This is a A-538970R1 Housing, Leveling Screw PN: 538970R1Main Description As Following : A-538970R1 Housing, Leveling Screw P.N: 538970R1 Dim C (3): Use w/ 389542R11 ScrewLong: 16.750"Thread: For 1.000" Replaces: 389538R1 IH , Crossed From: AM538970R1 , , WN-538970R1 , , WN538970R1 , Found in Section & Models : Hitch & Drawbar Parts > Hitches: 2PT and 3PT, Case-IH TRACTOR: HYDRO 70 (USED ON BOTH 2POINT & 3POINT HITCHES), Case-IH TRACTOR: 544 (USED ON BOTH 2POINT & 3POINT HITCHES), Case-IH TRACTOR: 656 (USED ON BOTH 2POINT & 3POINT HITCHES), Case-IH TRACTOR: 664 (USED ON BOTH 2POINT & 3POINT HITCHES), Case-IH TRACTOR: 666 (USED ON BOTH 2POINT & 3POINT HITCHES), Case-IH TRACTOR: 686 (USED ON BOTH 2POINT & 3POINT HITCHES) Associated Items : A-223315, A-389542R1, A-523861R2 Also A-IH-O-BATTIGN, A-IH-O-70HYDRO, A-IH-P-ENG56CYL, A-IH-P-ENG6CYLG, A-IH-P-666686, A-IH-S-ENG3400, A-IH-S-ENG6CYLG, A-IH-S-HYDROTRN, A-IH-S-TOOLSLATE, A-IH-S-TUNELATE, A-IH-S-656CHASIS, A-SMIH202, A-IH-O-544, A-IH-P-ENG-4DSL, A-IH-P-ENG14CYL, A-IH-P-RMDSLPUMP, A-IH-P-544, A-IH-S-ELECDIA, A-IH-S-ENGD155, A-IH-S-ENG157 And : Dim C (3): Use w/ 389542R11 Screw Long: 16.750" Thread: For 1.000"