- Cylindrical roller bearings
- Single-row
- N
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Bearing No. N256
Specifications
(Boundary dimensions ...etc)
d(mm) | 280 |
---|
D(mm) | 500 |
---|
B(mm) | 80 |
---|
r(min.)(mm) | 5 |
---|
r1(min.)(mm) | 5 |
---|
Fw(mm) | - |
---|
Ew(mm) | 440 |
---|
Basic load ratings : Cr(kN) | 1430 |
---|
Basic load ratings : C0r(kN) | 1680 |
---|
Fatigue load limit : Cu(kN) | 179 |
---|
Limiting speeds(Grease lub.)(min-1) | 1000 |
---|
Limiting speeds(Oil lub.)(min-1) | 1200 |
---|
sd1(mm) | - |
---|
B1(mm) | - |
---|
B2(mm) | - |
Mounting dimensions
da(min.)(mm) | 300 |
---|
db(min.)(mm) | - |
---|
db(max.)(mm) | - |
---|
dc(min.)(mm) | - |
---|
dd(min.)(mm) | - |
---|
Da(max.)(mm) | - |
---|
Db(max.)(mm) | 480 |
---|
Db(min.)(mm) | 452 |
---|
ra(max.)(mm) | 4 |
---|
rb(max.)(mm) | 4 |
Refer.