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Telephone: 269-945-9501 Technical Services: 877-384-5464 Fax: 269-818-1680 Email: techsvcs@vikingcorp.com
Visit the Viking website for the latest edition of this technical data page www.vikinggroupinc.com.
Base Part
Maximum
SIN
Number
Pressure
1
13947
VK307
175 psi
13948
VK307
175 psi
Approved Temperature Ratings
A - 165 °F (74 °C), 205 °F (96 °C), 280
°F (138 °C)
B - 165 °F (74 °C) and 205 °F (96 °C)
Base part number shown. For complete part number, refer to Viking's current price schedule.
1
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.
2
This table shows the FM Approvals available at the time of printing. Other approvals may be in process.
3
FM Approval Requirements:
Horizontal Sidewall Sprinkler VK307 is FM Approved as quick response Non-storage sidewall sprinklers as indicated in the FM Approval Guide. For
specific application and installation requirements, reference the latest applicable FM Loss Prevention Data Sheets (including Data Sheet 2-0). FM
Global Loss Prevention Data Sheets contain guidelines relating to, but not limited to: minimum water supply requirements, hydraulic design, ceiling
slope and obstructions, minimum and maximum allowable spacing, and deflector distance below the ceiling.
NOTE: The FM installation guidelines may differ from cULus and/or NFPA criteria.
IMPORTANT: Always refer to Bulletin Form No. F_091699 - Care and Handling of Sprinklers. Also refer to Form No. F_080614
for general care, installation, and maintenance information. Viking sprinklers are to be installed in accordance with the latest
edition of Viking technical data, the appropriate standards of NFPA, LPCB, APSAD, VdS or other similar organizations, and
also with the provisions of governmental codes, ordinances, and standards, whenever applicable.
Form No. F_062714
20.06.04
TECHNICAL DATA
The Viking Corporation, 210 N Industrial Park Drive, Hastings MI 49058
Approval Chart 1 (FM)
Quick Response Fusible Element Horizontal Sidewall Sprinkler VK307
Maximum 175 PSI WWP
Thread Size
Nominal K-Factor
NPT
BSPT
U.S.
1/2"
15 mm
5.6
NOTICE - Product Below - Limited Availability (Contact Local Viking Office)
1/2"
15 mm
5.6
1 - Brass, Chrome, and ENT
DESIGN CRITERIA - FM
(Also refer to Approval Chart 2 above.)
Rev 20.1
Overall Length
metric
Inches
2
80.6
2-1/2
80.6
2-1/2
Approved Finishes
Footnotes
MICROFAST
RESPONSE FUSIBLE
ELEMENT HSW SPRINKLER
VK307 (K5.6)
FM Approvals
(Refer also to Design Criteria below.)
mm
64
A1Y, B1X
64
A1Y, B1X
Approved Escutcheons
X - Installed with standard surface-mounted
escutcheons or recessed with the Viking
Micromatic
Model E-1 or E-2 Recessed
®
Escutcheons, or G-1 Recessed Escutcheon
Y - Installed with standard surface-mount-
ed escutcheons or the G-1 Recessed
Escutcheon
Z -Installed with standard surface-mounted
escutcheons
W - Standard surface-mounted escutcheons
or recessed with the Viking Model E-1
Recesded Escutcheon.
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