All Categories > Sight Flow Indicators > S16 Series Sight Flow Indicators > S16TB Series Class 300 ASME Threaded Double Window Sight Flow Indicators > Advanced Search Advanced Search in S16TB Series Class 300 ASME Threaded Double Window Sight Flow Indicators Unit of Measure Imperial Metric Both Specifications Size (in) No Preference 1/4 3/8 1/2 3/4 1 1-1/4 1-1/2 2 Material Carbon Steel/Non-Asbestos 316 Stainless Steel/PTFE 3545 Standard Wetted Materials Indicating Device Drip Tube Flapper Plain Rotor Clear Cancel Advanced Search