STANDARD RESPONSE
FUSIBLE LINK UPRIGHT
SPRINKLER VK108 (K5.6)
TECHNICAL DATA
Page 5 of 5
Form No. F_052214 21.09.29 Rev 21.1
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: [email protected]
Visit the Viking website for the latest edition of this technical data page www.vikinggroupinc.com
Approval Chart 2 (FM)
Standard Response Upright Sprinkler VK108
Maximum 175 PSI (12 bar) WWP
Sprinkler Base
Part Number
1
SIN
Thread Size
Nominal K-factor
Overall Length
FM Approvals
3
(Refer also to Design Criteria below.)
NPT
BSPT
U.S.
metric
2
Inches
mm
Standard Orifice
12973
VK108
1/2”
15 mm
5.6
80.6
2-1/4”
58
A1
NOTICE - Product Below - Limited Availability (Contact Local Viking Office)
05557
VK108
1/2”
15 mm
5.6
80.6
2-1/4”
58
A1
Approved Temperature Ratings
A - 165 °F (74 °C), 220 °F (104 °C), and 286 °F (141 °C)
Approved Finishes
1 - Brass, White Polyester
4
, Black Polyester
4
, and ENT
Footnotes
1
Base part number is shown. For complete part number, refer to Viking’s current price schedule.
2
Metric K-factor shown is for use when pressure is measured in bar. When pressure is measured in kPa, divide the metric K-factor shown by 10.0.
3
This table shows the listings and approvals available at the time of printing. Check with the manufacturer for any additional approvals.
4
Other colors are available on request with the same Approvals as the standard colors.
DESIGN CRITERIA - FM
(Also refer to Approval Chart 2.)
FM Approval Requirements:
Sprinkler VK108 is FM Approved as a standard response Non-Storage upright sprinkler 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, FM Global, LPCB, APSAD, VdS or other similar organiza-
tions, and also with the provisions of governmental codes, ordinances, and standards, whenever applicable.
Replaces Form No. F_052214 Rev 19.2
(Removed Cap render in Figure 1.)
