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XSA140744-N - slewing bearing - Precision slewing bearing

Product modelXSA140744-N
d674 mm
D838.1 mm
B56 mm
Limiting speed743 mm r/min
INA ModelXSA140744-N
HUANA bearingHNXSA140744-N
SeriesXS
Gear TypeExternal gear
TypeRoller
Metering SystemMetric
Inner diameter of inner ring674 mm
Outer diameter of outer ring838.1 mm
Inner diameter of outer ring (Di)747 mm
Outer diameter of inner ring(do)743 mm
H56 mm
Weight59 kg
Bolt ring of outer ring (Lo)785 mm
Number of holes on outer ring (no)36
Bolt ring in inner ring (Li)698 mm
Number of holes in inner ring (ni)40
Number of teeth (z2)138
b828 mm
Most Large allowable radial load148700 N
Maximum allowable bending fatigue strength of gear teeth21300 N
Maximum allowable contact fatigue strength of gear teeth31500 N
Axial rated dynamic load (Ca)280000 N
Axial rated static load (C0a)950000 N
Radial dynamic load rating (Cr)197000 N
Radial static load rating (C0r)465000 N
Bearing clearance preload (VSPmax)0.04
Bearing clearance preload (VSPmin)0.01
Operating accuracy (relative to raceway) (a)0.05 mm
Operating accuracy (relative to raceway) (B)0.05 mm
Operating accuracy (relative to raceway) (C)0.08 mm
Operating accuracy (relative to raceway) (D)0.08 mm
Conical lubricating nozzle4
Tooth die6 mm

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XSA140744-N / slewing bearing / Precision slewing bearing