Viking® VK319, Model M, 5.6K, Standard, High Pressure 250 PSI, Horizontal Sidewall, QR, 1/2" NPT, White, 286 Degree 12285MG/W Fire Sprinkler Head 22068F quick-response sprinklers with a fusible

quick-response sprinklers with a fusible link operating element

Sprinkler Identification Number RA1411

you need the 3" 4630-LC Model

BU152132S9

L421114198

Viking® VK319, Model M, 5.6K, Standard, High Pressure 250 PSI, Horizontal Sidewall, QR, 1/2" NPT, White, 286 Degree 12285MG/W Fire Sprinkler Head 22068F quick-response sprinklers with a fusibleViking VK319, Model M, 5. 6K, Standard, High Pressure 250 PSI, Horizontal Sidewall, QR, 1 2" NPT, White, 286 Degree 12285MG W Fire Sprinkler Head Horizontal Sidewall, Microfast, 5. 6 K Factor, Standard Orifice, Quick Response, 1 2 inch NPT, HIGH PRESSURE, 250 PSI, Sprinkler, Light and Ordinary Hazard, (General reference only Always refer to technical datasheet for accurate listings and approvals) Available In Multiple Colors and Temperatures. See