Back
Double Row Cylindrical Roller Bearings
Double Row Cylindrical Roller Bearings
QDY
Double Row Cylindrical Roller Bearings
QDY
Printable Page
Dimension and Parameters
- Bearing NO.
-
Cylindrical Hole :NNU40/630
-
Tapered Hole :NNU40/630K
- Boundary dimensions(mm)
-
d :630
-
D :920
-
B/C :290
-
r 1.2min :7.5
-
r3.4min :7.5
- Basic load ratings(kN)
-
Cr :7650
-
Cor :17500
- Limiting speed(rpm)
-
Speed Ratings :560
- Abutment and fillet dimensions(mm)
-
da max :688
-
Da max :887
-
ra max :6
-
rb max :6
- Weight(kg)
-
Refer :635
