The Krueger 16N512 is a float-type level gauge designed for use in stationary tanks to indicate liquid level. It features a 304 stainless steel float and 316 stainless steel stem, making it suitable for use with water, oil, and other common industrial liquids. The gauge has a maximum temperature rating of 500°F and a maximum pressure rating of 150 PSI. It provides continuous level indication through a direct reading of the float position on the stem. Overall, this rugged and versatile level gauge provides simple, reliable liquid level indication for industrial tank applications.