Cylindrical roller bearings, single row NJ2304ECP/C3
SKU:CRB000020
Cylindrical roller bearings, single row NJ2304ECP/C3
Manufacturer : SKF
Description
Technical specification
DIMENSIONS
| d |
20 mm
|
|
|---|---|---|
| D |
52 mm
|
|
| B |
21 mm
|
|
| d1 |
≈ 31.2 mm
|
|
| D1 |
≈ 41.85 mm
|
|
| F |
27.5 mm
|
|
| r1,2 |
min. 1.1 mm
|
|
| r3,4 |
min. 0.6 mm
|
|
| s |
max. 1.9 mm
|
ABUTMENT DIMENSIONS
| da |
min. 26.1 mm
|
|
|---|---|---|
| da |
max. 26.2 mm
|
|
| db |
min. 33 mm
|
|
| Da |
max. 45.4 mm
|
|
| ra |
max. 1 mm
|
CALCULATION DATA
| Basic dynamic load rating | C |
47.5 kN
|
|---|---|---|
| Basic static load rating | C0 |
38 kN
|
| Fatigue load limit | Pu |
4.8 kN
|
| Reference speed |
15 000 r/min
|
|
| Limiting speed |
18 000 r/min
|
|
| Calculation factor | kr |
0.25
|
| Limiting value | e |
0.3
|
| Axial load factor | Y |
0.4
|
MASS
| Mass bearing |
0.22 kg
|
|---|