KOYO UCSFL208H1S6 bearing units

Our 180 mm D highly-skilled and factory-trained service experts have 120 mm d the resources to help you with all your KOYO UCSFL208H1S6 bearing units needs – including routine maintenance, major repairs, warranty service, and equipment inspections.
d | 120 mm |
D | 180 mm |
B | 28 mm |
d1 | 138.5 mm |
d2 | 138.5 mm |
D1 | 161.5 mm |
b | 2.8 mm |
C1 | 15 mm |
C2 | 6.2 mm |
C3 | 5.4 mm |
r1,2 min. | 2 mm |
r3,4 min. | 1 mm |
a | 34.2 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 | 114 kN |
Basic static load rating C0 | 122 kN |
Fatigue load limit Pu | 4.25 kN |
Attainable speed for grease lubrication | 8500 r/min |
Attainable speed for oil-air lubrication | 13000 r/min |
Ball diameter Dw | 19.05 mm |
Number of balls z | 22 |
Reference grease quantity Gref | 27 cm³ |
Preload class A GA | 430 N |
Static axial stiffness, preload class A | 146 N/µm |
Preload class B GB | 860 N |
Static axial stiffness, preload class B | 198 N/µm |
Preload class C GC | 1720 N |
Static axial stiffness, preload class C | 278 N/µm |
Preload class D GD | 3440 N |
Static axial stiffness, preload class D | 404 N/µm |
Calculation factor f | 1.17 |
Calculation factor f1 | 1 |
Calculation factor f2A | 1 |
Calculation factor f2B | 1.02 |
Calculation factor f2C | 1.05 |
Calculation factor f2D | 1.09 |
Calculation factor fHC | 1.02 |
Calculation factor f0 | 15.7 |
Mass bearing | 1.76 kg |
Detailed Parameters
parameter:
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