This tube support meets the standards for NSF Lead Content Program, has a length of 17/32 inch, a maximum operating pressure of 400 psi and is designed for the following applications: air lines, chemical dispensing, compressors, cooling lines, fluid transfer, industry, lubrication lines, machinery. It has an operating temperature of 65 Degrees F to 200 Degrees F, and is made of brass. In addition, it is a tube insert, with an imperial system of measurement.