20TAC47BDDGDBDC10PN7B Ball Screw Support Ball Bearing 20x47x45mm

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20TAC47BDDGDBDC10PN7B Ball Screw Support Ball Bearing 20x47x45mm image

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20TAC47BDDGDBDC10PN7B Ball Screw Support Ball Bearing 20x47x45mm Dimensions

Bearing number:7024 ACD/P4AH1
Size (mm):180x120x28
Bore Diameter (mm):180
Outer Diameter (mm):120
Width (mm):28
d:120 mm
D:180 mm
B:28 mm
d1:138.5 mm
d2:138.5 mm
D1:161.5 mm
K:0.5 mm
C1:7.41 mm
r1,2 - min.:2 mm
r3,4 - min.:1 mm
a:49.1 mm
da - min.:129 mm
db - min.:129 mm
Da - max.:171 mm
Db - max.:175 mm
ra - max.:2 mm
rb - max.:1 mm
dn:142.6 mm
Basic dynamic load rating - C:111 kN
Basic static load rating - C0:116 kN
Fatigue load limit - Pu:4 kN
Limiting speed for grease lubrication:6700 r/min
Limiting speed for oil lubrication:10000 mm/min
Ball - Dw:19.05 mm
Ball - z:22
Gref:27 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:690 N
Preload class B - GB:1380 N
Preload class C - GC:2760 N
Preload class D - GD:5520 N
Calculation factor - f:1.17
Calculation factor - f1:0.99
Calculation factor - f2A:1
Calculation factor - f2B:1.02
Calculation factor - f2C:1.05
Calculation factor - f2D:1.08
Calculation factor - fHC:1
Preload class A:318 N/micron
Preload class B:416 N/micron
Preload class C:552 N/micron
Preload class D:749 N/micron
r1,2 min.:2 mm
r3,4 min.:1 mm
da min.:129 mm
db min.:129 mm
Da max.:171 mm
Db max.:175 mm
ra max.:2 mm
rb max.:1 mm
Basic dynamic load rating C:111 kN
Basic static load rating C0:116 kN
Fatigue load limit Pu:4 kN
Attainable speed for grease lubrication:6700 r/min
Attainable speed for oil-air lubrication:10000 r/min
Ball diameter Dw:19.05 mm
Number of balls z:22
Reference grease quantity Gref:27 cm³
Preload class A GA:690 N
Static axial stiffness, preload class A:318 N/µm
Preload class B GB:1380 N
Static axial stiffness, preload class B:416 N/µm
Preload class C GC:2760 N
Static axial stiffness, preload class C:552 N/µm
Preload class D GD:5520 N
Static axial stiffness, preload class D:749 N/µm
Calculation factor f:1.17
Calculation factor f1:0.99
Calculation factor f2A:1
Calculation factor f2B:1.02
Calculation factor f2C:1.05
Calculation factor f2D:1.08
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:2.13 kg

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20TAC47BDDGDBDC10PN7B Ball Screw Support Ball Bearing 20x47x45mm Dimensions

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