NNU4121 bearing

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Bearing NO.

Cylindrical bore :NNU4121

Tapered bore :NNU4121K30

Boundary dimensions(mm)

d :105

D :175

B/C :69

r 1.2min :2

r3.4min :2

Basic load ratings(kN)

Cr :413

Cor :670

Limiting speed(rpm)

Speed Ratings :3400

Abutment and fillet dimensions(mm)

da max :120

Da max :165

ra max :2

rb max :2

Weight (kg)

Refer :6.7

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