Cylindrical roller bearings, single row NJ221ECP
SKU:BEA001170
Cylindrical roller bearings, single row NJ221ECP
Manufacturer : SKF
Description
Technical specification
DIMENSIONS
| d |
105 mm
|
|
|---|---|---|
| D |
190 mm
|
|
| B |
36 mm
|
|
| d1 |
≈ 134 mm
|
|
| D1 |
≈ 164.2 mm
|
|
| F |
125 mm
|
|
| r1,2 |
min. 2.1 mm
|
|
| r3,4 |
min. 2.1 mm
|
|
| s |
max. 2 mm
|
ABUTMENT DIMENSIONS
| da |
min. 117 mm
|
|
|---|---|---|
| da |
max. 122 mm
|
|
| db |
min. 137 mm
|
|
| Da |
max. 177.3 mm
|
|
| ra |
max. 2 mm
|
CALCULATION DATA
| Basic dynamic load rating | C |
300 kN
|
|---|---|---|
| Basic static load rating | C0 |
315 kN
|
| Fatigue load limit | Pu |
36.5 kN
|
| Reference speed |
3 800 r/min
|
|
| Limiting speed |
4 300 r/min
|
|
| Calculation factor | kr |
0.15
|
| Limiting value | e |
0.2
|
| Axial load factor | Y |
0.6
|
MASS
| Mass bearing |
4 kg
|
|---|