7907CTRDULP3 NSK Super Precision Bearings - China Kobelco Hydraulic Final Drive Motor Supplier

China Kobelco Hydraulic Final Drive Motor Supplier: Kobelco Hydraulic Final Drive Motor Hitachi Hydraulic Fianla Drive Motor Komatsu Dozer Travel Motor

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Specifications for Super Precision Bearings

Calculation factor e:0.68
Calculation factor (single, tandem) Y2:0.87
rb max.:0.6 mm
a:28.4 mm
Ball diameter Dw:8.731 mm
r3,4 min.:0.6 mm
Calculation factor (back-to-back, face-to-face) Y2:1.41
Basic static load rating C0:14.6 kN
da min.:71 mm
Static axial stiffness, preload class B:198 N/µm
Calculation factor (back-to-back, face-to-face) Y1:0.92
Calculation factor f2A:1
r1,2 min.:1.1 mm
D:100 mm
Attainable speed for grease lubrication:17000 r/min
Static axial stiffness, preload class A:132 N/µm
Calculation factor f:1.09
Calculation factor f2C:1.06
da max.:76.5 mm
Preload class B GB:520 N

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China Kobelco Hydraulic Final Drive Motor Supplier: AddressAmilio Ardenas No.102 APDO.204，H.K.62865，Neptla，EO City Mexico, Mexico; Phone(Working Time)+52-96-6254-6324; Fax

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Technical Articles

Kobelco Hydraulic Final Drive Motor

Hitachi Hydraulic Fianla Drive Motor

Komatsu Dozer Travel Motor

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