This is a A-136440A1 Feeder House Chain PN: 136440A1Main Description As Following : A-136440A1 Chain, Feeder House P.N: 136440A1 For 60" feeder house; 1/4" smooth slats every 6th link; chrome pins - 13 SlatsC to C Of Sprocket: 36 3/8"Links: 76Quantity-Chain: 2-CA557 Replaces: FIHC1481167C *** NO CLASS *** , Crossed From: AM136440A1 , , AV101065 VAPORMATIC , F2188 SHOUP , 300-C136440 , , 300C136440 , Found in Section & Models : Headers/Platforms/Feeder House > Feeder House Chain, Case-IH COMBINE: 2188 Associated Items : A-CA557C, A-CA557O Also This is An Aftermarket Product And : For 60" feeder house; 1/4" smooth slats every 6th link; chrome pins - 13 Slats C to C Of Sprocket: 36 3/8" Links: 76 Quantity-Chain: 2-CA557