
| d | 50 | mm | |
| D | 80 | mm | |
| B | 16 | mm | |
| d1 | 60.25 | mm | |
| d2 | 57.9 | mm | |
| D1 | 69.75 | mm | |
| r1,2 | min. | 1 | mm |
| r3,4 | min. | 0.6 | mm |
| a | 16.8 | mm |


| da | min. | 54.6 | mm |
| db | min. | 54.6 | mm |
| Da | max. | 75.4 | mm |
| Db | max. | 75.8 | mm |
| ra | max. | 1 | mm |
| rb | max. | 0.6 | mm |
| dn | 62.3 | mm |
| Basic dynamic load rating | C | 15.6 | kN | |
| Basic static load rating | C0 | 10.6 | kN | |
| Fatigue load limit | Pu | 0.45 | kN | |
| Attainable speed for grease lubrication | 30000 | r/min | ||
| Attainable speed for oil-air lubrication | 46000 | r/min | ||
| Ball diameter | Dw | 7.938 | mm | |
| Number of balls | z | 21 | ||
| Reference grease quantity | Gref | 4.1 | cm³ | |
| Preload and stiffness (back-to-back, face-to-face) | ||||
| Preload class A | GA | 85 | N | |
| Static axial stiffness, preload class A | 46 | N/µm | ||
| Preload class B | GB | 250 | N | |
| Static axial stiffness, preload class B | 72 | N/µm | ||
| Preload class C | GC | 500 | N | |
| Static axial stiffness, preload class C | 98 | N/µm | ||
| Calculation factors | ||||
| Calculation factor | f | 1.08 | ||
| Calculation factor | f1 | 1 | ||
| Calculation factor | f2A | 1 | ||
| Calculation factor | f2B | 1.03 | ||
| Calculation factor | f2C | 1.05 | ||
| Calculation factor | fHC | 1.01 | ||
| Calculation factor | f0 | 8.2 | ||
| Mass bearing | 0.23 | kg |
| Model No. | Inner Diameter | Outer Diameter | Width | Type |
| 120x180x15 HMS5 RG | 120 | 180 | 15 | Seals |
|---|---|---|---|---|
| 25x48x8 CRW1 V | 25 | 48 | 8 | Seals |
| 30x50x8 CRW1 V | 30 | 50 | 8 | Seals |
| 3201 ATN9 | 12 | 32 | 15.9 | Bearings, units and housings |
| 71918 ACE/HCP4AH1 | 90 | 125 | 18 | Bearings, units and housings |
| 71972 ACMB | 360 | 480 | 56 | Bearings, units and housings |
| 89322 M | 110 | 190 | 48 | Bearings, units and housings |
| KR 62 PPA | - | 62 | 29 | Bearings, units and housings |
| LS 120155 | 120 | 155 | 7 | Bearings, units and housings |
| NATR 30 PPA | 30 | 62 | 29 | Bearings, units and housings |
| RNA 4903 | 22 | 30 | 13 | Bearings, units and housings |
| SAF 22526 x 4.1/2 T | 114.3 | - | - | Bearings, units and housings |
Hot number:
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