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Telephone: 269-945-9501 Technical Services: 877-384-5464 Fax: 269-818-1680 Email: techsvcs@vikingcorp.com
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Wrench Flat
Figure 1: Sprinkler Wrench
Base Part
SIN
Thread Size
Number
1
19591
VK514
19592
VK514
25 mm BSPT
22894
VK514
22958
VK514
25 mm BSPT
A - 165 °F (74 °C) and 205 °F (96 °C)
Base part number shown. For complete part number, refer to the 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 listings and approvals available at the time of printing. Other approvals may be in process.
3.
Refer to the latest standards of NFPA 13.
4.
Listed by Underwriters Laboratories Inc. for use in the U.S. as an ESFR Sprinkler (refer to the deflector position requirements).
5.
FM Approved as a quick response pendent Storage sprinkler. Refer toTables 3 & 5.
6.
Form No. F_102422
Rev 01
TECHNICAL BULLETIN
The Viking Corporation, 210 N Industrial Park Drive, Hastings MI 49058
Protective Sprinkler
Cap
Use Side B Only
ESFR Pendent Sprinkler VK514
Maximum 175 PSI (12 bar) WWP
Nominal K-Factor
U.S.
1" NPT
28.0
28.0
1" NPT
28.0
28.0
Approved Temperature Ratings
October 2022
3-3/16"
(81mm)
Approval Chart
Overall Length
metric
Inches
2
404
3-3/16
404
3-3/16
404
3-3/16
404
3-3/16
Footnotes
ESFR PENDENT SPRINKLER
UL: SPECIFIC APPLICATION ESFR SPRINKLER
FM: STORAGE SPRINKLER
NFPA: SPECIAL SPRINKLER
1-9/16"
(40mm)
1-5/8"
(41mm)
Figure 2: Sprinkler Dimensions
Listings and Approvals
(Refer also to Tables 3 and 4.)
mm
UL
5
81
A1
81
A1
81
A1
81
A1
Approved Finish
1 - Brass
Page 4 of 6
VK514 (K28.0)
1-3/4"
(45mm)
3,4
FM
6
--
--
A1
A1
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