The Bonetti Bont Body A182 F22 Size 1″ Stem CR13 B16.34 420 6750 2700 FIG 6042 is a piston check valve manufactured by Bonetti. It is designed for use with Bonetti brand products and features a grey color, steel material, and a model number of 6042. This valve is specifically designed to provide reliable and efficient control of fluid or gas flow in various industrial and commercial applications. With its high-quality construction and compatibility with specific Bonetti models, this piston check valve is a valuable component for many systems requiring precise flow regulation.