Cylindrical roller bearings, single row NJ308ECP/C4
SKU:BEA001334
Cylindrical roller bearings, single row NJ308ECP/C4
Manufacturer : SKF
Description
Technical specification
DIMENSIONS
| d |
40 mm
|
|
|---|---|---|
| D |
90 mm
|
|
| B |
23 mm
|
|
| d1 |
≈ 57.5 mm
|
|
| D1 |
≈ 75.18 mm
|
|
| F |
52 mm
|
|
| r1,2 |
min. 1.5 mm
|
|
| r3,4 |
min. 1.5 mm
|
|
| s |
max. 1.4 mm
|
ABUTMENT DIMENSIONS
| da |
min. 48 mm
|
|
|---|---|---|
| da |
max. 50 mm
|
|
| db |
min. 60 mm
|
|
| Da |
max. 81.8 mm
|
|
| ra |
max. 1.5 mm
|
CALCULATION DATA
| Basic dynamic load rating | C |
93 kN
|
|---|---|---|
| Basic static load rating | C0 |
78 kN
|
| Fatigue load limit | Pu |
10.2 kN
|
| Reference speed |
8 000 r/min
|
|
| Limiting speed |
9 500 r/min
|
|
| Calculation factor | kr |
0.15
|
| Limiting value | e |
0.2
|
| Axial load factor | Y |
0.6
|
MASS
| Mass bearing |
0.67 kg
|
|---|