Komatsu 419-03-21531 Shield
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
Komatsu 419-03-21531 Shield Size Chart (mm/inches) |
|---|
| Bearing number | S7008 CD/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 | 49.2 mm |
| d2 | 49.2 mm |
| D2 | 61.02 mm |
| r1,2 - min. | 1 mm |
| r3,4 - min. | 0.3 mm |
| a | 14.8 mm |
| da - min. | 44.6 mm |
| da - max. | 48.7 mm |
| db - min. | 44.6 mm |
| db - max. | 48.7 mm |
| Da - max. | 63.4 mm |
| Db - max. | 66 mm |
| ra - max. | 1 mm |
| rb - max. | 0.3 mm |
| Basic dynamic load rating - C | 16.8 kN |
| Basic static load rating - C0 | 11 kN |
| Fatigue load limit - Pu | 0.465 kN |
| Limiting speed for grease lubrication | 20000 r/min |
| Ball - Dw | 7.938 mm |
| Ball - z | 18 |
| Calculation factor - f0 | 10 |
| Preload class A - GA | 60 N |
| Preload class B - GB | 120 N |
| Preload class C - GC | 240 N |
| Preload class D - GD | 480 N |
| Calculation factor - f | 1.06 |
| 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 | 38 N/micron |
| Preload class B | 51 N/micron |
| Preload class C | 69 N/micron |
| Preload class D | 96 N/micron |
| d1 | 49.2 mm |
| d2 | 49.2 mm |
| D2 | 61.02 mm |
| r1,2 min. | 1 mm |
| r3,4 min. | 0.3 mm |
| da min. | 44.6 mm |
| da max. | 48.7 mm |
| db min. | 44.6 mm |
| db max. | 48.7 mm |
| Da max. | 63.4 mm |
| Db max. | 66 mm |
| ra max. | 1 mm |
| rb max. | 0.3 mm |
| Basic dynamic load rating C | 16.8 kN |
| Basic static load rating C0 | 11 kN |
| Fatigue load limit Pu | 0.465 kN |
| Attainable speed for grease lubrication | 20000 r/min |
| Ball diameter Dw | 7.938 mm |
| Number of balls z | 18 |
| Preload class A GA | 60 N |
| Static axial stiffness, preload class A | 38 N/µm |
| Preload class B GB | 120 N |
| Static axial stiffness, preload class B | 51 N/µm |
| Preload class C GC | 240 N |
| Static axial stiffness, preload class C | 69 N/µm |
| Preload class D GD | 480 N |
| Static axial stiffness, preload class D | 96 N/µm |
| Calculation factor f | 1.06 |
| 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 | 10 |
| Mass bearing | 0.19 kg |