Robust build: Crafted with 304 stainless steel, the 1/2 npt female sight glass promises longevity and is resilient to high pressures up to 100 PSI, offering a reliable and durable solution for various industrial applications. Versatile compatibility: This sight glass tube can be effectively utilized with a range of materials including butane, propane, ethanol, and more, offering flexibility and convenience in various industrial setups. Optimal temperature tolerance: Seamlessly functioning in a wide temperature range from -60° to 180°F, the 1/2 npt female coupler stands as a testament to adaptability and efficiency, catering to diverse operational needs. Clear visibility: Featuring a glass sight with a visible length of 1-3/16", the female npt 1/2 connector provides a clear and convenient monitoring window, enhancing operational safety and efficiency. Secure sealing: Armed with a pressure-tight solid gasket design along with Viton seals, the sight glass window ensures no leaks and offers a stable and secure setup, promoting operational peace of mind.

The body of the flow sight is 304 stainless steel. The glass sight has a pressure tight, solid gasket design with Viton seals.