PN#034122  SKU#17307  Height Control Valve. Rapid Dump Feature Valve Used with International Chassis. Ports: 1/4″ NPT. Note: Used with International chassis. Valves feature patent Shear-Seal® design technology. Superior performance in high cycle and contaminated air conditions. Precision machined metal sealing surface creates a zero leak (less than 4CC per minute). Increased life expectancy and lower air consumption. Direct replacement for many OE valve installations.