Description
NTN 21308C 21308CKSpherical roller bearing |
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| 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 | |||
| 21308C | 21308CK | 40 | 90 | 23 | 1.5 | 88 | 90 | 4 900 | 6 400 |
NTN 21308C 21308CKAbutment and fillet dimensions |
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| 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 | 48.5 | 81.5 | 1.5 | 0.26 | 2.55 | 3.8 | 2.5 | 0.705 | 0.694 |
