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January 17, 2014 Sprinkler 123c <br /> �F2 <br /> ESFR PENDENT SPRINKLER <br /> VK503 (K16.8) <br /> -NIKJNG* <br /> The Viking Corporation, 210 N Industrial Park Drive, Hastings MI 49058 <br /> Telephone: 269-945-9501 Technical Services: 877-384-5464 Fax: 269-818-1680 Email: techsvcs@vikingcorp.com <br /> Approval Chart 1 (UL) Temperature KEY <br /> ESFR Pendent Sprinkler VK503 Finish <br /> Maximum 175 PSI (12 bar)WWP A1X• Escutcheon(if applicable) <br /> Base Part Thread Size Nominal K-Factor Overall Length Listings and Approvals3,4 <br /> Number' <br /> SIN (Refer also to Design Criteria on page 123d.)NPT BSP U.S. metricz Inches mm cULuss NYCs VdS LPCB C E <br /> 14073 VK503 3/4" -- 16.8 242 2-7/8 73 Al Al -- -- -- -- <br /> 14818 VK503 -- 20 mm 16.8 242 2-7/8 73 Al Al -- -- -- -- <br /> Approved Temperature Ratings Approved Finish <br /> A- 165 °F (74 °C)and 205 °F (96 °C) 1 -Brass <br /> Footnotes <br /> ' Base part number shown. For complete part number, refer to the price list. <br /> 2 Metric K-Factor measurement shown is when pressure is measured in bar.When pressure is measured in kPa,divide the metric K-Factor shown by 10.0. <br /> 3 This chart shows listings and approvals available at the time of printing.Other approvals may be in process. <br /> 4 Refer to the latest standards of NFPA 13. <br /> 5 Listed by Underwriters Laboratories Inc.for use in the U.S.and Canada. <br /> 6 Accepted for use,City of New York Department of Buildings, MEA Number 89-92-E,Vol.41. <br /> Wrench <br /> Plat <br /> Protective 1-13/32' <br /> Sprinkler (35,7 mm) 900 <br /> Cap <br /> 2-7/8' <br /> (73 mm) <br /> 1-15/32" <br /> (37,3 mm) <br /> A VIG�D�IC 93635 D <br /> 1-3/4' <br /> Use Side A -Por �(44,5 mm)~ <br /> ESFR Pendent K16.8 <br /> Sprinkler VK503 <br /> Figure 1: Figure 2: <br /> ESFR Pendent Sprinkler Wrench 13635W/B ESFR Pendent Sprinkler VK503 Dimensions <br />