{"product_id":"swimables-pilot-screw-with-gum-washer-for-pentair-pool-spa-light-sw-70-355","title":"Swimables Pilot Screw with Gum Washer 79104800 for Pentair Pool \u0026 Spa Light | SW-70-355","description":"\u003cp data-start=\"1791\" data-end=\"2451\"\u003eThe Swimables SW-70-355 pilot screw with gum washer is a corrosion-resistant fastener designed for Pentair-style underwater light niches. Crafted from 316-grade stainless steel, it offers excellent performance in both saltwater and chlorinated pools. The captive gum washer beneath the screw head ensures a tight moisture barrier, protecting the light fixture and electrical components. Precision-machined threading with an anti-cross-thread pilot tip guarantees smooth installation and long service life. Designed as a direct replacement for part numbers 619355 and 79104800, the SW-70-355 maintains proper sealing and grounding in stainless niche assemblies.\u003c\/p\u003e\n\u003ch3 data-start=\"2453\" data-end=\"2469\"\u003eHighlights\u003c\/h3\u003e\n\u003cul data-start=\"2470\" data-end=\"3052\"\u003e\n\u003cli data-start=\"2470\" data-end=\"2603\"\u003e\n\u003cp data-start=\"2472\" data-end=\"2603\"\u003e\u003cstrong data-start=\"2472\" data-end=\"2504\"\u003eHigh-Strength 316 Stainless:\u003c\/strong\u003e Delivers exceptional corrosion resistance and mechanical durability for pool-light applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2604\" data-end=\"2714\"\u003e\n\u003cp data-start=\"2606\" data-end=\"2714\"\u003e\u003cstrong data-start=\"2606\" data-end=\"2632\"\u003eWatertight Gum Washer:\u003c\/strong\u003e Built-in washer prevents water intrusion around the light lens and gasket area.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2715\" data-end=\"2826\"\u003e\n\u003cp data-start=\"2717\" data-end=\"2826\"\u003e\u003cstrong data-start=\"2717\" data-end=\"2740\"\u003eOEM-Compatible Fit:\u003c\/strong\u003e Interchangeable with Pentair part numbers 619355 and 79104800 for easy replacement.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2827\" data-end=\"2939\"\u003e\n\u003cp data-start=\"2829\" data-end=\"2939\"\u003e\u003cstrong data-start=\"2829\" data-end=\"2855\"\u003eThread Protection Tip:\u003c\/strong\u003e Pilot screw design reduces cross-threading and enhances installation reliability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2940\" data-end=\"3052\"\u003e\n\u003cp data-start=\"2942\" data-end=\"3052\"\u003e\u003cstrong data-start=\"2942\" data-end=\"2975\"\u003eIdeal for Harsh Environments:\u003c\/strong\u003e Suited for stainless light niches exposed to chlorine, salt, and moisture.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"3554\" data-end=\"3575\"\u003eAdditional Info\u003c\/h3\u003e\n\u003cp data-start=\"3576\" data-end=\"3879\"\u003eThe Swimables SW-70-355 pilot screw with gum washer is a premium replacement part designed for online customers maintaining Pentair-style underwater light fixtures. Built from marine-grade 316 stainless steel, it offers high corrosion resistance and watertight security for both salt and chlorine pools.\u003c\/p\u003e\n\u003ch2 data-start=\"3881\" data-end=\"3916\"\u003ePremium Stainless Construction\u003c\/h2\u003e\n\u003cp data-start=\"3917\" data-end=\"4100\"\u003eThis screw’s 316 stainless body withstands pool chemicals and corrosion, ensuring dependable fixture security. Ideal for homeowners seeking a lasting, direct-fit light screw solution.\u003c\/p\u003e\n\u003ch4 data-start=\"4102\" data-end=\"4165\"\u003eHow does 316 stainless steel resist corrosion over time?\u003c\/h4\u003e\n\u003ch4 data-start=\"4166\" data-end=\"4233\"\u003eWhy is stainless hardware essential for underwater lighting?\u003c\/h4\u003e\n\u003ch4 data-start=\"4234\" data-end=\"4308\"\u003eWhat makes this fastener suitable for saltwater and chlorine pools?\u003c\/h4\u003e\n\u003ch2 data-start=\"4310\" data-end=\"4339\"\u003eBuilt-In Gum Washer Seal\u003c\/h2\u003e\n\u003cp data-start=\"4340\" data-end=\"4524\"\u003eThe captive gum washer provides a moisture-tight seal, preventing leaks and extending the lifespan of gaskets and electrical components. It also maintains fixture safety and stability.\u003c\/p\u003e\n\u003ch4 data-start=\"4526\" data-end=\"4594\"\u003eHow does the gum washer improve water sealing and protection?\u003c\/h4\u003e\n\u003ch4 data-start=\"4595\" data-end=\"4651\"\u003eWhat signs indicate the washer needs replacement?\u003c\/h4\u003e\n\u003ch4 data-start=\"4652\" data-end=\"4712\"\u003eWhy is sealing critical for safe underwater lighting?\u003c\/h4\u003e\n\u003ch2 data-start=\"4714\" data-end=\"4756\"\u003eEasy Online Replacement Compatibility\u003c\/h2\u003e\n\u003cp data-start=\"4757\" data-end=\"4941\"\u003eThe SW-70-355 replaces Pentair part numbers 619355 and 79104800 directly. Its pilot-style threading ensures smooth, guided installation for homeowners performing DIY light maintenance.\u003c\/p\u003e\n\u003ch4 data-start=\"4943\" data-end=\"4997\"\u003eWhich part numbers are supported by this screw?\u003c\/h4\u003e\n\u003ch4 data-start=\"4998\" data-end=\"5067\"\u003eHow does the pilot tip make installation easier for DIY users?\u003c\/h4\u003e\n\u003ch4 data-start=\"5068\" data-end=\"5131\"\u003eWhat are the steps to safely replace a pool light screw?\u003c\/h4\u003e","brand":"Swimables","offers":[{"title":"Default Title","offer_id":52177693212972,"sku":"SW-70-355","price":7.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/1943\/3260\/files\/SwimablesPilotScrewwithGumWasher79104800forPentairPool_SpaLightSW-70-355SOSPool.jpg?v=1766079722","url":"https:\/\/www.sospool.com\/products\/swimables-pilot-screw-with-gum-washer-for-pentair-pool-spa-light-sw-70-355","provider":"SOS Pool \u0026 Spa Supplies","version":"1.0","type":"link"}