Date: 2017-08-11

Deep groove ball bearings, single row, with filling slots 311-Z size: 120x55x29 SKF

Deep groove ball bearings, single row, with filling slots 311-Z
Bearing number : 311-Z

Size (mm) : 120x55x29
Brand : SKF
d (mm) : 120
D (mm) : 55
B (mm) : 29
Bearing dimensions and specification in brand catalogue :
d - 55 mm
D - 120 mm
B - 29 mm
d₁ - - 75.34 mm
D₂ - - 103.7 mm
r_1,2 - min. - 2 mm
d_a - min. - 66 mm
d_a - max. - 75.2 mm
D_a - max. - 109 mm
r_a - max. - 2 mm
Basic dynamic load rating - C - 79.2 kN
Basic static load rating - C₀ - 67 kN
Fatigue load limit - P_u - 2.8 kN
Reference speed - 10000 r/min
Limiting speed - 6300 r/min
Calculation factor - k_r - 0.05
Mass bearing - 1.5 kg

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