The AIRman B2400-B85 is a robust check valve with a 1/4" NPT connection. This valve is designed to allow air to flow in only one direction, preventing backflow and ensuring the proper and safe function of a wide range of pneumatic systems. Width: 1.1” Height: 2.8” Thickness: 1.3” Cross-Reference: Velvac 320001, Bendix 800375 SC-3, Wabash 12900686 Application: Check Valve