A4059/A4138 TIMKEN Cylindrical Roller Radial Bearings
Brand Name:TIMKEN
Model Number:A4059/A4138
Series:3400
Cone Part Number:3477
Design Units:Imperial
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:41000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:10600 lbf
d:1.3125 in
B - Cone Width:1.1721 in

Product Details

Series3400
Cone Part Number3477
Design UnitsImperial
Cage TypeStamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)141000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)210600 lbf
d1.3125 in
B - Cone Width1.1721 in
R - Cone Backface To Clear Radius30.14 in
da - Cone Frontface Backing Diameter1.67 in
db - Cone Backface Backing Diameter1.93 in
Ab - Cage-Cone Frontface Clearance0.05 in
Aa - Cage-Cone Backface Clearance0.04 in
a - Effective Center Location4-0.34 in
C90 - Dynamic Radial Rating (90 million revolutions)56100 lbf
C1 - Dynamic Radial Rating (1 million revolutions)623500 lbf
C0 - Static Radial Rating26800 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)73820 lbf
K - Factor81.6
G1 - Heat Generation Factor (Roller-Raceway)29.9
G2 - Heat Generation Factor (Rib-Roller End)11.2
Cg - Geometry Factor0.0781
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Company Profile

KRF bearing Co., Ltd
Phone 765-685-2500
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