Product details from catalogue Inquiry

Drawings:

QJ1256-N2-MPA-C3 FAG


d Bore diameter 280 mm
D Outside diameter 500 mm
B Width 90 mm
Cr Basic dynamic load rating, radial 790.000 N
C0r Basic static load rating, radial 1.600.000 N
Cur Fatigue load limit, radial 45.500 N
nG Limiting speed 2.240 1/min
nϑr Reference speed 1.110 1/min
≈m Weight 81,8 kg
da min Minimum diameter shaft shoulder 300 mm
Da max Maximum diameter of housing shoulder 480 mm
ra max Maximum fillet radius 4 mm
rmin Minimum chamfer dimension 5 mm
D1 Shoulder diameter outer ring 420,8 mm
d1 Shoulder diameter inner ring 362,45 mm
a Distance between the apexes of the pressure cones 780 mm
an Hight retaining slot 15 mm
bn Width retaining slot 12,5 mm
rn Radius retaining slot 2,5 mm
α Contact angle 45 °
Tmin Operating temperature min. -30 °C
Tmax Operating temperature max. 200 °C
Cage solid brass cage, outer ring guided MPA
Design, bearing outer ring two retaining grooves in the outer ring on one side N2
Coating Without
Tolerance class Normal (PN) PN
Dimensional / heat stabilization Rings dimensional stabilized up to 200° S1
Axial internal clearance Group 3 (C3), bigger than CN C3