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 55206 - 55433D TIMKEN

55206 - 55433D TIMKEN

Tapered Roller Bearings Tapered Roller Bearings - TDO (Tapered Double Outer) Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken Part Number 55206 -...
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  • 55206 - 55433D
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Product Description

Tapered Roller Bearings Tapered Roller Bearings - TDO (Tapered Double Outer) Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial Timken Part Number 55206 - 55433DTimken Part Number 55206 - 55433D, Tapered Roller Bearings - TDO (Tapered Double Outer) ImperialThe configuration of the TDO provides a wide effective bearing spread, making it ideal for applications in which overturning moments are a significant load component. TDO bearings can be used in fixed positions or allowed to float in the housing bore. Specifications | Dimensions | Abutment and Fillet Dimensions | Basic Load Ratings | Factors

Specifications

Series 55000
Cone Part Number 55206
Cup Part Number 55433D
Design Units Imperial
Bearing Weight 5.57 lb2.529 Kg
Cage Type Stamped Steel
Ab - Cage-Cone Frontface Clearance 0.16 in4.1 mm

Dimensions

d - Bore 2.0625 in52.388 mm
D - Cup Outer Diameter 4.3300 in109.982 mm
B - Cone Width 1.0594 in26.909 mm
C - Double Cup Width 1.6876 in42.865 mm
T - Bearing Width across Cones 2.4999 in63.497 mm

Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1 0.14 in3.600 mm
r - Cup Frontface "To Clear" Radius2 0.02 in0.5 mm
db - Cone Backface Backing Diameter 2.83 in71.90 mm
Da - Cup Frontface Backing Diameter 4.15 in105.40 mm
Aa - Cage-Cone Backface Clearance 0.16 in4.1 mm

Basic Load Ratings

C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 7350 lbf32700 N
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4 49400 lbf220000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 12800 lbf56900 N
Ca90 - Dynamic Thrust Rating (90 million revolutions)6 11100 lbf49500 N

Factors

K - Factor7 0.66
e - ISO Factor8 2.71
Y1 - ISO Factor9 0.25 0.37
Y2 - ISO Factor10 0.37
G1 - Heat Generation Factor (Roller-Raceway)11 36.8
G2 - Heat Generation Factor (Rib-Roller End) 13.2
Cg - Geometry Factor12 0.109

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