Bearing number | 7213 ACD/HCP4A |
Size (mm) | 65x120x23 |
Bore Diameter (mm) | 65 |
Outer Diameter (mm) | 120 |
Width (mm) | 23 |
d | 65 mm |
D | 120 mm |
B | 23 mm |
C | 23 mm |
d1 | 82.9 mm |
d2 | 82.9 mm |
r1 min. | 1,5 mm |
r2 min. | 1,5 mm |
r3 min. | 0,6 mm |
r4 min. | 0,6 mm |
D1 | 102.1 mm |
D2 | 105,3 mm |
da min. | 74 mm |
Da max. | 111 mm |
db min | 74 mm |
ra max. | 1.5 mm |
rb max. | 0.6 mm |
dh | 86,6 mm |
Db max | 115,8 mm |
Weight | 0,88 Kg |
Basic dynamic load rating (C) | 63,7 kN |
Basic static load rating (C0) | 51 kN |
(Grease) Lubrication Speed | 13 000 r/min |
(Oil) Lubrication Speed | 20 000 r/min |
Fatigue load limit (Pu) | 2,2 |
r1,2 min. | 1.5 mm |
r3,4 min. | 0.6 mm |
a | 33.2 mm |
db min. | 74 mm |
Db max. | 115.8 mm |
dn | 86.6 mm |
Basic dynamic load rating C | 63.7 kN |
Basic static load rating C0 | 51 kN |
Fatigue load limit Pu | 2.2 kN |
Attainable speed for grease lubrication | 13000 r/min |
Attainable speed for oil-air lubrication | 20000 r/min |
Ball diameter Dw | 15.875 mm |
Number of balls z | 15 |
Reference grease quantity Gref | 12.471 cm³ |
Preload class A GA | 400 N |
Static axial stiffness, preload class A | 209 N/µm |
Preload class B GB | 800 N |
Static axial stiffness, preload class B | 272 N/µm |
Preload class C GC | 1600 N |
Static axial stiffness, preload class C | 360 N/µm |
Preload class D GD | 3200 N |
Static axial stiffness, preload class D | 485 N/µm |
Calculation factor f | 1.07 |
Calculation factor f1 | 0.99 |
Calculation factor f2A | 1 |
Calculation factor f2B | 1.01 |
Calculation factor f2C | 1.03 |
Calculation factor f2D | 1.06 |
Calculation factor fHC | 1.01 |
Calculation factor e | 0.68 |
Calculation factor (single, tandem) Y2 | 0.87 |
Calculation factor (single, tandem) Y0 | 0.38 |
Calculation factor (single, tandem) X2 | 0.41 |
Calculation factor (back-to-back, face-to-face) Y1 | 0.92 |
Calculation factor (back-to-back, face-to-face) Y2 | 1.41 |
Calculation factor (back-to-back, face-to-face) Y0 | 0.76 |
Calculation factor (back-to-back, face-to-face) X2 | 0.67 |
Mass bearing | 0.88 kg |