Bearing N 30/670 K ISB -

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Bearing N 30/670 K ISB image

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Bearing N 30/670 K ISB Code system

Bearing number:7226 ACD/P4A
Size (mm):130x230x40
Bore Diameter (mm):130
Outer Diameter (mm):230
Width (mm):40
d:130 mm
D:230 mm
B:40 mm
d1:162.8 mm
d2:162.8 mm
D1:199.2 mm
r1,2 - min.:3 mm
r3,4 - min.:1.1 mm
a:62.5 mm
da - min.:144 mm
db - min.:144 mm
Da - max.:216 mm
Db - max.:223 mm
ra - max.:2.5 mm
rb - max.:1 mm
dn:170.7 mm
Basic dynamic load rating - C:203 kN
Basic static load rating - C0:212 kN
Fatigue load limit - Pu:6.7 kN
Limiting speed for grease lubrication:5600 r/min
Limiting speed for oil lubrication:8500 mm/min
Ball - Dw:30.162 mm
Ball - z:17
Gref:72.444 cm3
Calculation factor - e:0.68
Calculation factor - Y2:1.41
Calculation factor - Y0:0.76
Calculation factor - X2:0.67
Calculation factor - Y1:0.92
Preload class A - GA:1300 N
Preload class B - GB:2600 N
Preload class C - GC:5200 N
Preload class D - GD:10400 N
Calculation factor - f:1.09
Calculation factor - f1:0.99
Calculation factor - f2A:1
Calculation factor - f2B:1.01
Calculation factor - f2C:1.02
Calculation factor - f2D:1.05
Calculation factor - fHC:1
Preload class A:378 N/micron
Preload class B:491 N/micron
Preload class C:648 N/micron
Preload class D:869 N/micron
r1,2 min.:3 mm
r3,4 min.:1.1 mm
da min.:144 mm
db min.:144 mm
Da max.:216 mm
Db max.:223 mm
ra max.:2.5 mm
rb max.:1 mm
Basic dynamic load rating C:203 kN
Basic static load rating C0:212 kN
Fatigue load limit Pu:6.7 kN
Attainable speed for grease lubrication:5600 r/min
Attainable speed for oil-air lubrication:8500 r/min
Ball diameter Dw:30.162 mm
Number of balls z:17
Reference grease quantity Gref:72.444 cm³
Preload class A GA:1300 N
Static axial stiffness, preload class A:378 N/µm
Preload class B GB:2600 N
Static axial stiffness, preload class B:491 N/µm
Preload class C GC:5200 N
Static axial stiffness, preload class C:648 N/µm
Preload class D GD:10400 N
Static axial stiffness, preload class D:869 N/µm
Calculation factor f:1.09
Calculation factor f1:0.99
Calculation factor f2A:1
Calculation factor f2B:1.01
Calculation factor f2C:1.02
Calculation factor f2D:1.05
Calculation factor fHC:1
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:6.33 kg

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