Overall dimensions (mm)
| d | 240 |
| D | 320 |
| B | 80 |
| γ(min) | 2.1 |
| FW | 263 |
| EW | — |
Rated speed min-1
| Grease lubrication | 1600 |
| Oil lubrication | 2000 |
Bearing number
| Cylindrical bore | NNU 4948 |
| Tapered bore | NNU 4948 K |
Installation size (mm)
Da
(min） | 251 |
da
(max） | 262 |
d1a
(min) | 254 |
dc
(min) | 269 |
da
(max） | 309 |
Da
(min） | — |
γa
(max) | 2 |
Description
JAPAN KONKEN SEIKO CO.,LTD Professional sales NNU4948, NNU4948 related information: model NNU4948 inner diameter 240 outer diameter: 320 thickness: 80 series: Double Row Cylindrical Roller Bearings (Standard Series), Internal Diameter 25-850 mm, want to know more about NNU4948 related information, you can conduct online consultation or call the hotline, we will serve you in detail.
NNU4948 wide range, NNU4948 mainly used in construction machinery, machine tools, automobile, metallurgy, mining, mining, oil, machinery, power, railway and other industries, the company sold NNU4948 price is reasonable, look forward to cooperation with you.
