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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
Pendent sprinklers, guards, and water shields must be ordered separately. Assembly is required. See Table 1 in this document and refer to the
Sprinkler
Sprinkler
Base
SIN
Style
Part No.
1
19915
VK1021
Pendent
19927
VK1021
Pendent
23099
VK1021
Pendent
19923
VK2021
Pendent
19935
VK2021
Pendent
19919
VK2022
Pendent
6
19931
VK2022
Pendent
19917
VK3021
Pendent
19929
VK3021
Pendent
23101
VK3021
Pendent
19925
VK3521
Pendent
19937
VK3521
Pendent
19921
VK3522
Pendent
6
19933
VK3522
Pendent
Base part number is shown. For complete part number, refer to Viking's current price list.
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 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.
3.
Listed by Underwriters Laboratories, Inc. for use in the U.S. and Canada.
4.
FM Approved for protection of occupancies described in the FM Global Loss Prevention Data Sheets (including 2-0 and 8-9) and Technical Advisory Bulletins.
5.
The 1/2" NPT Large Orifice Sprinkler is listed and approved for retrofit only when installed in accordance with NFPA 13.
6.
Form No. F_021319
20.10.06
TECHNICAL DATA
The Viking Corporation, 210 N Industrial Park Drive, Hastings MI 49058
Approval Chart 2
Pendent Intermediate Level XT1 Sprinklers
appropriate sprinkler technical data page for available temperatures and finishes.
Thread Size
Orifice Size
NPT
BSPT
Standard Response, Glass Bulb Type
1/2"
--
Standard
--
15 mm
Standard
1/2"
--
Standard
3/4"
--
Large
--
20 mm
Large
1/2"
--
Large
--
15 mm
Large
Quick Response, Glass Bulb Type
1/2"
--
Standard
--
15 mm
Standard
--
15 mm
Standard
3/4"
--
Large
--
20 mm
Large
1/2"
--
Large
--
15 mm
Large
Approved Temperature Ratings and Finishes
Refer to the sprinkler technical data sheet.
Rev 20.2
Nominal
K-Factor
Maximum Pressure
U.S.
metric
2
5.6
80.6
175 psi
5.6
80.6
175 psi
5.6
80.6
UL-250 psi / FM-175 psi
8.0
115.2
175 psi
8.0
115.2
175 psi
8.0
115.2
175 psi
8.0
115.2
175 psi
5.6
80.6
175 psi
5.6
80.6
175 psi
5.6
80.6
UL-250 psi / FM-175 psi
8.0
115.2
175 psi
8.0
115.2
175 psi
8.0
115.2
175 psi
8.0
115.2
175 psi
Footnotes
(Removed pre-assembled options and wrench.)
GUARDS AND WATER
SHIELDS FOR
XT1 SPRINKLERS
Overall Length
(Sprinkler)
Inches
mm
1-5/16
49
1-5/16
49
1-5/16
49
2
51
2
51
1-5/16
49
1-5/16
49
1-5/16
49
1-5/16
49
1-5/16
49
2
51
2
51
1-5/16
49
1-5/16
49
Replaces Form No. F_021319 Rev 20.1
Page 8 of 8
Listings and
Approvals
3
cULus
FM
4
5
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