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XSA140644-N - Precision slewing bearing - slewing bearing

Product modelXSA140644-N
d574 mm
D742.3 mm
B56 mm
Limiting speed643 mm r/min
INA ModelXSA140644-N
SeriesXS
Gear TypeExternal gear
TypeRoller
Metering SystemMetric
Inner diameter of inner ring574 mm
Outer diameter of outer ring742.3 mm
Inner diameter of outer ring (Di)647 mm
Outer diameter of inner ring(do)643 mm
H56 mm
Weight52 kg
Bolt ring of outer ring (Lo)685 mm
Number of holes on outer ring (no)32
Bolt ring in inner ring (Li)598 mm
Number of holes in inner ring (ni)36
Number of teeth (z2)122
b732 mm
Most Large allowable radial load132200 N
Maximum allowable bending fatigue strength of gear teeth21300 N
Maximum allowable contact fatigue strength of gear teeth31500 N
Axial rated dynamic load (Ca)260000 N
Axial rated static load (C0a)830000 N
Radial dynamic load rating (Cr)183000 N
Radial static load rating (C0r)405000 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)0.07 mm
Conical lubricating nozzle4
Tooth die6 mm

Product Details

The XSA140644-N is part of the slewing bearing series within our Precision slewing bearing range. It is engineered for high-performance industrial use and delivers reliable operation under demanding working conditions.

Typical applications include: wind turbines, excavators, cranes, tunnel boring machines and solar trackers. For detailed dimensions and load ratings, please refer to the specification table above. Contact FIJ for bulk pricing, technical support or customized solutions.

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XSA140644-N / slewing bearing / Precision slewing bearing