| Dimensions |
- d105
- D190
- B36
- r Minimum2.1
- r 1 (Minimum)1.1
|
| Load rating (N) |
|
| Load rating {kgf} |
|
| Limit speed(1)(rpm) |
- Grease lubrication2600
- Oil lubrication3600
|
| Action point position (mm) |
|
| Installation size (mm) |
- d a (Minimum)117
- Da (Maximum)178
- r a (Maximum)2
|
| Bearing code(2) |
- Single column7221B
- DB7221DB
- DF7221DF
- DT7221DT
|
| Rated load (paired double type) (N) |
|
| Rated load (paired double type) {kgf} |
|
| Paired Duplex Limit speed(1) (rpm) |
- Grease lubrication2200
- Oil lubrication3000
|
| Paired Duplex Action point distance a0(mm) |
- Back-to-back configuration159.8
- Face-to-face configuration87.8
|
| Paired Duplex Installation size(mm) |
- db(3) (Minimum)112
- Db (Maximum)183
- rb(3) (Maximum)1
|
| Coefficientfo |
|
| weight(kg) |
|
