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