Tapered roller bearings, single row 30234 J2 size: 310x170x57 SKF
Tapered roller bearings, single row 30234 J2
Bearing number : 30234 J2
Size (mm) : 310x170x57 Brand : SKF d (mm) : 310 D (mm) : 170 B (mm) : 57 Bearing dimensions and specification in brand catalogue : d - 170 mm D - 310 mm T - 57 mm d1 - - 231.3 mm B - 52 mm C - 43 mm r1,2 - min. - 5 mm r3,4 - min. - 4 mm a - 58 mm da - max. - 203 mm db - min. - 189.5 mm Da - min. - 269 mm Da - max. - 293.5 mm Db - min. - 288 mm Ca - min. - 8 mm Cb - min. - 14 mm ra - max. - 5 mm rb - max. - 4 mm Basic dynamic load rating - C - 616 kN Basic static load rating - C0 - 865 kN Fatigue load limit - Pu - 83 kN Reference speed - 1500 r/min Limiting speed - 2000 r/min Calculation factor - e - 0.43 Calculation factor - Y - 1.4 Calculation factor - Y0 - 0.8 Mass bearing - 16.628 kg
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