{"product_id":"pentair-2-154-buna-n-70-o-ring-for-fullflow-valves-275300z","title":"Pentair #2-154 Buna-N 70 O-Ring for FullFlow Valves | 275300Z","description":"\u003ch2\u003ePentair #2-154 Buna-N 70 O-Ring for FullFlow Valves | 275300Z\u003c\/h2\u003e\n\u003cp\u003eOEM Pentair #2-154 Buna-N 70 O-ring for FullFlow sand and D.E. valve models 263010 and 263011. Two required per valve.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eGenuine Pentair replacement #2-154 Buna-N 70 O-ring.\u003c\/li\u003e\n  \u003cli\u003eFits Pentair FullFlow sand and D.E. valve models 263010 and 263011.\u003c\/li\u003e\n  \u003cli\u003eTwo O-rings are required in the FullFlow valve assembly.\u003c\/li\u003e\n  \u003cli\u003eDirect replacement for worn, flattened, cracked, or leaking valve seals.\u003c\/li\u003e\n  \u003cli\u003eBest matched by valve model and part number before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe Pentair 275300Z O-ring is the correct #2-154 Buna-N 70 replacement seal for Pentair FullFlow sand and D.E. valve models 263010 and 263011. Pentair lists two required in the valve assembly, so replacing both during service is the clean move. This is not a universal O-ring. Match the valve model before ordering to avoid leaks, poor fit, or repeat teardown.\u003c\/p\u003e\n\n\u003ch3\u003ePro Tip\u003c\/h3\u003e\n\u003cp\u003eIf the valve is already apart, replace both required O-rings and inspect the valve adapter seals at the same time. Reusing old seals is usually not worth the risk.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Parts\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/www.epoolsupply.com\/products\/pentair-o-ring-2-332-valve-adapter-274494z\"\u003ePentair O-Ring 2-332 Valve Adapter | 274494Z\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/www.epoolsupply.com\/products\/pentair-bulkhead-ring-adapter-274440z\"\u003ePentair Bulkhead Ring Adapter | 274440Z\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/www.epoolsupply.com\/products\/jandy-r0465700-cover-o-ring-large-jandy-neverlube-2-3-port-valve-o-636-bagged\"\u003eJandy Cover O-Ring Large NeverLube 2\/3 Port Valve | O-636-BAGGED\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation Tips\u003c\/h3\u003e\n\u003cp\u003eShut the pump off and relieve all system pressure before valve service. Confirm the valve model is 263010 or 263011, remove old seals carefully, clean the grooves, and lubricate replacement O-rings with pool-safe silicone lubricant only.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":42419750600789,"sku":"275300Z","price":7.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.epoolsupply.com\/products\/pentair-2-154-buna-n-70-o-ring-for-fullflow-valves-275300z","provider":"ePoolSupply","version":"1.0","type":"link"}