This is a A-11046 Stud Nut PN: 11046Main Description As Following : A-11046 Stud Nut P.N: 11046 Dim A (1): A: 13/16"Dim B (2): B: 5/8"Dim C (3): C: 90Dim D (4): 1/2"-20 THREADDim E (5): ZINC PLATED Stocked As: A-NT12 Found in Section & Models : Tractor Parts Associated Items : New Also This is An Aftermarket Product And : Dim A (1): A: 13/16" Dim B (2): B: 5/8" Dim C (3): C: 90 Dim D (4): 1/2"-20 THREAD Dim E (5): ZINC PLATED