Product Details

90 x 125 x 18 KOYO 6918 ZZ Single Row Ball Bearings

Brand Name KOYO
Model Number 6918 ZZ
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

KOYO 6918 ZZ bearing Size Chart (mm/inches)

SeriesObsolete
Cone Part NumberX32220CM
Cup Part NumberY32220CM
Design UnitsMETRIC
Bearing Weight5 Kg
Cage TypeStamped Steel
d100 mm
D180 mm
B - Cone Width46.000 mm
C - Cup Width39 mm
B49.000 mm
R - Cone Backface To Clear Radius13.050 mm
r - Cup Backface To Clear Radius22.54 mm
da - Cone Frontface Backing Diameter113.03 mm
db - Cone Backface Backing Diameter121.92 mm
Da - Cup Frontface Backing Diameter171.96 mm
Db - Cup Backface Backing Diameter162.05 mm
Ab - Cage-Cone Frontface Clearance5.33 mm
Aa - Cage-Cone Backface Clearance5.33 mm
a - Effective Center Location3-7.4 mm
C90 - Dynamic Radial Rating (90 million revolutions)4102000 N
C1 - Dynamic Radial Rating (1 million revolutions)5393000 N
C0 - Static Radial Rating521000 N
Ca90 - Dynamic Thrust Rating (90 million revolutions)673300 N
K - Factor71.39
e - ISO Factor80.42
Y - ISO Factor91.43
G1 - Heat Generation Factor (Roller-Raceway)210.7
G2 - Heat Generation Factor (Rib-Roller End)50
Cg - Geometry Factor0.101
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