Tyco® Protectospray Nozzle Model D-3, Directional Spray Nozzle, Medium Velocity, Open, 1/2” NPT, No.18 .250” Orifice, Angle 180, 1.8K, Teflon Coated Bronze, 49-318-4-180 S271CFS420 A lockout feature prevents reinsertion

A lockout feature prevents reinsertion of the cord until the cover is removed

measure the bottom of your sprinkler head at the base of the threads

49-865-7-135

Outside Diameter: 4 3/16"

57-593-9-135

Tyco® Protectospray Nozzle Model D-3, Directional Spray Nozzle, Medium Velocity, Open, 1/2” NPT, No.18 .250” Orifice, Angle 180, 1.8K, Teflon Coated Bronze, 49-318-4-180 S271CFS420 A lockout feature prevents reinsertionThe TYCO Type D3 PROTECTOSPRAY Nozzles are open (non automatic) directional spray nozzles and they are designed for use in water spray fixed systems for fire protection applications. They are external deflector type nozzles that discharge a uniformly filled cone of medium velocity water droplets. Item: Tyco Protectospray Nozzle Model D 3, Directional Spray Nozzle, Medium Velocity, Open, 1 2 NPT, No. 18 . 250 Orifice, Angle 180, 1. 8K, Teflon Coated