Paccar 1000534258BSM OEM 2.0ton Block Type A/C Expansion Valve-Valve Type Stat Seal Block design (Slim-Line) Hose Side Connections #6 Slim-Line (Inlet) #10 Slim-Line (Outlet) Evaporator Side Connections #8 Slim-Line (Inlet & Outlet) Switch Ports Features specialized M10 and M12 switch ports - we have 1 of these 2.0ton block type air conditioning expansion valves available.