This is a A-274939M3 Condenser Motor (12V, 5/16" X 1 1/2"shaft, Rev rotation) PN: 274939M3Main Description As Following : A-274939M3 Condenser Motor (12V, 5/16" X 1 1/2"shaft, Rev rotation) P.N: 274939M3 SealedBody Diameter: 3"Body Length: 4 1/8", 5"C to C: 2 5/16"Rotation: Rev.Shaft Diameter: 5/16"Shaft Length: 1 1/2"Volt: 12 Stocked As: A-BM331839 Found in Section & Models : Air Conditioning Parts > Blower/ Condenser Motors, Massey Ferguson COMBINE: 540, Massey Ferguson COMBINE: 550, Massey Ferguson COMBINE: 750, Massey Ferguson COMBINE: 760 Associated Items : New Also A-MH-S-MF750760, A-MH-S-MF750760 And : Sealed Body Diameter: 3" Body Length: 4 1/8", 5" C to C: 2 5/16" Rotation: Rev. Shaft Diameter: 5/16" Shaft Length: 1 1/2" Volt: 12