This is a A-1-7844 Expan.Valve PN: 1-7844Main Description As Following : A-1-7844 Expan.Valve P.N: 2171003 Evap.Inlet Line to Evap. Stocked As: A-904-215 Found in Section & Models : Air Conditioning Parts > Lines/ Hoses, Case-IH TRACTOR: TIGER, Case-IH TRACTOR: 9190 Associated Items : New Also This is An Aftermarket Product And : Evap.Inlet Line to Evap.