MICROFAST
®
QUICK
RESPONSE CONVENTIONAL
SPRINKLER VK354 (K8.0)
TECHNICAL DATA
Page 3 of 3
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
Visit the Viking website for the latest edition of this technical data page www.vikinggroupinc.com.
Form No. F_033214 18.11.05 Rev 18.3.P65
DESIGN CRITERIA - UL
(Also refer to Approval Chart 1)
cULus Listing Requirements:
The Viking Microfast
®
Quick Response Conventional Sprinkler VK354 is cULus Listed as indicated in Approval Chart 1 for installation
in accordance with the latest edition of NFPA 13 for old style (conventional) sprinklers.
•
Designed for use in Light and Ordinary Hazard occupancies
.
•
The sprinkler installation rules contained in NFPA 13 for standard spray old style (conventional) sprinklers must be followed.
IMPORTANT: Always refer to Bulletin Form No. F_091699 - Care and Handling of Sprinklers. Also refer to Bulletin 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 organiza-
tions, and also with the provisions of governmental codes, ordinances, and standards, whenever applicable. `
Approval Chart 1 (UL)
Viking Microfast
®
Quick Response Conventional Sprinkler VK354
Maximum 175 PSI (12 bar) WWP
Base Part
Number
1
SIN
Thread Size
Nominal K-Factor
Overall Length
Listings and Approvals
3
(Refer also to Design Criteria.)
NPT
BSP
U.S.
metric
2
Inches
mm
cULus
4
VdS
LPCB
8
18261
VK354
3/4”
20 mm
8.0
115.2
2-5/16
59
A1
--
A2
B2
7
B2
NOTICE - Product Below - Limited Availability (Contact Local Viking Office)
06768B
VK354
3/4”
20 mm
8.0
115.2
2-5/16
59
A1
--
A2
B2
7
B2
Approved Temperature Ratings
A - 135 °F (57 °C), 155 °F (68 °C), 175 °F (79 °C), 200 °F (93 °C), and
286 °F (141°C)
B - 155 °F (68 °C), 175 °F (79 °C), 200 °F (93 °C), and 286 °F (141°C)
Approved Finishes
1 - Brass, Chrome, White Polyester
5,6
, Black Polyester
5,6
, and
Black PTFE
5
2 - Brass, Chrome, White Polyester
5,6
, and Black Polyester
5,6
Footnotes
1
Base part number is shown. 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 table shows the listings and approvals available at the time of printing. Check with the manufacturer for any additional approvals.
4
Listed by Underwriters Laboratories Inc. for use in the U.S. and Canada.
5
cULus Listed as corrosion resistant.
6
Other colors are available on request with the same Listings and Approvals as the standard colors.
7
CE Certified, Standard EN 12259-1, EC-certificate of constancy of performance 0832-CPR-S0021.
8
MED Certified, Standard EN 12259-1, EC-certificate 0832-MED-1003.
Replaces Form No. F_060714 Rev 18.3
(Added P65 Warning.)
