Overall dimensions (mm)
| d | 105 |
| D | 260 |
| B | 60 |
| γ(min) | 4 |
| γ1(min) | 4 |
| FW | 144.5 |
| EW | 2205 |
Rated speed min-1
| Grease lubrication | 2400 |
| Oil lubrication | 3000 |
Bearing number
| NU 421 |
| NU type | NU |
| NJ type | NJ |
| NUP type | — |
| N type | N |
| NF type | NF |
Installation size (mm)
| da（min） | 121 |
| Db(min) | 121 |
| db(max） | 141 |
| dc(min） | 147 |
| dd(min） | 162 |
| da(max） | 244 |
| db(max） | 244 |
| Db(min) | 225 |
| γa（max） | 3 |
| γb(max） | 3 |
Description
JAPAN KONKEN SEIKO CO.,LTD Professional sales NU421, NU421 related information: model NU421 inner diameter 105 outer diameter: 260 thickness: 60 series: Single Row Cylindrical Roller Bearings (Standard Series), Shaft Diameter 20-480 mm, want to know more about NU421 related information, you can conduct online consultation or call the hotline, we will serve you in detail.
NU421 wide range, NU421 mainly used in construction machinery, machine tools, automobile, metallurgy, mining, mining, oil, machinery, power, railway and other industries, the company sold NU421 price is reasonable, look forward to cooperation with you.
