Description
NTN 21311 21311KSpherical roller bearing |
 |
| Bearing numbers | Boundary dimensions | Basic load ratings | Limiting speeds | ||||||
| cylindrical bore | tapered bore | mm | rs min | static | dynamic | min-1 | |||
| d | D | B | Cr kN | C0r kN | grease | oil | |||
| 21311 | 21311K | 55 | 120 | 29 | 2 | 145 | 163 | 3 700 | 4 800 |
NTN 21311 21311KAbutment and fillet dimensions |
 |
| Abutment and fillet dimensions | Constant | Axial load factors | Mass (kg.) | |||||||
| W0 | d0 | da min | Da min | ras max | e | Y1 | Y2 | Yo | cylindrical | tapered |
| 6 | 3 | 65 | 110 | 2 | 0.25 | 2.69 | 4 | 2.63 | 1.71 | 1.69 |
