3-way shuttle valve, dry cleaning part 0402001, for compatible commercial dry cleaning machine pneumatic systems. Union Drycleaning references may use PU040201; the Firbimatic master parts list identifies this as 3-way valve shuttle type 0402001, with old reference P11536 and valve reference 338-035. Use this replacement valve when servicing equipment that requires a matching 3-way shuttle valve assembly. Verify part number 0402001, Union reference PU040201, old reference P11536, valve style, port configuration, material, and machine fitment before ordering.