External dimensions（mm)
| d | 6 |
| D | 13 |
| B | 3.5 |
| B1 | 5 |
| γ(minimum) | 0.15 |
| γ1(minimum) | 0.15 |
Rated speed min-1
grease
Z·ZZ
V·VV | 45 |
| D·DD | 38000 |
| oilZ | 50000 |
Bearing code
| Open type | 686A |
| dust cover type | 686AZZ |
Non contact
sealed | VV |
| Contact sealed | DD |
Installation size(mm)
| da（minimum） | 7.2 |
| db(maximum） | 7.4 |
| da(maximum） | 11.8 |
| Db(minimum) | 11.7 |
| γa（maximum） | 0.15 |
| γb(maximum） | 0.15 |
weight(g)(refer to)
| Open type | 1.91 |
| dust cover type | 2.69 |
describe
686A Bearings are mainly used in industries such as construction machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electricity, and railways
