Cylindrical roller bearings, single row NJ2311ECP/C4
SKU:CYL000186
Cylindrical roller bearings, single row NJ2311ECP/C4
Manufacturer : SKF
Description
Technical specification
DIMENSIONS
| d |
55 mm
|
|
|---|---|---|
| D |
120 mm
|
|
| B |
43 mm
|
|
| d1 |
≈ 77.5 mm
|
|
| D1 |
≈ 100.3 mm
|
|
| F |
70.5 mm
|
|
| r1,2 |
min. 2 mm
|
|
| r3,4 |
min. 2 mm
|
|
| s |
max. 3.5 mm
|
ABUTMENT DIMENSIONS
| da |
min. 65 mm
|
|
|---|---|---|
| da |
max. 68 mm
|
|
| db |
min. 80 mm
|
|
| Da |
max. 109.2 mm
|
|
| ra |
max. 2 mm
|
CALCULATION DATA
| Basic dynamic load rating | C |
232 kN
|
|---|---|---|
| Basic static load rating | C0 |
232 kN
|
| Fatigue load limit | Pu |
30.5 kN
|
| Reference speed |
6 000 r/min
|
|
| Limiting speed |
7 000 r/min
|
|
| Calculation factor | kr |
0.25
|
| Limiting value | e |
0.3
|
| Axial load factor | Y |
0.4
|
MASS
| Mass bearing |
2.26 kg
|
|---|