- Loyal
- 7021 ACD/HCP4AL
7021 ACD/HCP4AL Bearing | Loyal
7021 ACD/HCP4AL PDF download| 7021 ACD/HCP4AL interchange SKF 7021 ACD/HCP4AL | |
| 7021 ACD/HCP4AL cross reference SKF 7021 ACD/HCP4AL | |
| 7021 ACD/HCP4AL Equivalent bearing interchange guide： | |
| Price： | enquiry |
| Model Number： | 7021 ACD/HCP4AL |
| b | 2.4 mm |
| d | 105 mm |
| a | 44 mm |
| B | 26 mm |
| D | 160 mm |
| Ball - z | 21 |
| Size (mm) | 160x105x26 |
| Width (mm) | 26 |
| Mass bearing | 1.32 kg |
| d2 | 121.9 mm |
| D1 | 143.1 mm |
| dn | 125.6 mm |
| C1 | 14.1 mm |
| C2 | 6.2 mm |
| C3 | 5 mm |
| C2 | 6.2 mm |
| C1 | 14.1 mm |
| dn | 125.6 mm |
| D1 | 143.1 mm |
| d2 | 121.9 mm |
| d1 | 121.9 mm |
| d1 | 121.9 mm |
| C3 | 5 mm |
| Bearing number | 7021 ACD/HCP4AL |
| Preload class B | 405 N/micron |
| Preload class A | 309 N/micron |
| Gref | 20.4 cm3 |
| Preload class D | 727 N/micron |
| Preload class C | 537 N/micron |
| Number of balls z | 21 |
| Bore Diameter (mm) | 160 |
| rb max. | 1 mm |
| ra max. | 2 mm |
| Db max. | 155 mm |
| Da max. | 151 mm |
| da min. | 114 mm |
| db min. | 114 mm |
| Outer Diameter (mm) | 105 |
| rb - max. | 1 mm |
| db - min. | 114 mm |
| da - min. | 114 mm |
| Db - max. | 155 mm |
| r1,2 min. | 2 mm |
| r3,4 min. | 1 mm |
| Da - max. | 151 mm |
| ra - max. | 2 mm |
| Ball - Dw | 17.462 mm |
| Calculation factor f | 1.15 |
| Calculation factor e | 0.68 |
| Calculation factor - f | 1.15 |
| r1,2 - min. | 2 mm |
| r3,4 - min. | 1 mm |
| Calculation factor - e | 0.68 |
| Ball diameter Dw | 17.462 mm |
| Basic dynamic load rating C | 90.4 kN |
| Preload class A GA | 560 N |
| Preload class B GB | 1120 N |
| Preload class C GC | 2240 N |
| Basic dynamic load rating - C | 90.4 kN |
| Preload class D GD | 4480 N |
| Preload class C - GC | 2240 N |
| Preload class B - GB | 1120 N |
| Preload class A - GA | 560 N |
| Preload class D - GD | 4480 N |
| Fatigue load limit Pu | 3.4 kN |
| Calculation factor f1 | 0.99 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.02 |
| Calculation factor f2C | 1.05 |
| Calculation factor f2D | 1.08 |
| Calculation factor fHC | 1.02 |
| Calculation factor - Y0 | 0.76 |
| Calculation factor - Y2 | 1.41 |
| Calculation factor - Y1 | 0.92 |
| Calculation factor - f1 | 0.99 |
| Calculation factor - X2 | 0.67 |
| Fatigue load limit - Pu | 3.4 kN |
| Limiting speed for oil lubrication | 14000 mm/min |
| Calculation factor - f2B | 1.02 |
| Calculation factor - fHC | 1.02 |
| Calculation factor - f2D | 1.08 |
| Calculation factor - f2C | 1.05 |
| Calculation factor - f2A | 1 |
| Limiting speed for grease lubrication | 9000 r/min |
| Basic static load rating C0 | 93 kN |
| Static axial stiffness, preload class A | 309 N/µm |
| Static axial stiffness, preload class D | 727 N/µm |
| Static axial stiffness, preload class C | 537 N/µm |
| Static axial stiffness, preload class B | 405 N/µm |
| Attainable speed for grease lubrication | 9000 r/min |
| Attainable speed for oil-air lubrication | 14000 r/min |
| Basic static load rating - C0 | 93 kN |
| Reference grease quantity Gref | 20.4 cm³ |
| 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 |
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