NTN Bower 30307HD tapered roller bearing set with a 35 mm inside diameter, 80 mm outside diameter and 22.75 mm assembled width. The cone is 21 mm wide and the cup is 18 mm wide. Dynamic load rating is 75 kN and static load rating is 77 kN. The bearing designation is 30307. A genuine NTN Bower part from Pro Gear and Transmission.Interchanges:Timken 30307$80.42FeaturesTapered roller bearing set, bearing designation 30307Inside diameter 35 mm, outside diameter 80 mmAssembled width 22.75 mm, cone width 21 mm, cup width 18 mmDynamic load rating 75 kN, static load rating 77 kNTolerance class ABEC-1; RBEC-1; JIS-0; ISO-NormalTech SpecsBearing designation: 30307Inside diameter: 35 mmOutside diameter: 80 mmAssembled width: 22.75 mmCone width: 21 mmCup width: 18 mmDynamic load rating: 75 kNStatic load rating: 77 kNCatalog series: 30307Tolerance class: ABEC-1; RBEC-1; JIS-0; ISO-Normal