K4742 Pitot Tube Pitot Type Standard Insertion Length 8.625 in Tube Material Stainless Steel Process Connection Gender Male Process Connection Size 1/4 in Process Connection Type NPT Maximum Media Temperature 1 500 Degrees F Series 160 Includes Air Velocity Calculator Direct Reading Velocity Charts Minimum Duct Diameter 10 in Standards CE ASHRAE ROHS Tube Diameter 5/16 in