NNU4920S.M.P53 FAG Cylindrical Roller Bearings - TIMKEN BEARING MFG.CORP

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NNU4920S.M.P53 FAG Cylindrical Roller Bearings image

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NNU4920S.M.P53 FAG Cylindrical Roller Bearings Systems

Series:28000
Cone Part Number:28159
Cup Part Number:28315
Design Units:Imperial
Bearing Weight:0.4 Kg
Cage Type:Stamped Steel
d:39.980 mm
D:80 mm
B - Cone Width:20.940 mm
C - Cup Width:15.875 mm
B:21.003 mm
R - Cone Backface To Clear Radius1:3.560 mm
r - Cup Backface To Clear Radius2:1.52 mm
da - Cone Frontface Backing Diameter:44.96 mm
db - Cone Backface Backing Diameter:52.07 mm
Da - Cup Frontface Backing Diameter:73.90 mm
Db - Cup Backface Backing Diameter:69.09 mm
Ab - Cage-Cone Frontface Clearance:1.8 mm
Aa - Cage-Cone Backface Clearance:1.5 mm
a - Effective Center Location3:-4.8 mm
C90 - Dynamic Radial Rating (90 million revolutions)4:3700 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5:14300 lbf
C0 - Static Radial Rating:15500 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:2550 lbf
K - Factor7:1.45
e - ISO Factor8:0.4
Y - ISO Factor9:1.49
G1 - Heat Generation Factor (Roller-Raceway):20.7
G2 - Heat Generation Factor (Rib-Roller End):12.5
Cg - Geometry Factor:0.0709

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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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