643/632 Inch Taper Roller Bearing 69.85x136.525x41.275mm
LET OUR 643/632 Inch Taper Roller Bearing 69.85x136.525x41.275mm EXPERTS GET YOU THE PARTS YOU NEED. Industrial Bearings Solutions 230x170x28
Product Details
| Bearing number | 71934 CD/HCP4AH1 |
| Size (mm) | 230x170x28 |
| Bore Diameter (mm) | 230 |
| Outer Diameter (mm) | 170 |
| Width (mm) | 28 |
| d | 170 mm |
| D | 230 mm |
| B | 28 mm |
| d1 | 188.5 mm |
| d2 | 188.5 mm |
| D1 | 211.5 mm |
| K | 0.6 mm |
| C1 | 7.32 mm |
| r1,2 - min. | 2 mm |
| r3,4 - min. | 1 mm |
| a | 40.9 mm |
| da - min. | 179 mm |
| db - min. | 179 mm |
| Da - max. | 221 mm |
| Db - max. | 225 mm |
| ra - max. | 2 mm |
| rb - max. | 1 mm |
| dn | 193.5 mm |
| Basic dynamic load rating - C | 133 kN |
| Basic static load rating - C0 | 166 kN |
| Fatigue load limit - Pu | 5.1 kN |
| Limiting speed for grease lubrication | 7000 r/min |
| Limiting speed for oil lubrication | 10000 mm/min |
| Ball - Dw | 19.05 mm |
| Ball - z | 29 |
| Gref | 36 cm3 |
| Calculation factor - f0 | 16.5 |
| Preload class A - GA | 500 N |
| Preload class B - GB | 1000 N |
| Preload class C - GC | 2000 N |
| Preload class D - GD | 4000 N |
| Calculation factor - f | 1 |
| Calculation factor - f2A | 1 |
| Calculation factor - f2B | 1.07 |
| Calculation factor - f2C | 1.12 |
| Calculation factor - f2D | 1.18 |
| Calculation factor - fHC | 1.04 |
| Preload class A | 190 N/micron |
| Preload class B | 262 N/micron |
| Preload class C | 371 N/micron |
| Preload class D | 547 N/micron |
| r1,2 min. | 2 mm |
| r3,4 min. | 1 mm |
| da min. | 179 mm |
| db min. | 179 mm |
| Da max. | 221 mm |
| Db max. | 225 mm |
| ra max. | 2 mm |
| rb max. | 1 mm |
| Basic dynamic load rating C | 133 kN |
| Basic static load rating C0 | 166 kN |
| Fatigue load limit Pu | 5.1 kN |
| Attainable speed for grease lubrication | 7000 r/min |
| Attainable speed for oil-air lubrication | 10000 r/min |
| Ball diameter Dw | 19.05 mm |
| Number of balls z | 29 |
| Reference grease quantity Gref | 36 cm³ |
| Preload class A GA | 500 N |
| Static axial stiffness, preload class A | 190 N/µm |
| Preload class B GB | 1000 N |
| Static axial stiffness, preload class B | 262 N/µm |
| Preload class C GC | 2000 N |
| Static axial stiffness, preload class C | 371 N/µm |
| Preload class D GD | 4000 N |
| Static axial stiffness, preload class D | 547 N/µm |
| Calculation factor f | 1.3 |
| Calculation factor f1 | 1 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.07 |
| Calculation factor f2C | 1.12 |
| Calculation factor f2D | 1.18 |
| Calculation factor fHC | 1.04 |
| Calculation factor f0 | 16.5 |
| Mass bearing | 2.34 kg |
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