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Replaces sprinkler heads: 19917AE, 12979AE"},{"id":"1289718","name":"QRFS SKU","value":"VK3021BR200"},{"id":"1289719","name":"Manufacturer Part Number","value":"23870AE"},{"id":"1289720","name":"Replaces Manufacturer Part Numbers","value":"19917AE, 12979AE"},{"id":"1289721","name":"Manufacturer","value":"Viking™"},{"id":"1289722","name":"SIN","value":"VK3021"},{"id":"1289723","name":"Model","value":"XT1"},{"id":"1289724","name":"Head Type","value":"Pendent"},{"id":"1289725","name":"Finish","value":"Brass"},{"id":"1289726","name":"Finish Detail","value":"Brass"},{"id":"1289727","name":"Size","value":"1/2 in."},{"id":"1289728","name":"Size Detail","value":"1/2 in. NPT Sprinkler"},{"id":"1289729","name":"K Factor","value":"5.6K"},{"id":"1289730","name":"Response Type","value":"Quick Response (QR)"},{"id":"1289731","name":"Temperature","value":"200F"},{"id":"1289732","name":"Heat Element","value":"Glass Bulb"},{"id":"1289733","name":"Coverage","value":"Standard Coverage"},{"id":"1289734","name":"Material","value":"Brass Frame, Stainless Steel Deflector"},{"id":"1289735","name":"Corrosion Resistant","value":"No"},{"id":"1289736","name":"May Contain Lead","value":"Yes"},{"id":"1289737","name":"UL Listed","value":"Yes"},{"id":"1289738","name":"FM Approved","value":"Yes"},{"id":"1289739","name":"Maximum Working Water Pressure","value":"175 PSI (UL, DM) 250 PSI (UL)"},{"id":"1289740","name":"Escutcheon Type","value":"Recessed or Surface Mounted"},{"id":"1289741","name":"Length","value":"1 in. (25.4 mm)"},{"id":"1289742","name":"Width","value":"1 in. (25.4 mm)"},{"id":"1289743","name":"Height","value":"1.94 in. (49.28 mm)"},{"id":"1289744","name":"Weight","value":"0.14 lb. (0.06 kg)"},{"id":"1289745","name":"Available Box/Pack Quantity","value":"50"},{"id":"1289746","name":"Stock Status","value":"In Stock"},{"id":"1289747","name":"__alsobought","value":"7052"},{"id":"1289748","name":"__alsobought","value":"7053"},{"id":"1289749","name":"__alsobought","value":"6713"},{"id":"1289750","name":"__alsobought","value":"6808"},{"id":"1289751","name":"__alsobought","value":"7051"},{"id":"1289752","name":"SKU Option","value":"VK3021 Brass 200F"},{"id":"1289753","name":"__alternative","value":"5801"},{"id":"1289754","name":"__alternative","value":"5860"},{"id":"1289755","name":"__sprinklertype","value":"Wet"},{"id":"1289756","name":"__dooRanking","value":"ZZZZGGNZ"},{"id":"1289757","name":"__margincategory","value":"Fire Sprinklers / Heads"},{"id":"1289758","name":"System Type","value":"Wet"},{"id":"1289759","name":"InstaSeal Compatible","value":"Yes"},{"id":"1289760","name":"__cartupsell","value":"6810"},{"id":"1289761","name":"__cartupsell","value":"6811"},{"id":"1289762","name":"__upsell","value":"9874"},{"id":"1289763","name":"__upsell","value":"7053"}],"sku":"VK3021BR200","backorder_availability_prompt":"More available for backorder","url":"https://www.qrfs.com/fire-sprinklers/viking-xt1-pendent-fire-sprinkler-vk3021-quick-response-5-6k-brass-200f-23870ae-formerly-19917ae","description":"<h2><strong>Viking™ XT1 Quick Response Pendent (VK3021) Fire Sprinkler Head</strong></h2> <p>This Viking™ QR Pendent Fire Sprinkler features a glass bulb activating at 200F (93C) with a 5.6 K-Factor, and 1/2 in. NPT threads. Each pendent head features a brass frame and stainless steel deflector. The Sprinkler Identification Number (SIN) is VK3021. This is a quick response, standard coverage sprinkler with a maximum working water pressure of 250 PSI (UL), 175 PSI (FM).</p> <p>The VK3021 pendent sprinkler delivers effective, affordable defense against fire in light and ordinary hazard occupancies in commercial building sprinkler systems. Using a heat-activated glass bulb assembly, this automatic fire sprinkler opens when ambient temperatures reach 200F (93C), drenching the area surrounding a fire to keep it in its place of origin.</p> <h2><strong>Viking™ QR Pendent Fire Sprinkler XT1 (VK3021) Sprinkler Head Listings and Approvals</strong></h2> <p>Each XT1 upright sprinkler is made by Viking™, a global leader in fire protection manufacturing for nearly 100 years. When installed properly, this fire sprinkler head is cULus Listed, VdS Approved, FM Approved, UKCA Approved, CE Listed, MED Approved, and LPCB Approved. Refer to the datasheet for listings and approvals in specific temperatures and/or applications.