{"product_id":"viking-vk470-residential-pendent-fire-sprinkler-torque-assist","title":"Viking VK470 Residential Pendent Fire Sprinkler Torque-Assist","description":"\u003cdiv\u003e\n\u003cp\u003eThe Viking VK470 Residential Pendent Fire Sprinkler with Torque-Assist is a ceiling-mounted fire suppression component designed for wet pipe fire protection assemblies in one- and two-family dwellings. Installed pendent-style to hang below the ceiling line, it discharges water in a wide, round spray pattern to cover the floor area below. The unit operates via a thermosensitive glass bulb that expands and shatters at a rated temperature, triggering rapid water discharge for early flame control.\u003c\/p\u003e \u003cp\u003eThis sprinkler is engineered to satisfy residential fire safety code requirements specified in NFPA 13D. Proper installation ensures compliance with local life safety codes, providing reliable activation and maximized protective coverage for residential building layouts.\u003c\/p\u003e \u003ch2\u003eKey Features \u0026amp; Construction\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eTorque-Assist Installation:\u003c\/b\u003e Simplifies mounting by reducing labor effort and ensuring a secure, consistent fit for dependable activation.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eK-Factor 3.0 Design:\u003c\/b\u003e Optimizes water flow and pressure balance, allowing for efficient residential coverage and potentially reduced pipe sizes.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDurable Construction:\u003c\/b\u003e Built from robust brass components and corrosion-resistant coatings to maintain long-term performance against environmental factors.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eThermosensitive Glass Bulb:\u003c\/b\u003e Expands to shatter and activate the sprinkler precisely when the rated activation temperature is reached.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDiscreet Pendent Profile:\u003c\/b\u003e Hangs unobtrusively from ceilings while delivering controlled, wide-area water discharge.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical Specifications \u0026amp; Compliance\u003c\/h2\u003e\n\u003ctable\u003e \u003ctr\u003e \u003ctd\u003e\u003cb\u003eManufacturer \/ Brand\u003c\/b\u003e\u003c\/td\u003e \u003ctd\u003eViking\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cb\u003eModel \/ Series Number \/ SIN\u003c\/b\u003e\u003c\/td\u003e \u003ctd\u003eVK470 (SIN VK470)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cb\u003eConnection \/ Thread Size \u0026amp; Type\u003c\/b\u003e\u003c\/td\u003e \u003ctd\u003e1\/2-inch (15 mm) NPT\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cb\u003ePressure Rating (WWP)\u003c\/b\u003e\u003c\/td\u003e \u003ctd\u003e175 psi (12 bar) maximum working pressure\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cb\u003eK-Factor\u003c\/b\u003e\u003c\/td\u003e \u003ctd\u003e3.0\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cb\u003eTemperature Rating \/ Response Type\u003c\/b\u003e\u003c\/td\u003e \u003ctd\u003eAvailable in 155 °F and 175 °F variants\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cb\u003eMaterial \/ Body Construction\u003c\/b\u003e\u003c\/td\u003e \u003ctd\u003eBrass with corrosion-resistant coatings\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cb\u003eApplicable NFPA Standards\u003c\/b\u003e\u003c\/td\u003e \u003ctd\u003eNFPA 13D\u003c\/td\u003e \u003c\/tr\u003e\n\u003c\/table\u003e \u003cp\u003eVerify all local Authority Having Jurisdiction (AHJ) requirements and consult the manufacturer's technical data sheets before beginning installation.\u003c\/p\u003e \n\u003cp\u003e\u003cstrong\u003eProduct Specifications:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.vikinggroupinc.com\/sites\/default\/files\/2026-09\/061011.pdf\" target=\"_blank\" rel=\"noopener\"\u003eViking VK470 Torque-Assist sprinkler technical data (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Fire Protection Parts","offers":[{"title":"Brass \/ 155 °F (68 °C)","offer_id":68031332679770,"sku":"17147AB-TQ","price":16.99,"currency_code":"USD","in_stock":true},{"title":"Chrome \/ 155 °F (68 °C)","offer_id":68031332712538,"sku":"17147FB-TQ","price":18.99,"currency_code":"USD","in_stock":true},{"title":"Chrome \/ 175 °F (79 °C)","offer_id":68031332745306,"sku":"17147FD-TQ","price":18.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ 155 °F (68 °C)","offer_id":68031332778074,"sku":"17147MB\/B-TQ","price":21.99,"currency_code":"USD","in_stock":true},{"title":"White \/ 175 °F (79 °C)","offer_id":68031332810842,"sku":"17147MD\/W-TQ","price":18.99,"currency_code":"USD","in_stock":true},{"title":"Nickel PTFE (ENT) \/ 155 °F (68 °C)","offer_id":68031332843610,"sku":"17147JNB-TQ","price":49.99,"currency_code":"USD","in_stock":true},{"title":"Nickel PTFE (ENT) \/ 175 °F (79 °C)","offer_id":68031332876378,"sku":"17147JND-TQ","price":49.99,"currency_code":"USD","in_stock":true},{"title":"Brass \/ 175 °F (79 °C)","offer_id":68031332909146,"sku":"17147AD-TQ","price":16.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/0637\/7818\/files\/vk470-k30-residential-pendent-fire-sprinkler-8465837_f72bd478-5c52-4469-80c6-dfa26346cf09.webp?v=1794374605","url":"https:\/\/patriotsafesource.com\/products\/viking-vk470-residential-pendent-fire-sprinkler-torque-assist","provider":"Patriot SafeSource","version":"1.0","type":"link"}