SIGHT FLOW INDICATORS Application Forms SAF.0SFI.001 Sight Flow Indicators.pdf THREADED Economy Series S11 S17A S17B S22A S22B Bulls Eye Double Window(up to 285 PSIG) Series S12 S13T S14T S27T High Pressure Bulls Eye Double Window(Class 300/600/900/1500#) Series S16T S16TB Full View Threaded(Up to 150 PSIG) Series S18T S21T Armored Cylinder(Up to 150 PSIG) Series S19T S22A S22B S22C Self-Cleaning Cylinder(Up to 230 PSIG) Series S17C Ball Action(Up to 435 PSIG) Series S17B S22A FLANGED Bulls Eye Double Window ASME(Class 150/300/600#) Series S13F S14FB S14FC S16F S16FB S16FC S27F Full View Flanged(Up to 150 PSIG) Series S18F S21F Armored Cylinder(Up to 150 PSIG) Series S19F Lined/Coated(Up to 1480 PSIG) Series S24F S19F S18FL TRI-CLAMP Sanitary - Stainless Steel(Up to 150 PSIG) Series S23A S23B S24C