The Tru-Flate 17-351 air chuck is a standard brass ball foot chuck that attaches to air lines for general air filling applications. It is a direct air line, or closed chuck type, which means that it comes equipped with a built-in shutoff valve and is not suitable for use with inflator or pressure gauges. It has a maximum pressure rating of 150 pounds per square inch (psi), and a 1/4" female National Pipe Thread Taper (NPT) connection. This air chuck is suitable for a wide range of general commercial and industrial air filling applications.

Plews & Edelmann manufactures automotive and pneumatic hose, lines, reels, accessories, fittings, and lubricants under the Edelmann, Amflo, Omega, LubriMatic, and UltraLube brands. The company, founded in 1909, is headquartered in Dixon, IL.