NN304 TIMKEN Double row cylindrical roller bearings
Brand Name:TIMKEN
Model Number:NN304
Series:HM535300
Cone Part Number:HM535349
Cup Part Number:HM535310
Design Units:Imperial
Bearing Weight:12.2 Kg
Cage Type:Stamped Steel
d:171.450 mm
D:260.350 mm

Product Details

SeriesHM535300
Cone Part NumberHM535349
Cup Part NumberHM535310
Design UnitsImperial
Bearing Weight12.2 Kg
Cage TypeStamped Steel
d171.450 mm
D260.350 mm
B - Cone Width66.675 mm
C - Cup Width52.388 mm
B66.675 mm
R - Cone Backface To Clear Radius13.560 mm
r - Cup Backface To Clear Radius23.30 mm
da - Cone Frontface Backing Diameter187.96 mm
db - Cone Backface Backing Diameter192.02 mm
Da - Cup Frontface Backing Diameter250.44 mm
Db - Cup Backface Backing Diameter235.97 mm
Ab - Cage-Cone Frontface Clearance3.3 mm
Aa - Cage-Cone Backface Clearance5.3 mm
a - Effective Center Location3-8.6 mm
C90 - Dynamic Radial Rating (90 million revolutions)438100 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5147000 lbf
C0 - Static Radial Rating265000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)626200 lbf
K - Factor71.45
e - ISO Factor80.4
Y - ISO Factor91.49
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

COOPER BEARING LIMITED
Phone +1-785-435-3678
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