ISO GE480DO plain bearings
What are the dimensions of a ISO GE480DO plain bearings? Manufacturing Service . Get Your Free, Instant 28x12x8 Size (mm) Quote！ 12 Outer Diameter (mm)
| Size (mm) | 28x12x8 |
| Bore Diameter (mm) | 28 |
| Outer Diameter (mm) | 12 |
| Width (mm) | 8 |
| d | 12 mm |
| D | 28 mm |
| B | 8 mm |
| d1 | 17.1 mm |
| d2 | 17.1 mm |
| D1 | 22.9 mm |
| K | 0.5 mm |
| C1 | 4.9 mm |
| r1,2 – min. | 0.3 mm |
| r3,4 – min. | 0.2 mm |
| a | 6.7 mm |
| da – min. | 14 mm |
| db – min. | 14 mm |
| Da – max. | 26 mm |
| Db – max. | 26.6 mm |
| ra – max. | 0.3 mm |
| rb – max. | 0.2 mm |
| dn | 18 mm |
| Basic dynamic load rating – C | 4.5 kN |
| Basic static load rating – C0 | 1.9 kN |
| Fatigue load limit – Pu | 0.08 kN |
| Limiting speed for grease lubrication | 67000 r/min |
| Limiting speed for oil lubrication | 100000 mm/min |
| Ball – Dw | 4.762 mm |
| Ball – z | 10 |
| Gref | 0.27 cm3 |
| Calculation factor – f0 | 8.7 |
| Preload class A – GA | 15 N |
| Preload class B – GB | 30 N |
| Preload class C – GC | 60 N |
| Preload class D – GD | 120 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 | 14 N/micron |
| Preload class B | 18 N/micron |
| Preload class C | 25 N/micron |
| Preload class D | 35 N/micron |
| r1,2 min. | 0.3 mm |
| r3,4 min. | 0.2 mm |
| da min. | 14 mm |
| db min. | 14 mm |
| Da max. | 26 mm |
| Db max. | 26.6 mm |
| ra max. | 0.3 mm |
| rb max. | 0.2 mm |
| Basic dynamic load rating C | 4.49 kN |
| Basic static load rating C0 | 1.9 kN |
| Fatigue load limit Pu | 0.08 kN |
| Attainable speed for grease lubrication | 67000 r/min |
| Attainable speed for oil-air lubrication | 100000 r/min |
| Ball diameter Dw | 4.762 mm |
| Number of balls z | 10 |
| Reference grease quantity Gref | 0.27 cm³ |
| Preload class A GA | 15 N |
| Static axial stiffness, preload class A | 14 N/µm |
| Preload class B GB | 30 N |
| Static axial stiffness, preload class B | 18 N/µm |
| Preload class C GC | 60 N |
| Static axial stiffness, preload class C | 25 N/µm |
| Preload class D GD | 120 N |
| Static axial stiffness, preload class D | 35 N/µm |
| Calculation factor f | 1.03 |
| 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 | 8.7 |
| Mass bearing | 0.021 kg |
Detailed Parameters
parameter：
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