This is a A-425-1520 Jam Nut, 1 1/4"-12 PN: 425-1520Main Description As Following : A-425-1520 Jam Nut; 1 1/4"-12 P.N: 425-1520 A-425-1520 Jam Nut; 1 1/4"-12 P.N: 425-1520 Found in Section & Models : Hitch & Drawbar Parts > Top Links, Top Link Pins, Center Links & Jacks, Case-IH COTTON PICKER: 414, Case-IH COTTON PICKER: 420, Case-IH COTTON PICKER: 616, Case-IH COTTON PICKER: 622, Case-IH COTTON PICKER: 782, Case-IH TRACTOR: 1030, Case-IH TRACTOR: 1066, Case-IH TRACTOR: 1070, Case-IH TRACTOR: 1090, Case-IH TRACTOR: 1170, Case-IH TRACTOR: 2090, Case-IH TRACTOR: 2290, Case-IH TRACTOR: 2294, Case-IH TRACTOR: 730, Case-IH TRACTOR: 770, Case-IH TRACTOR: 830, Case-IH TRACTOR: 870, Case-IH TRACTOR: 930, Case-IH TRACTOR: 966, Case-IH TRACTOR: 970 Associated Items : New Also A-CA-O-1030, A-CA-P-1030CK, A-CA-S-1030CK, A-SMC202, A-IH-O-BATTIGN, A-IH-O-1066, A-IH-O-766966, A-IH-P-ENG56CYL, A-IH-P-766966, A-IH-S-AIRHEAT, A-IH-S-ENG3400, A-IH-S-TOOLSLATE, A-IH-S-TUNELATE, A-IH-S-766966, A-MW-P-TENDER, A-SMIH203, A-CA-O-1070L, A-CA-P-1070, A-CA-S-970TM, A-CA-S-9701070 And : High Quality Afternaket Shipped from Both US and Canada