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Page 5 of 6 <br /> MICROFAST@ QUICK <br /> RESPONSE HORIZONTAL <br /> SIDEWALL SPRINKLER <br /> VK305 (K5.6) <br /> :G:: <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 /> Visit the Viking website for the latest edition of this technical data page: www.vikinggroupinc.com <br /> Temperature KEY <br /> Approval Chart 1 (F -M) ♦ Finish <br /> Al X F Escutcheon(if applicable) <br /> Microfast®Quick Response Sidewall Sprinklers <br /> Maximum 175 PSI WWP <br /> Sprinkler Thread Size Nominal K-Factor Overall Length FM Approvals3,4 <br /> Base Part SIN <br /> Number' NPT BSPT U.S. metrW Inches mm (Refer also to Design Criteria below.) <br /> 12997 VK305 1/2" 15 mm 5.6 80.6 2-11/16 68 A1Y, B1X <br /> NOTICEOffice) <br /> 12121 1 VK305 1/2" 1 15 mm 1 5.6 80.6 1 2-11/16 1 68 A1W, B1X,C2W, D2Z -- <br /> Approved Temperature Ratings Approved Escutcheons <br /> X - Installed with standard surface-mounted escutch- <br /> A- 135 OF (57 °C), 155 OF (68 °C), 175 OF (79 Approved Finishes eons or recessed with the Viking Micromatic®Model <br /> °C), 200 OF (93°C),and 286 OF(141 °C) 1 -Brass E-1, E-2, E-3, or G-1 Recessed Escutcheon <br /> B-135 OF(57°C), 155 OF(68°C), 175 OF(79°C), Y - Installed with standard surface-mounted escutch- <br /> and 200°F(93°C) eons <br /> Footnotes <br /> Base part number shown. For complete part number, refer to Viking's current price schedule. <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 /> 'This table shows the FM Approvals available at the time of printing. Other approvals may be in process. <br /> 4 Viking vertical sidewall sprinklers may be installed pendent or upright. <br /> 5 Approved according to China GB Standard. <br /> DESIGN CRITERIA - FM <br /> (Also refer to Approval Chart 2 above.) <br /> FM Approval Reauirements: <br /> Horizontal Sidewall Sprinkler VK305 is FM Approved as a quick response Non-Storage sidewall sprinkler as indicated in the FM Approval Guide. For <br /> specific application and installation requirements, reference the latest applicable FM Loss Prevention Data Sheets (including Data Sheet 2-0). FM <br /> Global Loss Prevention Data Sheets contain guidelines relating to, but not limited to: minimum water supply requirements, hydraulic design, ceiling <br /> slope and obstructions, minimum and maximum allowable spacing,and deflector distance below the ceiling. <br /> NOTE:The FM installation guidelines may differ from cULus and/or NFPA criteria. <br /> IMPORTANT: Always refer to Bulletin Form No. F_091699 - Care and Handling of Sprinklers.Also refer to Bulletin Form No. <br /> F_080614 for general care, installation,and maintenance information.Viking sprinklers are to be installed in accordance with <br /> the latest edition of Viking technical data,the appropriate standards of NFPA, FM Global, LPCB,APSAD,VdS or other similar <br /> organizations, and also with the provisions of governmental codes, ordinances, and standards, whenever applicable. <br /> Form No. F_060914 19.11.21 Rev 19.2 <br />