Excavator Hitachi Ex200-3LC Slewing Ring, Slewing Bearing, Swing Circle
100% Authentic. Excavator Hitachi Ex200-3LC Slewing Ring, Slewing Bearing, Swing Circle Highest Quality. Certified Supplier. 75x45x16 Size (mm)
Size (mm) | 75x45x16 |
Bore Diameter (mm) | 75 |
Outer Diameter (mm) | 45 |
Width (mm) | 16 |
d | 45 mm |
D | 75 mm |
B | 16 mm |
d1 | 54.2 mm |
d2 | 54.2 mm |
D1 | 65.8 mm |
K | 0.5 mm |
C1 | 9.45 mm |
r1,2 – min. | 1 mm |
r3,4 – min. | 0.3 mm |
a | 16.1 mm |
da – min. | 49.6 mm |
db – min. | 49.6 mm |
Da – max. | 70.4 mm |
Db – max. | 73 mm |
ra – max. | 1 mm |
rb – max. | 0.3 mm |
dn | 56.2 mm |
Basic dynamic load rating – C | 28.6 kN |
Basic static load rating – C0 | 22.4 kN |
Fatigue load limit – Pu | 0.95 kN |
Limiting speed for grease lubrication | 19000 r/min |
Limiting speed for oil lubrication | 30000 mm/min |
Ball – Dw | 9.525 mm |
Ball – z | 17 |
Gref | 3.3 cm3 |
Calculation factor – f0 | 15.1 |
Preload class A – GA | 110 N |
Preload class B – GB | 220 N |
Preload class C – GC | 440 N |
Preload class D – GD | 880 N |
Calculation factor – f | 1 |
Calculation factor – f2A | 1 |
Calculation factor – f2B | 1.02 |
Calculation factor – f2C | 1.05 |
Calculation factor – f2D | 1.09 |
Calculation factor – fHC | 1 |
Preload class A | 56 N/micron |
Preload class B | 76 N/micron |
Preload class C | 107 N/micron |
Preload class D | 155 N/micron |
r1,2 min. | 1 mm |
r3,4 min. | 0.3 mm |
da min. | 49.6 mm |
db min. | 49.6 mm |
Da max. | 70.4 mm |
Db max. | 73 mm |
ra max. | 1 mm |
rb max. | 0.3 mm |
Basic dynamic load rating C | 28.6 kN |
Basic static load rating C0 | 22.4 kN |
Fatigue load limit Pu | 0.95 kN |
Attainable speed for grease lubrication | 19000 r/min |
Attainable speed for oil-air lubrication | 30000 r/min |
Ball diameter Dw | 9.525 mm |
Number of balls z | 17 |
Reference grease quantity Gref | 3.3 cm³ |
Preload class A GA | 110 N |
Static axial stiffness, preload class A | 56 N/µm |
Preload class B GB | 220 N |
Static axial stiffness, preload class B | 76 N/µm |
Preload class C GC | 440 N |
Static axial stiffness, preload class C | 107 N/µm |
Preload class D GD | 880 N |
Static axial stiffness, preload class D | 155 N/µm |
Calculation factor f | 1.09 |
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 |
Calculation factor f0 | 15.1 |
Mass bearing | 0.23 kg |
Detailed Parameters
parameter:
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