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June 12, 2013 Sprinkler 1490 � � FREEDOM� RESIDENTIAL ' � • • PENDENT SPRINKLER VK468 (K4.9) The Viking Corporation, 210 N Industrial Park Drive, Hastings MI 49058 Telephone: 269-945-9501 Technical Services: 877-384-5464 Fax: 269-818-1680 Email: techsvcs@vikingcorp.com Sprinkler Base SIN NPT Thread Size Nominal K-Factor Maximum Water Overall Length Part Number' Inches mm U.S. metricZ Working Pressure Inches mm 13637 VK468 1/2 15 4.9 70.6 175 psi(12 bar) 2-1/4 58 Ordinary Temp Intermediate Temp Max.Coverage Rating (155°F/68°C) Rating(175°F/79°C) Listings and Approvals3 Minimum Area^ 4 4 Deflector Installation Spacing Ft.X Ft. Flow" Pressure Flow" Pressure to Ceiling Type Ft. (m X m) GPM PSI GPM PSI cULuss NYC6 NSFB (L/min) (bar) (L/min) (bar) �m� 12 X 12 13 7.0 13 7.0 (3.7 X 3.7) (49.2) (0.48) {49.2) (0.48) Standard sur- face-mounted 14 X 14 13 7.0 13 7.0 escutcheons,the (4.3 X 4.3) (49.2) (0.48) (49.2) (0.48) Microfast�Model F-1 Adjustable See 16 X 16 13 7.0 13 7.0 1-1/8 to Escutcheon,or Foot- See See $ (4.9 X 4.9) (49.2) (0.48) (49.2) (0.48) 2 inCh recessed with notes 7 Foot- Foot- the Micromatic� and 10. note 7, note 7. �2.4� 18 X 18 17 12.0 17 12.0 Model E-1, (5.5 X 5.5) (64.4) (0.83) (64.4) (0.83) E-2,or E-3 Recessed 20 X 20 20 16.7 20 16.7 Escutcheon (6.1 X 6.1) (75.7) (1.15) (75.7) (1.15) Footnotes 'Part number shown is the base part number. For complete part number,refer to Viking's current price schedule. 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. 3 This chart shows the listings and approvals available at the time of printing. Other approvals may be in process. Check with the manufacturer for any additional approvals. Refer also to Design Criteria on page 149q. ^For areas of coverage smaller than shown,use the"Flow"and"Pressure"for the next larger area listed. Flows and pressures listed are per sprinkler. The distance from sprinklers to walls shall not exceed one-half the sprinkler spacing indicated for the minimum"Flow"and"Pressure"used. 5 Listed by Undervvriter's Laboratories, Inc.for use in the U.S.and Canada. 6 Accepted for use,City of New York Department of Buildings,MEA Number 89-92-E,Vol.35. 'Approved Finishes are: Brass,Chrome,White Polyester,and Black Polyester9 B UL Classified to:NSF/ANSI Standard 61, Drinking Water System Components(MH48034). y Other paint colors are available on request with the same cULus listings as the standard finish colors. 10 Approved finish is Electroless Nickel PTFE (ENT). ENT is cULus Listed as corrosion resistant. ENT is available with standard surface-mounted es- cutcheons or the Micromatic Model E-1 Recessed Escutcheon.