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VK176, VK180, VK172 - Quick Response Dry Pendent Sprinkler (K5.6)

Viking Quick Response Dry Pendent Sprinklers are thermosensitive spray sprinklers suitable for use in areas subject to freezing. The sprinklers are designed for dry systems and preaction systems where it is necessary to prevent water or condensation from entering the drop nipple before sprinkler operation. They may also be installed in spaces subject to freezing and supplied from a wet system in an adjacent heated area.  The special Polyester and Electroless Nickel PTFE (ENT) coatings are listed/approved for installation in corrosive environments. Refer to technical data sheet for design and installation requirements.

Technical Details

K Factor: 

5.6, 
81 metric

Manufacturer: 

Viking

Page: 

F_031793

Part Number: 

08383U, 
08385U, 
08387U, 
16453U, 
16455U, 
16457U

VK Number: 

VK176 (photo), 
VK180, 
VK172

Additional Information: 

NOTICE: The product details indicated below are for general reference only and may vary based on the specific product approval and/or application. Always verify product details with the technical data sheet and consult with the Authority Having Jurisdiction (AHJ).

Max Pressure: 

175 psi (12 bar)

Response Type: 

Quick

Occupancy Type: 

Light Hazard, 
Ordinary Hazard

Thread Size: 

1" NPT (25 mm BSP)

Min Spacing: 

Per Standards / Listings

Max Spacing: 

Per Standards / Listings