Viking® VK310, Model M, 5.6K, Standard, Conventional, QR, 1/2" NPT, Black, 286 Degree 19391MG/B Fire Sprinkler Head WAYNE DALTON 53-101-1-212

53-101-1-212

Inside Diameter - 1 7/8"

57-361-1-286

57-533-1-360

77-370-9-155

Viking® VK310, Model M, 5.6K, Standard, Conventional, QR, 1/2" NPT, Black, 286 Degree 19391MG/B Fire Sprinkler Head WAYNE DALTON 53-101-1-212Viking VK310, Model M, 5. 6K, Standard, Conventional, QR, 1 2" NPT, Black, 286 Degree 19391MG B Fire Sprinkler Head The Viking Microfast Quick Response Conventional Sprinkler VK310 is a small, thermosensitive, glass bulb spray sprinkler available in several different finishes, temperature ratings, and K factors to meet design requirements. The special Polyester and Electroless Nickel PTFE (ENT) coatings can be used in decorative applications where