180FC12884 KOYO Four-row cylindrical roller bearings - TIMKEN BEARING MFG.CORP

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180FC12884 KOYO Four-row cylindrical roller bearings image

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180FC12884 KOYO Four-row cylindrical roller bearings Systems

Series:HM259000
Cone Part Number:HM259048
Cup Part Number:HM259010
Design Units:Imperial
Bearing Weight:40.60 Kg
Cage Type:Stamped Steel
d:317.500 mm
D:447.675 mm
B - Cone Width:85.725 mm
C - Cup Width:68.263 mm
B:85.725 mm
R - Cone Backface To Clear Radius1:3.560 mm
r - Cup Backface To Clear Radius2:3.30 mm
da - Cone Frontface Backing Diameter:337.06 mm
db - Cone Backface Backing Diameter:341.12 mm
Da - Cup Frontface Backing Diameter:427.99 mm
Db - Cup Backface Backing Diameter:418.08 mm
Ab - Cage-Cone Frontface Clearance:5.1 mm
Aa - Cage-Cone Backface Clearance:5.3 mm
a - Effective Center Location3:-4.8 mm
C90 - Dynamic Radial Rating (90 million revolutions)4:98500 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5:380000 lbf
C0 - Static Radial Rating:628000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:56500 lbf
K - Factor7:1.74
e - ISO Factor8:0.33
Y - ISO Factor9:1.79
G1 - Heat Generation Factor (Roller-Raceway):2710
G2 - Heat Generation Factor (Rib-Roller End):281
Cg - Geometry Factor:0.181

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TIMKEN BEARING MFG.CORP: Address346 North Bower Road, Macomb, IL 61336-2501 U.S.A.; Phone(Working Time)409-782-6227; Fax

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