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FAG
QJ1272-MPA
Four-point contact bearing QJ1272-MPA
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Main Dimensions & Performance Data
d
360 mm
Bore diameter
D
650 mm
Outside diameter
B
122 mm
Width
Cr
1,110,000 N
Basic dynamic load rating, radial
C0r
2,600,000 N
Basic static load rating, radial
Cur
67,000 N
Fatigue load limit, radial
nG
1,700 1/min
Limiting speed
nϑr
810 1/min
Reference speed
≈m
191.6 kg
Weight

Mounting dimensions
da min
386 mm
Minimum diameter shaft shoulder
Da max
624 mm
Maximum diameter of housing shoulder
ra max
5 mm
Maximum fillet radius

Dimensions
rmin
6 mm
Minimum chamfer dimension
D1
544.2 mm
Shoulder diameter outer ring
d1
469.9 mm
Shoulder diameter inner ring
a
505 mm
Distance between the apexes of the pressure cones
α
45 °
Contact angle

Temperature range
Tmin
-30 °C
Operating temperature min.
Tmax
200 °C
Operating temperature max.

Your current product variant
CageMPAsolid brass cage, outer ring guided
Tolerance classPNNormal (PN)
Dimensional / heat stabilization S1Rings dimensional stabilized up to 200°
Axial internal clearanceCNGroup N (CN)
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