4R5221 TIMKEN Four Row Cylindrical Roller Bearings NTN 

Brand Name:TIMKEN
Model Number:4R5221
Series:495
Cone Part Number:495AA
Cup Part Number:493D
Design Units:Imperial
Bearing Weight:9.72 lb
Cage Type:Stamped Steel
Ab - Cage-Cone Frontface Clearance:0.12 in
d:2.6250 in

Product Details

Series495
Cone Part Number495AA
Cup Part Number493D
Design UnitsImperial
Bearing Weight9.72 lb
Cage TypeStamped Steel
Ab - Cage-Cone Frontface Clearance0.12 in
d2.6250 in
D5.3750 in
B - Cone Width1.1720 in
C - Double Cup Width2.125 in
T - Bearing Width across Cones2.7500 in
R - Cone Backface To Clear Radius10.14 in
r - Cup Frontface To Clear Radius20.03 in
db - Cone Backface Backing Diameter3.35 in
Da - Cup Frontface Backing Diameter5.16 in
Aa - Cage-Cone Backface Clearance0.07 in
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)39000 lbf
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)460500 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)515700 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)66850 lbf
K - Factor71.31
e - ISO Factor80.44
Y1 - ISO Factor91.52
Y2 - ISO Factor102.26
Cg - Geometry Factor110.125
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Fax +65 6795 7418
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