Tapered roller bearings, single row 31305 J2 size: 62x25x18.25 SKF
Tapered roller bearings, single row 31305 J2
Bearing number : 31305 J2
Size (mm) : 62x25x18.25 Brand : SKF d (mm) : 62 D (mm) : 25 B (mm) : 18,25 Bearing dimensions and specification in brand catalogue : d - 25 mm D - 62 mm T - 18.25 mm d1 - - 45.8 mm B - 17 mm C - 13 mm r1,2 - min. - 1.5 mm r3,4 - min. - 1.5 mm a - 19.689 mm da - max. - 34 mm db - min. - 32 mm Da - min. - 47 mm Da - max. - 55 mm Db - min. - 59 mm Ca - min. - 3 mm Cb - min. - 5 mm ra - max. - 1.5 mm rb - max. - 1.5 mm Basic dynamic load rating - C - 38 kN Basic static load rating - C0 - 40 kN Fatigue load limit - Pu - 4.4 kN Reference speed - 7500 r/min Limiting speed - 11000 r/min Calculation factor - e - 0.83 Calculation factor - Y - 0.72 Calculation factor - Y0 - 0.4 Mass bearing - 0.266 kg
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