NN4948 bearing

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Bearing NO.

Cylindrical bore :NN4948

Tapered bore :NN4948K

Boundary dimensions(mm)

d :240

D :320

B/C :80

r 1.2min :2.1

r3.4min :2.1

Basic load ratings(kN)

Cr :528

Cor :1220

Limiting speed(rpm)

Speed Ratings :2600

Abutment and fillet dimensions(mm)

da max :257

Da max :302

ra max :2

rb max :2

Weight (kg)

Refer :17.9

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