NTN 6903.ZZ CM JAPAN Bearing - QM INDUSTRIES BEARING LIMITED

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NTN 6903.ZZ CM JAPAN Bearing image

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NTN 6903.ZZ CM JAPAN Bearing Cross reference

Series:H859000
Cone Part Number:H859049H
Cup Part Number:H859010
Design Units:Imperial
Bearing Weight:84.60 Kg
Cage Type:Stamped Steel
d:314.325 mm
D:495.300 mm
B - Cone Width:119.063 mm
C - Cup Width:88.900 mm
B:120.650 mm
R - Cone Backface To Clear Radius1:6.35 mm
r - Cup Backface To Clear Radius2:6.35 mm
da - Cone Frontface Backing Diameter:344.93 mm
db - Cone Backface Backing Diameter:360.93 mm
Da - Cup Frontface Backing Diameter:474.47 mm
Db - Cup Backface Backing Diameter:438.91 mm
Ab - Cage-Cone Frontface Clearance:7.9 mm
Aa - Cage-Cone Backface Clearance:0.5 mm
a - Effective Center Location3:8.4 mm
C90 - Dynamic Radial Rating (90 million revolutions)4:128000 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5:494000 lbf
C0 - Static Radial Rating:759000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:126000 lbf
K - Factor7:1.01
e - ISO Factor8:0.58
Y - ISO Factor9:1.04
G1 - Heat Generation Factor (Roller-Raceway):2644.8
G2 - Heat Generation Factor (Rib-Roller End):180.5
Cg - Geometry Factor:0.214

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QM INDUSTRIES BEARING LIMITED: Address9565 Winona Avenue, Schiller Park, lL 89176, U.S.A.; Phone(Working Time)+1-788-685-5998; Fax

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