66FC44200AW KOYO Four-row cylindrical roller bearings
Brand Name:KOYO
Model Number:66FC44200AW
Series:495
Cone Part Number:495W
Design Units:Imperial
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:60500 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:15700 lbf
d:3.2500 in
B - Cone Width:1.1720 in
PDF 66FC44200AW

Product Details

Series495
Cone Part Number495W
Design UnitsImperial
Cage TypeStamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)160500 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)215700 lbf
d3.2500 in
B - Cone Width1.1720 in
R - Cone Backface To Clear Radius30.14 in
da - Cone Frontface Backing Diameter3.54 in
db - Cone Backface Backing Diameter3.82 in
Ab - Cage-Cone Frontface Clearance0.12 in
Aa - Cage-Cone Backface Clearance0.07 in
a - Effective Center Location4-0.03 in
C90 - Dynamic Radial Rating (90 million revolutions)59000 lbf
C1 - Dynamic Radial Rating (1 million revolutions)634700 lbf
C0 - Static Radial Rating48600 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)76850 lbf
K - Factor81.31
G1 - Heat Generation Factor (Roller-Raceway)104.6
G2 - Heat Generation Factor (Rib-Roller End)29.3
Cg - Geometry Factor0.125
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Company Profile

TIMKEN BEARING MFG.CORP
Phone 409-782-6227
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