NNU49/56 KOYO Double-row cylindrical roller bearings - TIMKEN BEARING MFG.CORP

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NNU49/56 KOYO Double-row cylindrical roller bearings image

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NNU49/56 KOYO Double-row cylindrical roller bearings Product Description

Cone Part Number:KLL225749
Design Units:Imperial
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:35300 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:9150 lbf
d:5 in
B - Cone Width:0.6875 in
R - Cone Backface To Clear Radius3:0.06 in
da - Cone Frontface Backing Diameter:5.24 in
db - Cone Backface Backing Diameter:5.31 in
Ab - Cage-Cone Frontface Clearance:0.12 in
Aa - Cage-Cone Backface Clearance:0.03 in
a - Effective Center Location4:0.24 in
C90 - Dynamic Radial Rating (90 million revolutions)5:5260 lbf
C1 - Dynamic Radial Rating (1 million revolutions)6:20300 lbf
C0 - Static Radial Rating:34400 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)7:2990 lbf
K - Factor8:1.76
G1 - Heat Generation Factor (Roller-Raceway):163.9
G2 - Heat Generation Factor (Rib-Roller End):140.7
Cg - Geometry Factor:0.117

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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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