excavator crankshaft diesel engine part for doosan,hyundai,kato,kobelco,kubota,sumitomo,volvo

100% Jinan Excavator Parts Company Authentic. excavator crankshaft diesel engine part for doosan,hyundai,kato,kobelco,kubota,sumitomo,volvo 2800 Series Highest Quality. Certified Supplier.

Min.Order Quantity 1 pcs
Price Negotiable

Product Details

Series2800
Cone Part Number2879
Cup Part Number2820
Design UnitsImperial
Bearing Weight0.5 Kg
Cage TypeStamped Steel
d31.750 mm
D73.025 mm
B - Cone Width23.813 mm
C - Cup Width17.463 mm
B22.225 mm
R - Cone Backface To Clear Radius10.760 mm
r - Cup Backface To Clear Radius23.30 mm
da - Cone Frontface Backing Diameter38.61 mm
db - Cone Backface Backing Diameter39.62 mm
Da - Cup Frontface Backing Diameter68.10 mm
Db - Cup Backface Backing Diameter62.99 mm
Ab - Cage-Cone Frontface Clearance1.3 mm
Aa - Cage-Cone Backface Clearance0 mm
a - Effective Center Location3-5.6 mm
C90 - Dynamic Radial Rating (90 million revolutions)44260 lbf
C1 - Dynamic Radial Rating (1 million revolutions)516400 lbf
C0 - Static Radial Rating18800 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)62690 lbf
K - Factor71.59
e - ISO Factor80.37
Y - ISO Factor91.63
G1 - Heat Generation Factor (Roller-Raceway)23.1
G2 - Heat Generation Factor (Rib-Roller End)12.4
Cg - Geometry Factor0.0718
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Company Profile

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