Factory price D31-16 Exhaust muffler Excavator muffler Construction Machinery Parts Silencer

Browse Factory price D31-16 Exhaust muffler Excavator muffler Construction Machinery Parts Silencer Categories 220 Bore Diameter (mm) in the Manufacturers Jinan Excavator Parts Company Online Free. 220x300x80 including Hydraulic pump and pump parts.

Min.Order Quantity 1 pcs
Price Negotiable

Product Details

Bearing number NNU4944
Size (mm) 220x300x80
Bore Diameter (mm) 220
Outer Diameter (mm) 300
Width (mm) 80
d 220 mm
Fw 244 mm
D 300 mm
B 80 mm
C 80 mm
r min. 2,1 mm
da min. 231 mm
da max 241 mm
Da max. 289 mm
db min 248 mm
ra max. 2 mm
Weight 16,7 Kg
Basic dynamic load rating (C) 561 kN
Basic static load rating (C0) 1220 kN
(Grease) Lubrication Speed 1700 r/min
Bearing No. NNU4944
r(min) 2.1
Cr 701
C0r 1220
Cu 145
Grease lub. 1700
Oil lub. 2000
Ew -
da(min) 231
da(max) 241
db(min) 248
Da(max) 289
Da(min) -
ra(max) 2
(Refer.)Mass(kg) 16.7
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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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