- Cylindrical roller bearings
- Single-row
- NF
>

Bearing No. NF312
Specifications
(Boundary dimensions ...etc)
| d(mm) | 60 |
|---|
| D(mm) | 130 |
|---|
| B(mm) | 31 |
|---|
| r(min.)(mm) | 2.1 |
|---|
| r1(min.)(mm) | 2.1 |
|---|
| Fw(mm) | - |
|---|
| Ew(mm) | 113 |
|---|
| Basic load ratings : Cr(kN) | 155 |
|---|
| Basic load ratings : C0r(kN) | 126 |
|---|
| Fatigue load limit : Cu(kN) | 17.3 |
|---|
| Limiting speeds(Grease lub.)(min-1) | 4700 |
|---|
| Limiting speeds(Oil lub.)(min-1) | 6300 |
|---|
| sd1(mm) | - |
|---|
| B1(mm) | - |
|---|
| B2(mm) | - |
Mounting dimensions
| da(min.)(mm) | 71 |
|---|
| db(min.)(mm) | - |
|---|
| db(max.)(mm) | - |
|---|
| dc(min.)(mm) | - |
|---|
| dd(min.)(mm) | - |
|---|
| Da(max.)(mm) | - |
|---|
| Db(max.)(mm) | 119 |
|---|
| Db(min.)(mm) | 116 |
|---|
| ra(max.)(mm) | 2 |
|---|
| rb(max.)(mm) | 2 |
Refer.