Tapered Roller Bearings-30209 J2/Q

Description Dimension Series — 3DB Dimensions d 45 mm D 85 mm T 20.75 mm d1 63.1 mm B 19 mm C 16 mm r 1,2 1.5 mm r 3,4 1.5 mm a 17.829 mm Abutment Dimensions da max 54 mm db min 53.5 mm Da min 74 mm Da max 77.5 mm Db min 80 mm Ca min 3 mm Cb min 4.5 mm ra max 1.5 mm rb max 1.5 mm Calculation Data Basic dynamic load rating C 81.6 kN Basic static load rating C 76.5 kN Fatigue load limit Pu 8.65 kN Reference speed 6300 r/min Limiting speed 8000 r/min Calculation factor e 0.4 Calculation factor Y 1.5 Calculation factor Yo 0.8 Mass Mass bearing 0.473 kg