This is a A-8N6608A Gear, Oil Pump w/ Shaft PN: 8N6608AMain Description As Following : A-8N6608A Gear, Oil Pump w/ Shaft P.N: 8N6608A Dim A (1): 1 3/4" Long Shaft Replaces: 35A52A FORD , Crossed From: HCF8N6608 , Found in Section & Models : Engine Parts > Engine Oil Pump and Related, Ford / New Holland TRACTOR: 8N (For Oil Pump Body 8N6603) Associated Items : New Also A-FO-O-8N, A-FO-P-ACCESS, A-FO-P-2N8N9N, A-FO-S-SHER-TRAN, A-FO-S-2N8N9N, A-FO-SOP-SHER54A, A-FRM-FOMM, A-MH-S-TETOSB, A-SMFO4 And : Dim A (1): 1 3/4" Long Shaft