100FC7253 KOYO Four-row cylindrical roller bearings
Brand Name:KOYO
Model Number:100FC7253
Series:L507900
Cone Part Number:L507949
Design Units:Imperial
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:24500 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:6360 lbf
d:2.2500 in
B - Cone Width:0.7188 in

Product Details

SeriesL507900
Cone Part NumberL507949
Design UnitsImperial
Cage TypeStamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)124500 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)26360 lbf
d2.2500 in
B - Cone Width0.7188 in
R - Cone Backface To Clear Radius30.06 in
da - Cone Frontface Backing Diameter2.44 in
db - Cone Backface Backing Diameter2.56 in
Ab - Cage-Cone Frontface Clearance0.1 in
Aa - Cage-Cone Backface Clearance0 in
a - Effective Center Location4-0.03 in
C90 - Dynamic Radial Rating (90 million revolutions)53650 lbf
C1 - Dynamic Radial Rating (1 million revolutions)614100 lbf
C0 - Static Radial Rating21500 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)72430 lbf
K - Factor81.5
G1 - Heat Generation Factor (Roller-Raceway)46.1
G2 - Heat Generation Factor (Rib-Roller End)38.5
Cg - Geometry Factor0.0914
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Company Profile

FGDB Pump Machinery Equipment Co., Ltd.
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