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Bearing 1311 (NACHI)
Self-aligning ball bearings 1311
Bearing number : 1311
Size (mm) : 55x120x29
Brand : NACHI
Bore Diameter (mm) : 55
Outer Diameter (mm) : 120
Width (mm) : 29
Bearing dimensions and specification in NACHI catalogue:
d - 55 mm
D - 120 mm
B - 29 mm
C - 29 mm
r1 min. - 2 mm
da min. - 64 mm
Da max. - 111 mm
ra max. - 2.0 mm
Weight - 1.580 Kg
Basic dynamic load rating (C) - 51,3 kN
Basic static load rating (C0) - 17,9 kN
(Grease) Lubrication Speed - 5100 r/min
(Oil) Lubrication Speed - 6200 r/min
Calculation factor (e) - 0.23
Calculation factor (Y0) - 2.83
Calculation factor (Y1) - 2.70
Calculation factor (Y2) - 4.18
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