NN3072 KOYO Double-row cylindrical roller bearings - TIMKEN BEARING MFG.CORP

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NN3072 KOYO Double-row cylindrical roller bearings image

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NN3072 KOYO Double-row cylindrical roller bearings Product Description

Series:L540000
Cone Part Number:L540048
Design Units:Imperial
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:82500 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:21400 lbf
d:7.874 in
B - Cone Width:1.0938 in
R - Cone Backface To Clear Radius3:0.06 in
da - Cone Frontface Backing Diameter:8.19 in
db - Cone Backface Backing Diameter:8.27 in
Ab - Cage-Cone Frontface Clearance:0.1 in
Aa - Cage-Cone Backface Clearance:0.08 in
a - Effective Center Location4:0.56 in
C90 - Dynamic Radial Rating (90 million revolutions)5:12300 lbf
C1 - Dynamic Radial Rating (1 million revolutions)6:47400 lbf
C0 - Static Radial Rating:91800 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)7:8350 lbf
K - Factor8:1.47
G1 - Heat Generation Factor (Roller-Raceway):504
G2 - Heat Generation Factor (Rib-Roller End):226
Cg - Geometry Factor:0.137

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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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