90FC63450A KOYO Four-row cylindrical roller bearings
Brand Name:KOYO
Model Number:90FC63450A
Series:775
Cone Part Number:778
Design Units:Imperial
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:135000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:35100 lbf
d:3.6250 in
B - Cone Width:1.8900 in
PDF 90FC63450A

Product Details

Series775
Cone Part Number778
Design UnitsImperial
Cage TypeStamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1135000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)235100 lbf
d3.6250 in
B - Cone Width1.8900 in
R - Cone Backface To Clear Radius30.14 in
da - Cone Frontface Backing Diameter4.13 in
db - Cone Backface Backing Diameter4.37 in
Ab - Cage-Cone Frontface Clearance0.07 in
Aa - Cage-Cone Backface Clearance0.13 in
a - Effective Center Location4-0.32 in
C90 - Dynamic Radial Rating (90 million revolutions)520200 lbf
C1 - Dynamic Radial Rating (1 million revolutions)677800 lbf
C0 - Static Radial Rating111000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)713300 lbf
K - Factor81.51
G1 - Heat Generation Factor (Roller-Raceway)227.3
G2 - Heat Generation Factor (Rib-Roller End)41.3
Cg - Geometry Factor0.107
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Company Profile

TIMKEN BEARING MFG.CORP
Phone 409-782-6227
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