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![BK2520 [NTN] Needle roller bearing](https://ebearing.com.ua/124241-large_default/bk2520-ntn-needle-roller-bearing.jpg "BK2520 [NTN] Needle roller bearing")
![BK2520 [NTN] Needle roller bearing](https://ebearing.com.ua/124241-thickbox_default/bk2520-ntn-needle-roller-bearing.jpg "BK2520 [NTN] Needle roller bearing")
![BK2520 [NTN] Needle roller bearing](https://ebearing.com.ua/124242-thickbox_default/bk2520-ntn-needle-roller-bearing.jpg "BK2520 [NTN] Needle roller bearing")
Manufacturer
NTN
NTN
Country of origin
Japan
Japan
Designation:
BK2520 DIN 618-1 / ISO 3245
Design:
The drawn cup needle bearing consists of one row of long rollers (needles) connected with a separator.
Application:
This bearing is used for passing a radial load (along the radius) in harvester combines rotating shafts.
Features:
closed rollers end;
one open side and one closed side ( similarly as on the crosspiece) ).
Parameters
Weight, W
0.039 kg
Inner diameter, d
25 mm
Outer diameter, D
32 mm
Total width, T
20 mm
Rotation speed (plastic lubricant), v
6500 RPM
Rotation speed (liquid lubrication), v
9500 RPM
Static load, C0
33 kN
Dynamic load, C
20.3 kN
Operating temperature max., Tmax
120 °C
Operating temperature min., Tmin
-20 °C
![BK2520 [NTN] Needle roller bearing](https://ebearing.com.ua/124241-home_default/bk2520-ntn-needle-roller-bearing.jpg "BK2520 [NTN] Needle roller bearing")
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