This is a A-190495M93 Shaft, Hydraulic Pump Drive PN: 190495M93Main Description As Following : A-190495M93 Shaft, Hydraulic Pump Drive P.N: 190495M93 Dim A (1): 7/8"-9 UNC LH Thrd.Dim B (2): 15.620" LongDim C (3): 13 Teeth Spline Coupler Found in Section & Models : Hydraulic System Parts > Hydraulic Pumps, Massey Ferguson INDUSTRIAL/CONSTRUCTION: 40B (INDUSTRIAL W/FRONT MOUNTED HYD. PU, Massey Ferguson INDUSTRIAL/CONSTRUCTION: 50A (INDUSTRIAL W/FRONT MOUNTED HYD. PU Associated Items : New Also A-MH-O-MF40BTLB, A-MH-P-MF40B, A-MH-P-MF54A, A-MH-S-MF40BTLB, A-MH-O-MF50ATLB, A-MH-P-MF50A, A-MH-S-MF50 And : Dim A (1): 7/8"-9 UNC LH Thrd. Dim B (2): 15.620" Long Dim C (3): 13 Teeth Spline Coupler