74090A Franke Slewing Ring Bearings - China Komatsu Hydraulic Final Drive Motor Supplier

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74090A Franke Slewing Ring Bearings Exchange Guide

Calculation factor fHC:1
Mass bearing:0.9 kg
Static axial stiffness, preload class D:549 N/µm
Static axial stiffness, preload class B:304 N/µm
Preload class A:233 N/micron
Limiting speed for grease lubrication:9000 r/min
a:36.2 mm
Calculation factor - X2:0.41
Preload class C:405 N/micron
r3,4 min.:0.6 mm
C1:11.1 mm
Preload class D - GD:3200 N
d1:98.9 mm
Preload class B:304 N/micron
B:22 mm
Calculation factor (back-to-back, face-to-face) Y0:0.76
db - min.:91 mm
Basic dynamic load rating - C:63.7 kN
Outer Diameter (mm):130
ra - max.:1 mm

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China Komatsu Hydraulic Final Drive Motor Supplier: Address6518 Litimat Road, Dississauga, Intario, D2Y 4U7, Canada; Phone(Working Time)+1-659-239-5477; Fax

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