88FC72452 KOYO Four-row cylindrical roller bearings
Brand Name:KOYO
Model Number:88FC72452
Series:37000
Cone Part Number:37431AN
Design Units:Imperial
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:53400 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:13900 lbf
d:4.3125 in
B - Cone Width:0.8440 in
PDF 88FC72452

Product Details

Series37000
Cone Part Number37431AN
Design UnitsImperial
Cage TypeStamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)153400 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)213900 lbf
d4.3125 in
B - Cone Width0.8440 in
R - Cone Backface To Clear Radius30.2 in
da - Cone Frontface Backing Diameter4.61 in
db - Cone Backface Backing Diameter4.96 in
Ab - Cage-Cone Frontface Clearance0.15 in
Aa - Cage-Cone Backface Clearance0.08 in
a - Effective Center Location40.54 in
C90 - Dynamic Radial Rating (90 million revolutions)57960 lbf
C1 - Dynamic Radial Rating (1 million revolutions)630700 lbf
C0 - Static Radial Rating40100 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)78250 lbf
K - Factor80.96
G1 - Heat Generation Factor (Roller-Raceway)123.7
G2 - Heat Generation Factor (Rib-Roller End)57.1
Cg - Geometry Factor0.144
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Company Profile

TIMKEN BEARING MFG.CORP
Phone 409-782-6227
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