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SKF 7008 ACE/P4AH1 Super Precision Angular Contact bearings
Welcome to the Icuc Corporation Japan SKF 7008 ACE/P4AH1 Super Precision Angular Contact bearings online seller.
- SKF
7008 ACE/P4AH1
-
Icuc Corporation Japan2020-07-10 09:46:19
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SKF 7008 ACE/P4AH1 Super Precision Angular Contact bearings Specifications
d | 40 mm |
D | 68 mm |
B | 15 mm |
d1 | 49.7 mm |
d2 | 47.6 mm |
D1 | 58.25 mm |
K | 0.5 mm |
C1 | 5.03 mm |
r1,2 min. | 1 mm |
r3,4 min. | 0.6 mm |
a | 20.3 mm |
da min. | 44.6 mm |
db min. | 44.6 mm |
Da max. | 63.4 mm |
Db max. | 63.8 mm |
ra max. | 1 mm |
rb max. | 0.6 mm |
dn | 51.6 mm |
Basic dynamic load rating C | 11.7 kN |
Basic static load rating C0 | 7.2 kN |
Fatigue load limit Pu | 0.305 kN |
Attainable speed for grease lubrication | 27000 r/min |
Attainable speed for oil-air lubrication | 41000 r/min |
Ball diameter Dw | 7.144 mm |
Number of balls z | 19 |
Reference grease quantity Gref | 2.8 cm³ |
Preload class A GA | 105 N |
Static axial stiffness, preload class A | 87 N/µm |
Preload class B GB | 310 N |
Static axial stiffness, preload class B | 129 N/µm |
Preload class C GC | 630 N |
Static axial stiffness, preload class C | 169 N/µm |
Calculation factor f | 1.06 |
Calculation factor f1 | 0.99 |
Calculation factor f2A | 1 |
Calculation factor f2B | 1.03 |
Calculation factor f2C | 1.06 |
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 | 0.19 kg |
The reliability or durability requirement sets the time frame over which SKF 7008 ACE/P4AH1 requirements are to be maintained. The reliability requirement (life in the broad sense) includes Work Head Spindle bearing and acoustic life, as well as fatigue life.
Bearing number ISO 7008 A Work Head Spindle bearing
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