Double Row Cylindrical Roller Bearings

NNU40/670

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

Dimension and Parameters

Bearing NO.
Cylindrical bore :NNU40/670
Tapered bore :NNU40/670K
Boundary dimensions(mm)
d :670
D :980
B/C :308
r 1.2min :7.5
r3.4min :7.5
Basic load ratings(kN)
Cr :8420
Cor :19600
Limiting speed(rpm)
Speed Ratings :500
Abutment and fillet dimensions(mm)
da max :733
Da max :947
ra max :6
rb max :6
Weight (kg)
Refer :765

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