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Double Row Cylindrical Roller Bearings
Double Row Cylindrical Roller Bearings
QDY
Double Row Cylindrical Roller Bearings
QDY
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Dimension and Parameters
- Bearing NO.
-
Cylindrical Hole :NN49/630
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Tapered Hole :NN49/630K
- Boundary dimensions(mm)
-
d :630
-
D :850
-
B/C :218
-
r 1.2min :6
-
r3.4min :6
- Basic load ratings(kN)
-
Cr :4020
-
Cor :11400
- Limiting speed(rpm)
-
Speed Ratings :850
- Abutment and fillet dimensions(mm)
-
da max :670
-
Da max :807
-
ra max :5
-
rb max :5
- Weight(kg)
-
Refer :328