</p> <p>The sprinkler is cULus Listed as indicated in Table 5.1 of the datasheet for installation in accordance with the latest edition of NFPA 13 for standard spray sprinklers.</p> <p>The sprinkler is FM Approved as quick response Non&ndash;Storage upright sprinkler as indicated in the FM Approval Guide in the datasheet. The sprinkler is also approved for use in FM Approved vacuum dry sprinkler systems with a maximum supervisory vacuum pressure of &ndash;3 psi (&ndash;207 mbar).</p> <p>This pendent sprinkler head has a maximum working pressure of 250 PSI (17.2 BAR) UL, 175 PSI (12.1 BAR) UL, FM and connects to wet piping systems.</p> <h2><strong>Viking™ XT1 (VK3021) Pendent Sprinkler Installation and Other Information</strong></h2> <p>During installation be aware that over tightening will cause permanent damage to the 1/2 in. NPT threads and/or the fire sprinklers themselves. Use the manufacturer approved installation wrench and tighten to a maximum torque of 14 ft-lb (19 N-m). Refer to the data sheet for additional storage and installation information.</p> <p>This pendent sprinkler features a brass finish and a 200F (93C) temperature. Available finish options include Brass, Chrome, White, and Black. White Polyester Painted (White), and Flat Black Polyester Painted (Black) are UL Listed as corrosion resistant. Temperature options include 135F (57C), 155F (68C), 175F (79C), 200F (93C), and 286F (141C). Finish and temperature combinations available in the &ldquo;Options&rdquo; section at the top of this product page.</p> <p>The VK3021 listed accessories include the approved Viking™ Wrench (part no. 23559MB), the approved Viking™ Recessed Wrench (23560MB), the Viking™ XT1 Model XG Head Guard (part no. 23930), and the approved Viking™ escutcheon(s). Commonly purchased with fire sprinkler head cabinets and sprinkler shut off tools. These products are available in the &ldquo;Frequently bought together&rdquo; products section at the top of this product page.</p>","show_backorder_message":false,"tags":[],"warranty":"<div class=\"resource-file\"><img src=\"/content/img/Document.png\" class=\"resource-fileicon\"><a href=\"https://www.vikinggroupinc.com/sites/default/files/documents/110720.pdf\" target=_blank\">Viking™ VK3021 Data Sheet (PDF - External Link)</a></div><div class=\"resource-file\"><img src=\"/content/img/blog.png\" class=\"resource-fileicon\"><a href=\"https://blog.qrfs.com/351-a-guide-to-viking-fire-sprinkler-heads/\" target=_blank\">A Guide to Viking™ Fire Sprinkler Heads (Blog)</a></div>","price":{"without_tax":{"formatted":"$17.67","value":17.67,"currency":"USD"},"tax_label":"Tax"},"detail_messages":"","availability":"","page_title":"Pendent Sprinkler Head | VK3021 Viking™ | 5.6K Brass 200F","default_shipping_expectation_prompt":"We ship available items right away, and backordered items as soon as they're in stock","height":"1.00","cart_url":"https://www.qrfs.com/cart.php","show_backorder_availability_prompt":false,"max_purchase_quantity":0,"show_quantity_on_hand":false,"show_default_shipping_expectation_prompt":false,"show_quantity_on_backorder":false,"brand":{"name":"Viking™","url":"https://www.qrfs.com/viking-zdmy/"},"attributes":[],"mpn":"23870AE","upc":null,"options":[],"related_products":[{"id":10238,"sku":"VK3021BR135","name":"Viking™ VK3021 Pendent Sprinkler | QR | 5.6K | Brass | 135F | 23870AA","url":"https://www.qrfs.com/viking-xt1-vk3021-brass-135-1-2-in-pendent-fire-sprinkler-5-6-k-23870aa","availability":"","rating":0,"brand":{"name":"Viking™"},"category":["Fire Sprinklers","Fire Sprinklers/Sprinkler Heads","Fire Sprinklers/Sprinkler Heads/Pendents","Fire Sprinklers/Sprinkler Heads/Quick Response (QR)","Fire Sprinklers/Sprinkler Heads/Viking™ Fire Sprinklers"],"summary":"Viking™ XT1 Quick Response Pendent (VK3021) Fire Sprinkler Head This Viking™ QR Pendent Fire Sprinkler features a glass bulb activating at 135F (57C) with a 5.6 K-Factor, and 1/2 in. 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