HM268730/HM268710D TIMKEN Double Direction Thrust Bearings

Brand Name: TIMKEN
Model Number: HM268730/HM268710D
Series: LM245800
Cone Part Number: LM245833
Cup Part Number: LM245810
Design Units: Imperial
Bearing Weight: 12.2 Kg
Cage Type: Stamped Steel
d: 220.878 mm
D: 317.500 mm

Product Details

Series LM245800
Cone Part Number LM245833
Cup Part Number LM245810
Design Units Imperial
Bearing Weight 12.2 Kg
Cage Type Stamped Steel
d 220.878 mm
D 317.500 mm
B - Cone Width 52.388 mm
C - Cup Width 36.513 mm
B 47.628 mm
R - Cone Backface To Clear Radius1 3.300 mm
r - Cup Backface To Clear Radius2 3.30 mm
da - Cone Frontface Backing Diameter 236.98 mm
db - Cone Backface Backing Diameter 241.05 mm
Da - Cup Frontface Backing Diameter 306.58 mm
Db - Cup Backface Backing Diameter 298.96 mm
Ab - Cage-Cone Frontface Clearance 2 mm
Aa - Cage-Cone Backface Clearance 1.3 mm
a - Effective Center Location3 2.5 mm
C90 - Dynamic Radial Rating (90 million revolutions)4 32000 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5 123000 lbf
C0 - Static Radial Rating 214000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6 17500 lbf
K - Factor7 1.83
e - ISO Factor8 0.32
Y - ISO Factor9 1.88
G1 - Heat Generation Factor (Roller-Raceway) 945.2
G2 - Heat Generation Factor (Rib-Roller End) 187.4
Cg - Geometry Factor 0.125
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