180FC12284 KOYO Four-row cylindrical roller bearings
Brand Name:KOYO
Model Number:180FC12284
Series:32221M
Cone Part Number:X32221M
Design Units:METRIC
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:185000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:47900 lbf
d:105.000 mm
B - Cone Width:50 mm

Product Details

Series32221M
Cone Part NumberX32221M
Design UnitsMETRIC
Cage TypeStamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1185000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)247900 lbf
d105.000 mm
B - Cone Width50 mm
WPD176.9 mm
DD158.1 mm
R - Cone Backface To Clear Radius33.050 mm
da - Cone Frontface Backing Diameter118 mm
db - Cone Backface Backing Diameter123 mm
Ab - Cage-Cone Frontface Clearance3.6 mm
Aa - Cage-Cone Backface Clearance4.3 mm
a - Effective Center Location4-7.9 mm
C90 - Dynamic Radial Rating (90 million revolutions)5122000 N
C1 - Dynamic Radial Rating (1 million revolutions)6472000 N
C0 - Static Radial Rating516000 N
Ca90 - Dynamic Thrust Rating (90 million revolutions)788000 N
K - Factor81.39
G1 - Heat Generation Factor (Roller-Raceway)219.9
G2 - Heat Generation Factor (Rib-Roller End)43.5
Cg - Geometry Factor0.102
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Company Profile

TIMKEN BEARING MFG.CORP
Phone 409-782-6227
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