Viking® VK319, Model M, 5.6K, Standard, High Pressure 250 PSI, Horizontal Sidewall, QR, 1/2" NPT, White, 175 Degree 12285MD/W Fire Sprinkler Head glass clip Name: System Sensor HWL-LF L-Series

Name: System Sensor HWL-LF L-Series Indoor 2-Wire Selectable Output Low Frequency Sounder

57-593-7-175

Manufacturer Part Numbers:  560006838

Brass 212 Degree 58-441-1-214 Fire Sprinkler Head

57-591-1-360

Viking® VK319, Model M, 5.6K, Standard, High Pressure 250 PSI, Horizontal Sidewall, QR, 1/2" NPT, White, 175 Degree 12285MD/W Fire Sprinkler Head glass clip Name: System Sensor HWL-LF L-SeriesViking VK319, Model M, 5. 6K, Standard, High Pressure 250 PSI, Horizontal Sidewall, QR, 1 2" NPT, White, 175 Degree 12285MD 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