This is a A-117865A1 Feeder House Chain, Rice PN: 117865A1Main Description As Following : A-117865A1 Chain, Feeder House; Rice P.N: 117865A1 For 54 1/2" feeder house; 1/4" serrated slats every 8th link; chrome pins - 9 SlatsC to C Of Sprocket: 27 1/4"Links: 69Quantity-Chain: 2-CA557Replaces: 110537A1, 1305987C92, 1305987C91, 1324272C2, 1324272C1, 1989514C1 Replaces: FIHC1440187CS *** NO CLASS *** , Crossed From: AM117865A1 , , AV100612 VAPORMATIC , F1645 SHOUP , 110537A1 CASE-IH , 1305987C91 CASE-IH , 1305987C92 CASE-IH , 1324272C1 CASE-IH , 1324272C2 CASE-IH , 1989514C1 CASE-IH , 300-C117865 , , 300C117865 , Found in Section & Models : Headers/Platforms/Feeder House > Feeder House Chain, Case-IH COMBINE: 1460, Case-IH COMBINE: 1640, Case-IH COMBINE: 1660, Case-IH COMBINE: 1666, Case-IH COMBINE: 2144, Case-IH COMBINE: 2166, Case-IH COMBINE: 2344, Case-IH COMBINE: 2366 Associated Items : A-CA557C, A-CA557O Also A-IH-O-1440COMB, A-IH-P-ENG56CYL, A-IH-P-1460COMB, A-IH-S-ENG3400, A-IH-S-1440COMB, A-IH-S-1660COMB, A-IH-S-1660COMB And : For 54 1/2" feeder house; 1/4" serrated slats every 8th link; chrome pins - 9 Slats C to C Of Sprocket: 27 1/4" Links: 69 Quantity-Chain: 2-CA557 Replaces: 110537A1, 1305987C92, 1305987C91, 1324272C2, 1324272C1, 1989514C1