5030\" data-end=\"5081\"\u003eLocal Pricing, Stock, and Service Coordination\u003c\/h2\u003e\n\u003cp data-start=\"5082\" data-end=\"5183\"\u003eWholesale Pool Mart customers often compare nearby store availability for efficient service planning.\u003c\/p\u003e\n\u003ch4 data-start=\"5185\" data-end=\"5265\"\u003eIs the O-510 typically stocked across nearby Wholesale Pool Mart locations?\u003c\/h4\u003e\n\u003cp data-start=\"5266\" data-end=\"5421\"\u003eYes, the O-510 is frequently stocked due to the volume of NorthStar pumps in circulation. Checking local pricing helps prepare for multi-pump service jobs.\u003c\/p\u003e\n\u003ch4 data-start=\"5423\" data-end=\"5480\"\u003eWhat should I provide when calling for availability?\u003c\/h4\u003e\n\u003cp data-start=\"5481\" data-end=\"5597\"\u003eProvide your pump model, lid photo, or the SPX4000TS reference. Staff can quickly confirm whether the O-510 matches.\u003c\/p\u003e\n\u003ch4 data-start=\"5599\" data-end=\"5667\"\u003eDo professionals typically buy additional seals with the O-510?\u003c\/h4\u003e\n\u003cp data-start=\"5668\" data-end=\"5776\"\u003eYes, many purchase shaft seals, diffuser gaskets, or replacement lids to complete a full pump service visit.\u003c\/p\u003e","brand":"Aladdin","offers":[{"title":"Default Title","offer_id":54549643362595,"sku":"O-510","price":14.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0914\/0987\/5235\/files\/AladdinO-510HaywardNorthStarStrainerCoverO-RingSPX4000TSWholesalePoolMart_2.jpg?v=1766078134","url":"https:\/\/wholesalepoolmart.com\/products\/aladdin-o-510-hayward-northstar-strainer-cover-o-ring-spx4000ts","provider":"Wholesale Pool Mart","version":"1.0","type":"link"}