NN3084 KOYO Double-row cylindrical roller bearings
Brand Name:KOYO
Model Number:NN3084
Series:99000
Cone Part Number:99603
Cup Part Number:99100W
Design Units:Imperial
Bearing Weight:12.7 Kg
Cage Type:Stamped Steel
d:152.400 mm
D:254.000 mm
PDF NN3084

Product Details

Series99000
Cone Part Number99603
Cup Part Number99100W
Design UnitsImperial
Bearing Weight12.7 Kg
Cage TypeStamped Steel
d152.400 mm
D254.000 mm
B - Cone Width71.438 mm
C - Cup Width47.625 mm
B66.675 mm
R - Cone Backface To Clear Radius11.520 mm
r - Cup Backface To Clear Radius20.76 mm
da - Cone Frontface Backing Diameter169.93 mm
db - Cone Backface Backing Diameter169.93 mm
Da - Cup Frontface Backing Diameter238.30 mm
Db - Cup Backface Backing Diameter227.08 mm
Ab - Cage-Cone Frontface Clearance0.8 mm
Aa - Cage-Cone Backface Clearance8.6 mm
a - Effective Center Location3-12.2 mm
C90 - Dynamic Radial Rating (90 million revolutions)434100 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5132000 lbf
C0 - Static Radial Rating211000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)623800 lbf
K - Factor71.43
e - ISO Factor80.41
Y - ISO Factor91.47
G1 - Heat Generation Factor (Roller-Raceway)521.2
G2 - Heat Generation Factor (Rib-Roller End)69.2
Cg - Geometry Factor0.143
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Company Profile

TIMKEN BEARING MFG.CORP
Phone 409-782-6227
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