HGH55HA Linear Guideway Block
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Product Details
| Bearing number | 727 CD/P4A |
| Size (mm) | 7x22x7 |
| Bore Diameter (mm) | 7 |
| Outer Diameter (mm) | 22 |
| Width (mm) | 7 |
| d | 7 mm |
| D | 22 mm |
| B | 7 mm |
| C | 7 mm |
| d1 | 12.6 mm |
| d2 | 12.6 mm |
| r1 min. | 0,3 mm |
| r2 min. | 0,3 mm |
| r3 min. | 0,2 mm |
| r4 min. | 0,2 mm |
| D1 | 17.4 mm |
| D2 | – mm |
| da min. | 9.4 mm |
| Da max. | 19.6 mm |
| db min | 9,4 mm |
| ra max. | 0.3 mm |
| rb max. | 0.2 mm |
| dh | 13,6 mm |
| Db max | 20,2 mm |
| Weight | 0,013 Kg |
| Basic dynamic load rating (C) | 2,96 kN |
| Basic static load rating (C0) | 1,16 kN |
| (Grease) Lubrication Speed | 80 000 r/min |
| (Oil) Lubrication Speed | 120 000 r/min |
| Fatigue load limit (Pu) | 0,049 |
| r1,2 min. | 0.3 mm |
| r3,4 min. | 0.2 mm |
| a | 5.5 mm |
| db min. | 9.4 mm |
| Db max. | 20.2 mm |
| dn | 13.6 mm |
| Basic dynamic load rating C | 2.96 kN |
| Basic static load rating C0 | 1.16 kN |
| Fatigue load limit Pu | 0.049 kN |
| Attainable speed for grease lubrication | 80000 r/min |
| Attainable speed for oil-air lubrication | 120000 r/min |
| Ball diameter Dw | 3.969 mm |
| Number of balls z | 9 |
| Reference grease quantity Gref | 0.162 cm³ |
| Preload class A GA | 12 N |
| Static axial stiffness, preload class A | 11 N/µm |
| Preload class B GB | 24 N |
| Static axial stiffness, preload class B | 15 N/µm |
| Preload class C GC | 48 N |
| Static axial stiffness, preload class C | 21 N/µm |
| Preload class D GD | 96 N |
| Static axial stiffness, preload class D | 30 N/µm |
| Calculation factor f | 1.02 |
| Calculation factor f1 | 1 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.01 |
| Calculation factor f2C | 1.03 |
| Calculation factor f2D | 1.05 |
| Calculation factor fHC | 1 |
| Calculation factor f0 | 8.4 |
| Mass bearing | 0.013 kg |