313811 KOYO Four-row cylindrical roller bearings
Brand Name:KOYO
Model Number:313811
Series:94000
Cone Part Number:94687
Cup Part Number:94113
Design Units:Imperial
Bearing Weight:15.80 Kg
Cage Type:Stamped Steel
d:174.625 mm
D:288.925 mm
PDF 313811

Product Details

Series94000
Cone Part Number94687
Cup Part Number94113
Design UnitsImperial
Bearing Weight15.80 Kg
Cage TypeStamped Steel
d174.625 mm
D288.925 mm
B - Cone Width63.5 mm
C - Cup Width47.625 mm
B63.5 mm
R - Cone Backface To Clear Radius17.110 mm
r - Cup Backface To Clear Radius23.30 mm
da - Cone Frontface Backing Diameter193.04 mm
db - Cone Backface Backing Diameter203.96 mm
Da - Cup Frontface Backing Diameter273.05 mm
Db - Cup Backface Backing Diameter259.08 mm
Ab - Cage-Cone Frontface Clearance6.3 mm
Aa - Cage-Cone Backface Clearance6.1 mm
a - Effective Center Location3-0.8 mm
C90 - Dynamic Radial Rating (90 million revolutions)438500 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5148000 lbf
C0 - Static Radial Rating242000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)630800 lbf
K - Factor71.25
e - ISO Factor80.47
Y - ISO Factor91.28
G1 - Heat Generation Factor (Roller-Raceway)692
G2 - Heat Generation Factor (Rib-Roller End)93.8
Cg - Geometry Factor0.129
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Company Profile

TIMKEN BEARING MFG.CORP
Phone 409-782-6227
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