Tapered roller bearings, single row 30244 J2 size: 400x220x72 SKF
Tapered roller bearings, single row 30244 J2
Bearing number : 30244 J2
Size (mm) : 400x220x72 Brand : SKF d (mm) : 400 D (mm) : 220 B (mm) : 72 Bearing dimensions and specification in brand catalogue : d - 220 mm D - 400 mm T - 72 mm d1 - - 295.99 mm B - 65 mm C - 54 mm r1,2 - min. - 5 mm r3,4 - min. - 4 mm a - 74 mm da - max. - 259 mm db - min. - 240.5 mm Da - min. - 348 mm Da - max. - 382.5 mm Db - min. - 371 mm Ca - min. - 10 mm Cb - min. - 18 mm ra - max. - 4 mm rb - max. - 3 mm Basic dynamic load rating - C - 990 kN Basic static load rating - C0 - 1400 kN Fatigue load limit - Pu - 127 kN Reference speed - 1200 r/min Limiting speed - 1600 r/min Calculation factor - e - 0.43 Calculation factor - Y - 1.4 Calculation factor - Y0 - 0.8 Mass bearing - 34.415 kg
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