{"product_id":"aladdin-o-136-pentair-ultra-flo-lid-o-ring-39300300","title":"Aladdin O-136 Pentair Ultra Flo Lid O-Ring | 39300300","description":"\u003cp data-start=\"231\" data-end=\"937\"\u003eThe Aladdin O-136 Pentair Ultra Flo Lid O-Ring is a precision-molded seal crafted to match the original dimensions of Pentair part 39300300, ensuring secure and reliable sealing on Ultra Flo pump lids. Its chemical-resistant elastomer maintains flexibility under pressure, forming a tight barrier that helps prevent suction-side air leaks, loss of prime, and reduced hydraulic performance. The O-136 fits the lid groove cleanly according to the original Pentair sealing profile, allowing fast installation during routine maintenance or pump servicing. Designed for dependable operation, it supports stable suction and efficient water movement throughout the Ultra Flo pump system.\u003c\/p\u003e\n\u003ch3 data-start=\"939\" data-end=\"957\"\u003e\u003cstrong data-start=\"943\" data-end=\"957\"\u003eHighlights\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"958\" data-end=\"1694\"\u003e\n\u003cli data-start=\"958\" data-end=\"1110\"\u003e\n\u003cp data-start=\"960\" data-end=\"1110\"\u003e\u003cstrong data-start=\"960\" data-end=\"987\"\u003eMatches 39300300 Specs:\u003c\/strong\u003e Sized to follow the original Pentair 39300300 sealing profile for accurate fit and consistent Ultra Flo lid performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1111\" data-end=\"1260\"\u003e\n\u003cp data-start=\"1113\" data-end=\"1260\"\u003e\u003cstrong data-start=\"1113\" data-end=\"1137\"\u003eStops Air Intrusion:\u003c\/strong\u003e Forms a uniform, watertight seal that helps maintain pump prime, reduces air draw, and prevents circulation disruptions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1261\" data-end=\"1401\"\u003e\n\u003cp data-start=\"1263\" data-end=\"1401\"\u003e\u003cstrong data-start=\"1263\" data-end=\"1294\"\u003eDurable Elastomer Material:\u003c\/strong\u003e Withstands chlorine, heat, and daily pressure cycles without flattening, cracking, or losing elasticity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1402\" data-end=\"1551\"\u003e\n\u003cp data-start=\"1404\" data-end=\"1551\"\u003e\u003cstrong data-start=\"1404\" data-end=\"1429\"\u003eClean Groove Seating:\u003c\/strong\u003e Precision-molded shape drops smoothly into the lid channel for quick, straightforward installation during pump service.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1552\" data-end=\"1694\"\u003e\n\u003cp data-start=\"1554\" data-end=\"1694\"\u003e\u003cstrong data-start=\"1554\" data-end=\"1582\"\u003eImproves Flow Stability:\u003c\/strong\u003e Helps eliminate suction issues that can reduce system efficiency, supporting reliable and balanced pump output.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePentair Ultra-Flo Pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"3515\" data-end=\"3534\"\u003eAdditional Info\u003c\/h3\u003e\n\u003cp data-start=\"3535\" data-end=\"3892\"\u003eThe Aladdin O-136 Ultra Flo Lid O-Ring replaces Pentair 39300300 and provides a reliable seal that prevents air leaks in Ultra Flo pumps. This FAQ supports Wholesale Pool Mart customers comparing local pricing, confirming nearby stock, and planning service visits. These details help ensure the O-136 supports stable suction and dependable pump performance.\u003c\/p\u003e\n\u003ch2 data-start=\"3894\" data-end=\"3930\"\u003eCompatibility and Fitment Details\u003c\/h2\u003e\n\u003cp data-start=\"3931\" data-end=\"4079\"\u003eTechnicians and DIY customers often verify the correct O-ring size before beginning pump service. This section outlines how to confirm proper match.\u003c\/p\u003e\n\u003ch4 data-start=\"4081\" data-end=\"4144\"\u003eIs the O-136 the correct replacement for Pentair 39300300?\u003c\/h4\u003e\n\u003cp data-start=\"4145\" data-end=\"4310\"\u003eYes, the O-136 is molded to the same specifications as Pentair’s 39300300 Ultra Flo lid seal. If your pump lid references this part, the O-136 is the correct gasket.