NNU4948 KOYO Double-row cylindrical roller bearings - TIMKEN BEARING MFG.CORP

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NNU4948 KOYO Double-row cylindrical roller bearings image

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NNU4948 KOYO Double-row cylindrical roller bearings Product Description

Series:HH224300
Cone Part Number:HH224349
Cup Part Number:HH224310
Design Units:Imperial
Bearing Weight:9.8 Kg
Cage Type:Stamped Steel
d:114.976 mm
D:212.725 mm
B - Cone Width:66.675 mm
C - Cup Width:53.975 mm
B:66.675 mm
R - Cone Backface To Clear Radius1:7.110 mm
r - Cup Backface To Clear Radius2:3.30 mm
da - Cone Frontface Backing Diameter:131.06 mm
db - Cone Backface Backing Diameter:144.02 mm
Da - Cup Frontface Backing Diameter:201.70 mm
Db - Cup Backface Backing Diameter:192.02 mm
Ab - Cage-Cone Frontface Clearance:3.8 mm
Aa - Cage-Cone Backface Clearance:4.1 mm
a - Effective Center Location3:-18.8 mm
C90 - Dynamic Radial Rating (90 million revolutions)4:39600 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5:153000 lbf
C0 - Static Radial Rating:204000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:22100 lbf
K - Factor7:1.79
e - ISO Factor8:0.33
Y - ISO Factor9:1.84
G1 - Heat Generation Factor (Roller-Raceway):367
G2 - Heat Generation Factor (Rib-Roller End):47.8
Cg - Geometry Factor:0.118

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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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