Detailed description
Rolling mill bearing FC6889250 four-row cylindrical roller bearing, equivalent to 68FC45250W
Boundary dimensions(mm)
Basic load ratings (kN)
Speed rating
Designation
(rpm)
d
D
B
Fw
rmin
Cr
Cor
Grease
Oil
340
445
250
367
2.1
2510
6110
800
1000
FC6889250
Quality advantages:
1. good quality bearing steel;
2. advanced heat treatment technique to enable high and even hardness and toughness;
3. high temperature back-fire stabilizes the bearing size;
4. P6 precision grade;
5. 100% detection for flaw before delivery.
More sizes available for ESG Four-row cylindrical roller bearings:
Inner diameter (d) : from 100mm to 420mm;
outer diameter (D): from 135mm to 600mm;
width (B): from 80mm to 440mm;
Fw from 110mm to 470mm.













