232.21.0775.013 Type 21/850.2 Standard 5 Slewing Ring Bearings
| Brand Name: | Standard 5 |
| Model Number: | 232.21.0775.013 Type 21/850.2 |
| Bearing number: | 7008 ACB/P4A |
| Size (mm): | 68x40x15 |
| Bore Diameter (mm): | 68 |
| Outer Diameter (mm): | 40 |
| Width (mm): | 15 |
| d: | 40 mm |
| D: | 68 mm |
| B: | 15 mm |
Product Details
| Bearing number | 7008 ACB/P4A |
| Size (mm) | 68x40x15 |
| Bore Diameter (mm) | 68 |
| Outer Diameter (mm) | 40 |
| Width (mm) | 15 |
| d | 40 mm |
| D | 68 mm |
| B | 15 mm |
| d1 | 50.95 mm |
| d2 | 49.87 mm |
| D2 | 58.88 mm |
| r1,2 - min. | 1 mm |
| r3,4 - min. | 0.6 mm |
| a | 20.2 mm |
| da - min. | 44.6 mm |
| db - min. | 44.6 mm |
| Da - max. | 63.4 mm |
| Db - max. | 64.8 mm |
| ra - max. | 1 mm |
| rb - max. | 0.6 mm |
| dn | 51.6 mm |
| Basic dynamic load rating - C | 6.9 kN |
| Basic static load rating - C0 | 5.3 kN |
| Fatigue load limit - Pu | 0.224 kN |
| Limiting speed for grease lubrication | 26000 r/min |
| Limiting speed for oil lubrication | 40000 mm/min |
| Ball - Dw | 4.762 mm |
| Ball - z | 26 |
| Gref | 2.22 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 | 41 N |
| Preload class B - GB | 82 N |
| Preload class C - GC | 245 N |
| Calculation factor - f | 1.04 |
| Calculation factor - f1 | 0.99 |
| Calculation factor - f2A | 1 |
| Calculation factor - f2B | 1.01 |
| Calculation factor - f2C | 1.04 |
| Calculation factor - fHC | 1 |
| Preload class A | 71 N/micron |
| Preload class B | 92 N/micron |
| Preload class C | 138 N/micron |
| r1,2 min. | 1 mm |
| r3,4 min. | 0.6 mm |
| da min. | 44.6 mm |
| db min. | 44.6 mm |
| Da max. | 63.4 mm |
| Db max. | 64.8 mm |
| ra max. | 1 mm |
| rb max. | 0.6 mm |
| Basic dynamic load rating C | 9.36 kN |
| Basic static load rating C0 | 8.65 kN |
| Fatigue load limit Pu | 0.224 kN |
| Attainable speed for grease lubrication | 26000 r/min |
| Attainable speed for oil-air lubrication | 40000 r/min |
| Ball diameter Dw | 4.762 mm |
| Number of balls z | 26 |
| Reference grease quantity Gref | 2.22 cm³ |
| Preload class A GA | 41 N |
| Static axial stiffness, preload class A | 71 N/µm |
| Preload class B GB | 82 N |
| Static axial stiffness, preload class B | 92 N/µm |
| Preload class C GC | 245 N |
| Static axial stiffness, preload class C | 138 N/µm |
| Calculation factor f | 1.04 |
| Calculation factor f1 | 0.99 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.01 |
| Calculation factor f2C | 1.04 |
| 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 | 0.21 kg |
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