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Ressource KRW Product

Four Point Contact Ball Bearings (metric)

QJ1992MPA

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Details

Main dimensions
d [mm]	460
D [mm]	620
B [mm]	74
d₁ [mm]	≈ 515.3
D₁ [mm]	≈ 564.8
r_1,2 [mm]	4
α₀ [°]	35
a [mm]	≈ 378
Weight [kg]	≈ 69.4

Mating dimensions
d_{a, min} [mm]	474.6
D_{a, max} [mm]	605.4
r_{a, max} [mm]	3

Calculation data
C [kN]	800
C₀ [kN]	2000
C_u [kN]	43
n_th [min^-1]	679
n_g [min^-1]	1400