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Single Row Cylindrical Roller Bearings
Single Row Cylindrical Roller Bearings
QDY
Single Row Cylindrical Roller Bearings
QDY
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Dimension and Parameters
- Bearing NO.
-
New :NF38/630
-
Old :30128/630
- Boundary dimensions(mm)
-
d :630
-
D :780
-
B :112
-
r 1.2min :4
-
r3、4min :4
-
Fw :
-
Ew :745
- Basic load ratings(kN)
-
Cr :2100
-
Cor :5400
- Limiting speed(rpm)
-
Grease :560
-
Oil :670
- Abutment and fillet dimensions(mm)
-
da min :646
-
db min :
-
Da max :
-
Db max :764
-
ra max :3
-
rb max :3
- Weight (kg)
-
Refer :125
