| Dimensions |
- d105
- D145
- B20
- r Minimum1.1
- r 1 (Minimum)0.6
|
| Load rating (N) |
|
| Load rating {kgf} |
|
| Limit speed(1)(rpm) |
- Grease lubrication6300
- Oil lubrication9000
|
| Action point position (mm) |
|
| Installation size (mm) |
- d a (Minimum)112
- Da (Maximum)138
- r a (Maximum)1
|
| Bearing code(2) |
- Single column7921C
- DB7921DB
- DF7921DF
- DT7921DT
|
| Rated load (paired double type) (N) |
|
| Rated load (paired double type) {kgf} |
|
| Paired Duplex Limit speed(1) (rpm) |
- Grease lubrication5300
- Oil lubrication7100
|
| Paired Duplex Action point distance a0(mm) |
- Back-to-back configuration53.5
- Face-to-face configuration13.5
|
| Paired Duplex Installation size(mm) |
- db(3) (Minimum)-
- Db (Maximum)140
- rb(3) (Maximum)0.6
|
| Coefficientfo |
|
| weight(kg) |
|
