Double Row Cylindrical Roller Bearings

NNU40/630

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  • Double Row Cylindrical Roller Bearings
  • Double Row Cylindrical Roller Bearings

Dimension and Parameters

Bearing NO.
Cylindrical bore :NNU40/630
Tapered bore :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

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Our materials are GCR15 and other special materials
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Support any form of OEM customization requirements
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