Fire Sprinkler Head, Viking Dry Sprinkler, VK150, 5.6K, Pendent, Standard Response, 1" NPT, Plain Barrel- Available In Multiple Configurations 12207BA NPT stands for National Pipe

NPT stands for National Pipe Thread

NFPA 72 2016 (Meets maximum light pulse duration of 20 ms)

Overall Dimensions:  9

212 Degree

Manufacturer Part Numbers:  10551W/B

Fire Sprinkler Head, Viking Dry Sprinkler, VK150, 5.6K, Pendent, Standard Response, 1" NPT, Plain Barrel- Available In Multiple Configurations 12207BA NPT stands for National PipeFire Sprinkler Head, Viking Dry Sprinkler, VK150, 5. 6K, Pendent, Standard Response, 1" NPT, Plain Barrel Available In Multiple Colors and Temperatures and Lengths Standard Response, Dry Pendent, 5. 6 K Factor, 1 inch NPT, Plain Barrel, Glass Bulb Available In The Following Configurations: Brass 175 Degree Yellow Bulb 12 Inch Length 07852UAD12 Brass 200 Degree Green Bulb 18 Inch Length 07852UAE18 Chrome 155 Degree Red Bulb 6 Inch Length 07852UFB06