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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 :NNU4884
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Tapered Hole :NNU4884K
- Boundary dimensions(mm)
-
d :420
-
D :520
-
B/C :100
-
r 1.2min :2.1
-
r3.4min :2.1
- Basic load ratings(kN)
-
Cr :990
-
Cor :2850
- Limiting speed(rpm)
-
Speed Ratings :1000
- Abutment and fillet dimensions(mm)
-
da max :446
-
Da max :509
-
ra max :2
-
rb max :2
- Weight(kg)
-
Refer :48
