The AIRman V38104S221-K11-BLK is a 3-port, 2-position air pilot-push-pull combination valve with a detent, designed for single-acting cylinders and suspension dump applications. This rugged valve features a 19/50" NPT connection and provides reliable, long-lasting performance for a variety of pneumatic systems. Width: 2” Height: 5.4” Thickness: 1” Cross-Reference: FleetSpec AK12401N Application: Single Acting Cylinder, Suspension Dump