Ressource KRW Product

Cylindrical Roller Bearings (single row, with cage)

NJ31/630M3

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Details

Main dimensions
d [mm] 630
D [mm] 1030
B [mm] 315
F [mm] 727
d1 [mm] ≈ 771
D1 [mm] ≈ 903
r1,2 [mm] 7.5
r3,4 [mm] 7.5
s [mm] 27.3
Weight [kg] ≈ 1077
Mating dimensions
da, min [mm] 662
da, max [mm] 722
db, min [mm] 732
dc, min [mm] 774
Da, max [mm] 998
ra, max [mm] 6
Calculation data
C [kN] 9250
C0 [kN] 18000
Cu [kN] 1335
nth [min-1] 257
ng [min-1] 680