Ressource KRW Product

Cylindrical Roller Bearings (single row, with cage)

NJ3960E.M3

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Details

Main dimensions
d [mm] 300
D [mm] 420
B [mm] 90
F [mm] 330
d1 [mm] ≈ 342.8
D1 [mm] ≈ 381.2
r1,2 [mm] 3
r3,4 [mm] 3
s [mm] 4.7
Weight [kg] ≈ 40.5
Mating dimensions
da, min [mm] 312.4
da, max [mm] 327
db, min [mm] 333
dc, min [mm] 346
Da, max [mm] 407.6
ra, max [mm] 2.5
Calculation data
C [kN] 1200
C0 [kN] 2390
Cu [kN] 225
nth [min-1] 973
ng [min-1] 1900