This is a A-1342831C1 Seal, Injector PN: 1342831C1Main Description As Following : A-1342831C1 Seal, Injector P.N: 1342831C1 Inside Diameter: .678"Outside Diameter: 1.144" Found in Section & Models : Engine Parts > Injectors, Case-IH COMBINE: 1440, Case-IH COMBINE: 1460, Case-IH COMBINE: 1470, Case-IH COMBINE: 1480, Case-IH COMBINE: 1640, Case-IH COMBINE: 1660, Case-IH COMBINE: 1680, Case-IH COMBINE: 815, Case-IH COMBINE: 915, Case-IH COTTON PICKER: 1822, Case-IH COTTON PICKER: 1844, Case-IH TRACTOR: HYDRO 100, Case-IH TRACTOR: HYDRO 186, Case-IH TRACTOR: 1066, Case-IH TRACTOR: 1086, Case-IH TRACTOR: 1466, Case-IH TRACTOR: 1486, Case-IH TRACTOR: 1566, Case-IH TRACTOR: 1586, Case-IH TRACTOR: 3388 Associated Items : A-675967C91, A-687372C91 Also A-IH-O-1440COMB, A-IH-P-ENG56CYL, A-IH-P-1440COMB, A-IH-S-ENG3400, A-IH-S-1440COMB, A-IH-O-1440COMB, A-IH-P-ENG56CYL, A-IH-P-1460COMB, A-IH-S-ENG3400, A-IH-S-1440COMB, A-IH-O-1440COMB, A-IH-P-ENG56CYL, A-IH-P-1480COMB, A-IH-S-ENG3400, A-IH-S-1440COMB, A-IH-S-1660COMB, A-IH-S-1660COMB, A-IH-S-1660COMB, A-IH-P-ENG56CYL, A-IH-P-8CYLGAS And : Inside Diameter: .678" Outside Diameter: 1.144"