Sumitomo Excavator Track Chain/ Track Link from China

The online Sumitomo Excavator Track Chain/ Track Link from China parts store 320x438x121 gives you immediate access to a 320x438x121 Size (mm) selection of more than 1.4 million new, Jinan Excavator Parts Company used, remanufactured.

Min.Order Quantity 1 pcs
Price Negotiable

Product Details

Bearing numberNN3064K
Size (mm)320x438x121
Bore Diameter (mm)320
Outer Diameter (mm)438
Width (mm)121
d320 mm
D480 mm
Ew438 mm
B121 mm
C121 mm
r min.4 mm
Weight74 Kg
Basic dynamic load rating (C)1430 kN
Basic static load rating (C0)2750 kN
(Grease) Lubrication Speed1900 r/min
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Company Profile

Worktime 9:00-18:00(Beijing time)
Phone 86 0531-8299 9952
Fax 86 0531 -82990353
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