NNU4921 bearing

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Bearing NO.

Cylindrical bore :NNU4921

Tapered bore :NNU4921K

Boundary dimensions(mm)

d :105

D :145

B/C :40

r 1.2min :1.1

r3.4min :1.1

Basic load ratings(kN)

Cr :130

Cor :260

Limiting speed(rpm)

Speed Ratings :6000

Abutment and fillet dimensions(mm)

da max :116

Da max :138.5

ra max :1

rb max :1

Weight (kg)

Refer :2

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