Viking® VK332, Model M, 4.2K, Standard, Fusible Link, Pendent, QR, 1/2" NPT, Brass, 280 Degree 21272AG Fire Sprinkler Head 56-937-1-066 NST - National Standard Thread

NST - National Standard Thread - Most common pipe thread option

Multi-voltage heater

RASCO/Reliable Model RJ Wrench

60-962-4-240

Viking® VK332, Model M, 4.2K, Standard, Fusible Link, Pendent, QR, 1/2" NPT, Brass, 280 Degree 21272AG Fire Sprinkler Head 56-937-1-066 NST - National Standard ThreadViking VK332, Model M, 4. 2K, Standard, Fusible Link, Pendent, QR, 1 2" NPT, Brass, 280 Degree 21272AG Fire Sprinkler Head The Viking Microfast Quick Response Fusible Element Pendent Sprinkler VK332 is a small, thermosensitive, solder link spray sprinkler available with various finishes and temperature ratings to meet design requirements. The special Polyester and Electroless Nickel PTFE (ENT) coatings can be used in decorative applications where