Overall dimensions (mm)
| d | 6.35 |
| D | 15.875 |
| B | 4.978 |
| B1 | 4.978 |
| γ(min) | 0.3 |
Rated speed min-1
Grease lubrication
Open type
Z·ZZ | 38000 |
Oil lubrication
Open type
Z | 45000 |
Bearing number
| Open type | R4B |
| Dust cover type | R4B ZZ |
Installation size (mm)
| da（min） | 8.4 |
| db(max） | 8.4 |
| Da（max） | 13.8 |
| db(max） | 13.8 |
| γa（max） | 0.3 |
Weight (g) (reference)
| Open type | 4.5 |
| Dust cover type | 4.43 |
Description
JAPAN KONKEN SEIKO CO.,LTD Professional sales R4B, R4B related information: model R4B inner diameter 6.35 outer diameter: 15.875 thickness: 4.978 series: Imperial Series Internal Diameter 1.016-9.525 mm, want to know more about R4B related information, you can conduct online consultation or call the hotline, we will serve you in detail.
R4B wide range, R4B mainly used in construction machinery, machine tools, automobile, metallurgy, mining, mining, oil, machinery, power, railway and other industries, the company sold R4B price is reasonable, look forward to cooperation with you.
