KOYO KGA055 angular contact ball bearings

KOYO KGA055 angular contact ball bearings 55x30x13 Size (mm) Product Brochures , 55 Bore Diameter (mm) Manufacturing Service . Get Your Free.
Size (mm) | 55x30x13 |
Bore Diameter (mm) | 55 |
Outer Diameter (mm) | 30 |
Width (mm) | 13 |
d | 30 mm |
D | 55 mm |
B | 13 mm |
d1 | 38.2 mm |
d2 | 36.4 mm |
D2 | 48.1 mm |
r1,2 – min. | 1 mm |
r3,4 – min. | 0.6 mm |
a | 13.3 mm |
da – min. | 34.6 mm |
da – max. | 37.8 mm |
db – min. | 34.6 mm |
db – max. | 36 mm |
Da – max. | 50.4 mm |
Db – max. | 50.8 mm |
ra – max. | 1 mm |
rb – max. | 0.6 mm |
Basic dynamic load rating – C | 9.2 kN |
Basic static load rating – C0 | 5.2 kN |
Fatigue load limit – Pu | 0.22 kN |
Limiting speed for grease lubrication | 41000 r/min |
Ball – Dw | 6.35 mm |
Ball – z | 17 |
Calculation factor – e | 0.57 |
Calculation factor – Y2 | 1.63 |
Calculation factor – Y0 | 0.84 |
Calculation factor – X2 | 0.7 |
Calculation factor – Y1 | 1.09 |
r1,2 min. | 1 mm |
r3,4 min. | 0.6 mm |
da min. | 34.6 mm |
da max. | 37.8 mm |
db min. | 34.6 mm |
db max. | 36 mm |
Da max. | 50.4 mm |
Db max. | 50.8 mm |
ra max. | 1 mm |
rb max. | 0.6 mm |
Basic dynamic load rating C | 9.23 kN |
Basic static load rating C0 | 5.2 kN |
Fatigue load limit Pu | 0.22 kN |
Attainable speed for grease lubrication | 41000 r/min |
Ball diameter Dw | 6.35 mm |
Number of balls z | 17 |
Calculation factor e | 0.57 |
Calculation factor (single, tandem) Y2 | 1 |
Calculation factor (single, tandem) Y0 | 0.42 |
Calculation factor (single, tandem) X2 | 0.43 |
Calculation factor (back-to-back, face-to-face) Y1 | 1.09 |
Calculation factor (back-to-back, face-to-face) Y2 | 1.63 |
Calculation factor (back-to-back, face-to-face) Y0 | 0.84 |
Calculation factor (back-to-back, face-to-face) X2 | 0.7 |
Mass bearing | 0.11 kg |
Detailed Parameters
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