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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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1/2"NPT
(15 mm BSPT)
Minimum required
opening in the ceiling
21/2"
(64 mm)
Maximum
Form No. F_041623
Rev 02
The Viking Corporation, 210 N Industrial Park Drive, Hastings MI 49058
21/4"
(57 mm)
NOTE: Image is representative only. Actual product may vary.
Figure 4: Sprinkler Dimensions and Deflector Markings
21/4" (57 mm)
Nominal pipe engagement
NOTE: Image is representative only. Actual product may vary.
Figure 5: Sprinkler Installation Dimensions
August 2023
TECHNICAL DATA
31/4"
(83 mm)
7/16" (11 mm)
2"
(50 mm)
Minimum
FREEDOM
RESIDENTIAL
®
CONCEALED PENDENT
SPRINKLER VK495 (K3.7)
Sprinkler
Identification
Number (SIN)
Listing
Year of
Manufacture
Temperature
Rating
Page 6 of 7
K-factor
Sprinkler type
Nominal pipe
engagement 7/16"
(11 mm)
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