Especially for oil storage tanks and similar applications. The level gauges are also often used on board of ships. They meet the requirements of the international classification societies, such as the Lloyd's Register of Shipping, Bureau Veritas, American Bureau of Shipping, Germanische Lloyd, Det Norske Veritas. Available length is between 245mm and 6000mm. Please specify required length when ordering. Also following types are available if required. - with the same connection on top including push-button or lever and weight., - all of stainless steel, - anti-clockwise to close. Pressure/Temperature rating: 2 bar-95oC