4R20001 TIMKEN Four Row Cylindrical Roller Bearings NTN 

Brand Name:TIMKEN
Model Number:4R20001
Series:HM535300
Cone Part Number:HM535349
Design Units:Imperial
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:256000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:66300 lbf
d:6.7500 in
B - Cone Width:2.6250 in

Product Details

SeriesHM535300
Cone Part NumberHM535349
Design UnitsImperial
Cage TypeStamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1256000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)266300 lbf
d6.7500 in
B - Cone Width2.6250 in
R - Cone Backface To Clear Radius30.14 in
da - Cone Frontface Backing Diameter7.4 in
db - Cone Backface Backing Diameter7.56 in
Ab - Cage-Cone Frontface Clearance0.13 in
Aa - Cage-Cone Backface Clearance0.21 in
a - Effective Center Location4-0.34 in
C90 - Dynamic Radial Rating (90 million revolutions)538100 lbf
C1 - Dynamic Radial Rating (1 million revolutions)6147000 lbf
C0 - Static Radial Rating265000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)726200 lbf
K - Factor81.45
G1 - Heat Generation Factor (Roller-Raceway)750
G2 - Heat Generation Factor (Rib-Roller End)116
Cg - Geometry Factor0.126
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Company Profile

Phone +54-12-4-352-0988
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