Cylindrical Roller Bearings (double row, with cage)

NNU4864S.M

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Details

Main dimensions
d [mm] 320
D [mm] 400
B [mm] 80
F [mm] 346
D1 [mm] ≈  371.6
ds [mm] 4.8
ns [mm] 9.5
r1,2 [mm] 2.1
s [mm] 4.8
Weight [kg] ≈ 23.8
Mating dimensions
da, min [mm] 330
da, max [mm] 343
db, min [mm] 350
Da, max [mm] 390
ra, max [mm] 2.1
Calculation data
C [kN] 625
C0 [kN] 1720
Cu [kN] 163
nG,Fett [min-1] 1700
nG,Öl-Luft [min-1] 2000