Cylindrical Roller Bearings (double row, with cage)

NNU4976S.M

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Details

Main dimensions
d [mm] 380
D [mm] 520
B [mm] 140
F [mm] 426
D1 [mm] ≈  470.8
ds [mm] 9.5
ns [mm] 17.7
r1,2 [mm] 4
s [mm] 7.2
Weight [kg] ≈ 90.6
Mating dimensions
da, min [mm] 395
da, max [mm] 421
db, min [mm] 430
Da, max [mm] 505
ra, max [mm] 3
Calculation data
C [kN] 1470
C0 [kN] 3700
Cu [kN] 328
nG,Fett [min-1] 1300
nG,Öl-Luft [min-1] 1600