Product details from catalogue Inquiry

Drawings:

QJ256-N2-MPA FAG


d Bore diameter 280 mm
D Outside diameter 500 mm
B Width 80 mm
Cr Basic dynamic load rating, radial 870.000 N
C0r Basic static load rating, radial 1.750.000 N
Cur Fatigue load limit, radial 46.000 N
nG Limiting speed 2.210 1/min
nϑr Reference speed 1.000 1/min
≈m Weight 73,1 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 6 mm
D1 Shoulder diameter outer ring 421,8 mm
d1 Shoulder diameter inner ring 358,5 mm
a Distance between the apexes of the pressure cones 273 mm
an Hight retaining slot 15 mm
bn Width retaining slot 12,5 mm
rn Radius retaining slot 2,5 mm
α Contact angle 35 °
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 N (CN) CN