\u003c\/p\u003e\n\u003ch4 data-start=\"4312\" data-end=\"4382\"\u003eWill this O-ring fit consistently across all Ultra Flo pump lids?\u003c\/h4\u003e\n\u003cp data-start=\"4383\" data-end=\"4524\"\u003eYes, Ultra Flo lids use a standardized groove size. The O-136 seats evenly in the channel and maintains uniform compression during operation.\u003c\/p\u003e\n\u003ch4 data-start=\"4526\" data-end=\"4588\"\u003eCan replacing this O-ring resolve suction-side air leaks?\u003c\/h4\u003e\n\u003cp data-start=\"4589\" data-end=\"4727\"\u003eIn many cases, yes. A flattened or cracked lid O-ring is a common cause of loss of prime. Installing the O-136 helps restore a tight seal.\u003c\/p\u003e\n\u003ch2 data-start=\"4729\" data-end=\"4779\"\u003eInstallation, Maintenance, and Service Planning\u003c\/h2\u003e\n\u003cp data-start=\"4780\" data-end=\"4891\"\u003eService professionals preparing for a job often want clarity on installation technique and post-install checks.\u003c\/p\u003e\n\u003ch4 data-start=\"4893\" data-end=\"4952\"\u003eHow should the O-136 be installed during pump service?\u003c\/h4\u003e\n\u003cp data-start=\"4953\" data-end=\"5139\"\u003eClean the groove, apply a thin layer of silicone lubricant, and seat the O-ring evenly. Avoid stretching it excessively. Reinstall the lid and tighten evenly for proper sealing pressure.\u003c\/p\u003e\n\u003ch4 data-start=\"5141\" data-end=\"5199\"\u003eWhat symptoms indicate that my old O-ring has failed?\u003c\/h4\u003e\n\u003cp data-start=\"5200\" data-end=\"5373\"\u003eAir bubbles in the pump basket, slow priming, or an inability to hold suction are typical signs. Replacing the O-ring is a common first step in suction-side troubleshooting.\u003c\/p\u003e\n\u003ch4 data-start=\"5375\" data-end=\"5434\"\u003eHow do technicians verify the seal after installation?\u003c\/h4\u003e\n\u003cp data-start=\"5435\" data-end=\"5593\"\u003eAfter priming, the pump should run smoothly with no air pockets. A consistent water level in the pump pot indicates that the lid seal is functioning properly.\u003c\/p\u003e\n\u003ch2 data-start=\"5595\" data-end=\"5644\"\u003eLocal Pricing, Stock, and Service Coordination\u003c\/h2\u003e\n\u003cp data-start=\"5645\" data-end=\"5744\"\u003eWholesale Pool Mart customers often work across multiple locations when preparing for pump repairs.\u003c\/p\u003e\n\u003ch4 data-start=\"5746\" data-end=\"5825\"\u003eIs the O-136 generally available across nearby Wholesale Pool Mart stores?\u003c\/h4\u003e\n\u003cp data-start=\"5826\" data-end=\"5970\"\u003eYes, due to the Ultra Flo pump’s wide installation base. Checking local pricing helps plan for service jobs that involve multiple pump rebuilds.\u003c\/p\u003e\n\u003ch4 data-start=\"5972\" data-end=\"6046\"\u003eWhat information should I have handy before calling for availability?\u003c\/h4\u003e\n\u003cp data-start=\"6047\" data-end=\"6210\"\u003ePump model, lid part number, and photos of the lid groove help staff confirm the correct O-ring quickly. This reduces delays when gathering parts across locations.\u003c\/p\u003e\n\u003ch4 data-start=\"6212\" data-end=\"6280\"\u003eDo professionals often replace other parts alongside the O-136?\u003c\/h4\u003e\n\u003cp data-start=\"6281\" data-end=\"6430\"\u003eYes, they frequently pair this O-ring with diffuser gaskets, shaft seals, or pump lids. Bundling components ensures a complete and efficient rebuild.\u003c\/p\u003e","brand":"Aladdin","offers":[{"title":"Default Title","offer_id":54546773868835,"sku":"O-136","price":4.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0914\/0987\/5235\/files\/AladdinO-136PentairUltraFloLidO-Ring39300300WholesalePoolMart_2.jpg?v=1766078242","url":"https:\/\/wholesalepoolmart.com\/products\/aladdin-o-136-pentair-ultra-flo-lid-o-ring-39300300","provider":"Wholesale Pool Mart","version":"1.0","type":"link"}