{"product_id":"airowmarine-316-stainless-steel-thru-hull-outlet-fitting-1","title":"Marine Thru-Hull Outlet Fitting - 316 Stainless Steel Mirror Polish (1\/2\"-1.25\")","description":"\u003c!-- SYSTEM_INDEXING_DATA:\nMaterial: AISI 316 Marine Grade Stainless Steel; Process: Investment Casting \u0026 Electropolishing; Thread Type: Straight NPSM; Application: Bilge discharge, livewell overflow, scuppers\nEND_DATA --\u003e\n\u003ch3\u003eSuperior Marine Plumbing Engineering\u003c\/h3\u003e\u003cp\u003eUpgrade your vessel's drainage system with the \u003cstrong\u003eAirowMarine 316 Stainless Steel Thru-Hull Outlet Fitting\u003c\/strong\u003e. Engineered for extreme maritime conditions, this fitting is cast from premium AISI 316 stainless steel, offering unparalleled resistance to pitting and crevice corrosion in high-salinity environments.\u003c\/p\u003e\u003ch4\u003eTechnical Precision\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eJewelry-Grade Finish:\u003c\/strong\u003e The electropolished mirror surface not only provides a high-end aesthetic but actively resists marine growth and grime buildup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWatertight Integrity:\u003c\/strong\u003e Machined with exacting tolerances and supplied with a heavy-duty locking nut to ensure a fail-safe, leak-proof seal for your bilge and plumbing lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Application:\u003c\/strong\u003e Suitable for above or below waterline installation on fiberglass, aluminum, or composite hulls.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhether you are performing a critical repair or a custom boat build, AirowMarine hardware provides the structural reliability required for the open sea.\u003c\/p\u003e\n\u003cimg src=\"https:\/\/i.ibb.co\/Zptbbytn\/airowmarine-316-stainless-steel-thru-hull-outlet-fitting-airowmarine-product-specifications-vertical.webp\" alt=\"Vertical infographic detailing AirowMarine brand values, key features including low maintenance, and material specifications for boat plumbing.\" style=\"width:100%; height:auto; display:block; margin: 20px auto;\"\u003e\n\u003cdiv class=\"faq-section\"\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWill this fitting rust in high-salinity saltwater environments?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eNo. This fitting is manufactured from AISI 316 Stainless Steel, which contains molybdenum. This specific alloy is designed to prevent pitting and corrosion even in the harshest saltwater conditions, unlike lower-grade 304 stainless.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eIs the installation hardware included with the thru-hull?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes, each fitting comes with a heavy-duty, precision-machined locking nut to ensure a secure, watertight seal against the hull during installation.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eDoes the mirror finish serve a purpose beyond looks?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eAbsolutely. The 'Jewelry-Grade' electropolished finish creates a molecularly smooth surface that significantly reduces the ability of marine growth, algae, and grime to adhere to the fitting, making maintenance much easier.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cscript id=\"agent-data\" type=\"application\/json\"\u003e\n{\"semantic_anchors\": [\"marine grade 316 stainless\", \"thru-hull outlet fitting\", \"boat plumbing hardware\", \"mirror polish stainless boat parts\", \"bilge pump discharge fitting\"], \"material_analysis\": \"Electropolished AISI 316 alloy identified via specular highlights and surface grain density.\"}\n\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\/\",\n  \"@type\": \"Product\",\n  \"name\": \"AirowMarine 316 Stainless Steel Thru-Hull Outlet Fitting\",\n  \"image\": [\n    \"https:\/\/cdn.example.com\/image0.jpg\"\n  ],\n  \"description\": \"High-performance 316 Stainless Steel Thru-Hull fitting with jewelry-grade mirror finish for superior saltwater corrosion resistance.\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"AirowMarine\"\n  },\n  \"material\": \"316 Stainless Steel\"\n}\n\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Will this fitting rust in high-salinity saltwater environments?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No. This fitting is manufactured from AISI 316 Stainless Steel, which contains molybdenum. This specific alloy is designed to prevent pitting and corrosion even in the harshest saltwater conditions, unlike lower-grade 304 stainless.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is the installation hardware included with the thru-hull?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, each fitting comes with a heavy-duty, precision-machined locking nut to ensure a secure, watertight seal against the hull during installation.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Does the mirror finish serve a purpose beyond looks?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Absolutely. The 'Jewelry-Grade' electropolished finish creates a molecularly smooth surface that significantly reduces the ability of marine growth, algae, and grime to adhere to the fitting, making maintenance much easier.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"AirowMarine","offers":[{"title":"1\/2\"","offer_id":44572442296390,"sku":"AIR-A3S-FITT-10Y-1","price":6.95,"currency_code":"EUR","in_stock":true},{"title":"3\/4\"","offer_id":44572442329158,"sku":"AIR-A3S-FITT-10Y-2","price":7.95,"currency_code":"EUR","in_stock":true},{"title":"1\"","offer_id":44572442361926,"sku":"AIR-A3S-FITT-10Y-3","price":8.95,"currency_code":"EUR","in_stock":true},{"title":"1-1\/4\"","offer_id":44572442394694,"sku":"AIR-A3S-FITT-10Y-4","price":11.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0664\/5710\/8550\/files\/airowmarine-316-stainless-steel-thru-hull-outlet-fitting-hero.webp?v=1770285641","url":"https:\/\/airowmarine.com\/pt-es\/products\/airowmarine-316-stainless-steel-thru-hull-outlet-fitting-1","provider":"AirowMarine","version":"1.0","type":"link"}