Double Row Cylindrical Roller Bearings

NNU4148

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

Dimension and Parameters

Bearing NO.
Cylindrical bore :NNU4148
Tapered bore :NNU4148K30
Boundary dimensions(mm)
d :240
D :400
B/C :160
r 1.2min :4
r3.4min :4
Basic load ratings(kN)
Cr :1980
Cor :3650
Limiting speed(rpm)
Speed Ratings :1400
Abutment and fillet dimensions(mm)
da max :278
Da max :384
ra max :3
rb max :3
Weight (kg)
Refer :85

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Bulk shipmentBulk shipment
Bulk shipment
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Fast shipping
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Quality control
We have third-party quality control to ensure the quality of our products
MaterialMaterial
Material
Our materials are GCR15 and other special materials
OEM availableOEM available
OEM available
Support any form of OEM customization requirements
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