4CR480B KOYO Four-row cylindrical roller bearings
Brand Name:KOYO
Model Number:4CR480B
Series:LM844000
Cone Part Number:LM844049
Cup Part Number:LM844010
Design Units:Imperial
Bearing Weight:8 Kg
Cage Type:Stamped Steel
d:223.838 mm
D:295.275 mm
PDF 4CR480B

Product Details

SeriesLM844000
Cone Part NumberLM844049
Cup Part NumberLM844010
Design UnitsImperial
Bearing Weight8 Kg
Cage TypeStamped Steel
d223.838 mm
D295.275 mm
B - Cone Width46.038 mm
C - Cup Width34.925 mm
B46.038 mm
R - Cone Backface To Clear Radius13.560 mm
r - Cup Backface To Clear Radius23.30 mm
da - Cone Frontface Backing Diameter234.95 mm
db - Cone Backface Backing Diameter241.05 mm
Da - Cup Frontface Backing Diameter288.50 mm
Db - Cup Backface Backing Diameter275.08 mm
Ab - Cage-Cone Frontface Clearance2.8 mm
Aa - Cage-Cone Backface Clearance4.6 mm
a - Effective Center Location317 mm
C90 - Dynamic Radial Rating (90 million revolutions)430100 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5116000 lbf
C0 - Static Radial Rating207000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)625700 lbf
K - Factor71.17
e - ISO Factor80.5
Y - ISO Factor91.2
G1 - Heat Generation Factor (Roller-Raceway)927
G2 - Heat Generation Factor (Rib-Roller End)269
Cg - Geometry Factor0.143
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Company Profile

TIMKEN BEARING MFG.CORP
Phone 409-782-6227
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